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HOUSEHOLD PLASTIC WASTE MANAGEMENT IN BOLGATANGA
MUNICIPALITY: THE ISSUES OF URBAN GHANA
Bright Yintii Buzong
Maurice Mustapha Braimah
ABSTRACT
Many urban areas in Ghana are heavily polluted with plastic waste and the
Bolgatanga Municipality is not an exception. The inability of the Bolgatanga
Municipal Assembly and Zoomlion Ghana limited to tackle the problem, calls for the
participation of the general public, Households as a subset of the public consume
more plastic products and subsequently generates enormous amount of waste. In
addition, their waste management practices affect the environment. In view of this,
the study was carried out with the following objectives; to ascertain the plastic waste
situation, to identified households’ plastic waste management practices and
challenges and as well as the way forward to reducing plastic waste. The
questionnaire based study was carried out in 12 Electoral Areas that were randomly
selected. 81.67% of households believed the plastic waste situation was bad.
Household waste management practices identified included; temporal storage of
waste in dustbins, boxes, buckets and large polythene bags. Plastic waste was
generally thrown together with other waste and gotten rid out of the household.
54.77% of households finally disposed their waste at approved dumping site while
34.77% burned their waste. A percentage of 8.92% disposed their waste at any
available open space whilst 1.54% buried their waste. Challenges of household waste
management identified were distance of dumpsites, lack of dumpsite and dustbins as
well as irregular collection of waste by waste management firms. Households
however believed that dealing with the problem required a change of attitude towards
waste disposal, discontinuation of plastic use, recycling, and all stakeholder
participation in waste management. Recommendations made included the
establishment of a recycling plant, creation of awareness and carrying out educational
campaigns, the use of environment R’s and support for the Municipal Assembly in
managing waste at the household level.
ŝŝ
ACKNOWLEDGEMENT
We would like to express our gratitude to all persons who were directly or
indirectly involved to add their efforts to the accomplishment of this work. We
would particularly like to extend our heartfelt thanks and appreciation to my
supervisors Mr. Maxwell Anim-Gyampo and Dr. Shamsu-Deen Ziblim, for their
follow-up, devotion of their precious time, valuable suggestions, comments and
systematic guidance to improve the content of this work. They also deserve our
utmost gratitude for his encouragement, on time responses and cooperation
relevant materials. My special gratitude and deepest thanks also to Mr. Boniface
Sigme Boinde, Clifford Tampouri, Ajaab Rogatus and Patrick Swanzy for their
support, advice and comments on the research work. We would like to extend our
thanks to Ministry of Food and Agriculture Organisation Navrongo and
Environmental Protection Agency (EPA) for assisting with relevant secondary
data during this study.
ŝŝŝ
DEDICATION
We dedicate this work to Almighty God
ŝǀ
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ϯ͘ϭ^ƚƵĚLJƌĞĂ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϰ
ϯ͘ϮůŝŵĂƚĞĂŶĚǀĞŐĞƚĂƚŝŽŶ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϱ
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ϯ͘ϯdŽƉŽŐƌĂƉŚLJĂŶĚĚƌĂŝŶĂŐĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϱ
ϯ͘ϰ'ĞŽůŽŐLJĂŶĚ^ŽŝůdLJƉĞƐϯ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϲ
ϯ͘ϱĞŵŽŐƌĂƉŚŝĐŚĂƌĂĐƚĞƌŝƐƚŝĐƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϲ
ϯ͘ϲ^ĂŵƉůŝŶŐWƌŽĐĞĚƵƌĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϳ
ϯ͘ϲ͘ϭ^ĞĐŽŶĚĂƌLJĚĂƚĂĐŽůůĞĐƚŝŽŶ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϳ
ϯ͘ϲ͘ϮWƌŝŵĂƌLJĂƚĂĐŽůůĞĐƚŝŽŶ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϳ
ϯ͘ϲ͘ϯYƵĞƐƚŝŽŶŶĂŝƌĞƐĂĚŵŝŶŝƐƚƌĂƚŝŽŶ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϯϵ
ϯ͘ϲ͘ϰĂƚĂWƌŽĐĞƐƐŝŶŐĂŶĚŶĂůLJƐŝƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϬ
ϯ͘ϳ>ŝŵŝƚĂƚŝŽŶƐŽĨƚŚĞƐƚƵĚLJ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϬ
,WdZ&KhZ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϭ
ϰ͘ϬZ^h>d^E/^h^^/KE͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϭ
ϰ͘ϭWůĂƐƚŝĐǁĂƐƚĞĨůŽǁĂŶĚŵĂŶĂŐĞŵĞŶƚŝŶƚŚĞŽůŐĂƚĂŶŐĂŵƵŶŝĐŝƉĂůŝƚLJ͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϭ
ϰ͘ϮWůĂƐƚŝĐƌĞĐLJĐůŝŶŐĞĨĨŽƌƚƐŝŶƚŚĞŽůŐĂƚĂŶŐĂDƵŶŝĐŝƉĂůŝƚLJ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϰ
ϰ͘ϯĞŵŽŐƌĂƉŚŝĐĐŚĂƌĂĐƚĞƌŝƐƚŝĐƐŽĨƌĞƐƉŽŶĚĞŶƚƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϰϳ
ϰ͘ϰZĞĂƐŽŶƐĨŽƌŚŽƵƐĞŚŽůĚƉƌĞĨĞƌĞŶĐĞĨŽƌƉůĂƐƚŝĐƉƌŽĚƵĐƚƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϬ
ϰ͘ϱ^ŽƵƌĐĞƐŽĨƉůĂƐƚŝĐƐƚŽƚŚĞŚŽƵƐĞŚŽůĚ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϭ
ϰ͘ϲDĂũŽƌŝƚLJŽĨƉůĂƐƚŝĐƐďƌŽƵŐŚƚŝŶƚŽƚŚĞŚŽƵƐĞŚŽůĚ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϮ
ϰ͘ϳKƉŝŶŝŽŶŽŶƉůĂƐƚŝĐǁĂƐƚĞĐĂƵƐŝŶŐƚŚƌĞĂƚƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϰ
ϰ͘ϴWŽƐƐŝďůĞĞĨĨĞĐƚƐŽĨƉůĂƐƚŝĐǁĂƐƚĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϱ
ǀŝŝ
ϰ͘ϵ,ŽƵƐĞŚŽůĚǁĂƐƚĞŵĂŶĂŐĞŵĞŶƚƉƌĂĐƚŝĐĞƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϴ
ϰ͘ϵ͘ϭWĞƌƐŽŶƐƌĞƐƉŽŶƐŝďůĞĨŽƌŵĂŶĂŐĞŵĞŶƚŽĨŚŽƵƐĞŚŽůĚǁĂƐƚĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϴ
ϰ͘ϵ͘ϮdĞŵƉŽƌĂů^ƚŽƌĂŐĞŽĨŚŽƵƐĞŚŽůĚǁĂƐƚĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϱϵ
ϰ͘ϵ͘ϯDĞƚŚŽĚƐŽĨŝƐƉŽƐĂůŽĨ,ŽƵƐĞŚŽůĚtĂƐƚĞĂŶĚdŝŵĞƐƉĞŶƚ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϲϭ
ϰ͘ϵ͘ϰDŽĚĞŽĨĚŝƐƉŽƐŝŶŐƉůĂƐƚŝĐǁĂƐƚĞ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϲϰ
ϰ͘ϭϬ ŚĂůůĞŶŐĞƐŽĨŚŽƵƐĞŚŽůĚǁĂƐƚĞĚŝƐƉŽƐĂů͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϲϲ
ϰ͘ϭϭ /ŶƐƚŝƚƵƚŝŽŶƐƌĞƐƉŽŶƐŝďůĞĨŽƌǁĂƐƚĞŵĂŶĂŐĞŵĞŶƚŝŶƚŚĞƐƚƵĚLJĂƌĞĂ͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϲϳ
ϰ͘ϭϮ ,ŽƵƐĞŚŽůĚ ǁŝůůŝŶŐŶĞƐƐ ƚŽ ƐĞƉĂƌĂƚĞ ƉůĂƐƚŝĐ ĨƌŽŵ ŚŽƵƐĞŚŽůĚ ǁĂƐƚĞ ďĞĨŽƌĞ
ĚŝƐƉŽƐĂů͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϳϬ
ϰ͘ϭϯ dƌĞŶĚŽŶƵƐĞŽĨƉůĂƐƚŝĐƉƌŽĚƵĐƚƐŝŶŽůŐĂƚĂŶŐĂ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϳϭ
ϰ͘ϭϰ ,ŽƵƐĞŚŽůĚŝŶǀŽůǀĞŵĞŶƚŝŶƉůĂƐƚŝĐǁĂƐƚĞŵĂŶĂŐĞŵĞŶƚ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϳϯ
ϰ͘ϭϱ ŶƵŵĞƌĂƚŝǀĞŶĂůLJƐŝƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϳϳ
,WdZ&/s͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϴϱ
ϱ͘ϬKE>h^/KEEZKDDEd/KE^͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϴϱ
ϱ͘ϭ^ƵŵŵĂƌLJ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϴϱ
ϱ͘ϮŽŶĐůƵƐŝŽŶ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϴϲ
ϱ͘ϯZĞĐŽŵŵĞŶĚĂƚŝŽŶƐ͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϴϳ
Z&ZE^͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϵϬ
WWE/^͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϭϬϱ
ǀŝŝŝ
WWE/y/͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘ϭϬϲ
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Plastics are man-made organic materials that are produced from oil and natural gas as
raw materials. They are relatively cheap, durable and versatile material. Products
made from plastics have brought benefits to society in terms of economic activity,
jobs and quality of life. Plastics can even help reduce energy consumption and
greenhouse gas emissions in many circumstances, even in some packaging
applications when compared to the alternatives (European commission DG ENV,
2011). The benefits driven from plastics compel manufacturers to increase
production. According to Spokas (2007) and Geographical (2005) around 500 billion
of plastics bags are used worldwide. A United Kingdom group Wasteonline also puts
annual global production of plastic around 100 million tonnes per year. In a study
conducted in Switzerland in 2010, approximately 1000,000 tonnes or 125 kg of
plastic material was used or consumed per head. According to the same report, the
world produces 20 times more plastic today than 50 years ago.
As plastic consumption is increasing, more and more plastic waste is being generated
(World Bank, 1996; Yankson, 1998). FOEN (2003) indicates that, plastics form
around 15% of household refuse and according to a report published in December
2010, the U.S. Environmental Protection Agency (USEPA) determined that, the
United States alone generated 30 million tonnes of plastic waste in 2009. It is
believed after their entry into the environment, plastics can persist up to 100 years
without being decomposed by sunlight and/or microorganisms (Stevens, 2001 and
UNEP, 2005a).
The issue of plastic waste management is therefore a major global phenomenon that
has crept up over the decades, and really requires a global and comprehensive
ϭ
solution that includes systemic rethinks about usage and production (Wassener,
2011). It is a crucial problem not only for developing countries but for the developed
countries as well.
As enormous amount of plastic waste is generated throughout the world, the most
crucially posed question is how to manage it effectively and efficiently to save the
environment and the continuous existence of mankind (Wienaah, 2007).
Many
municipalities, cities and towns the world over continue to grapple with the problem
because it imposes negative environmental externalities. It is usually nonbiodegradable and therefore can remain as waste in the environment for a very long
time (EC, DG ENV, 2011) it may pose risks to human health as well as the
environment; and it can be difficult to reuse and/or recycle in practice. An issue of
particular concern is that, giant masses of plastic waste have been discovered in the
North Atlantic and Pacific Ocean; the full environmental impacts of which are not yet
fully understood but which cause severe damage to seabirds, marine mammals and
fish (EC DG ENV, 2011).In Ghana, most of the concern for plastic waste
management is with the urban areas than the rural areas. Urban areas in Ghana
produce a variety of these plastic wastes because of the adoption of a more hygienic
mode of packaging food, beverages, “iced water” and other products. This has
brought plastic packaging to replace the existing cultural packaging methods (leaf
wrappers, brown paper and metal cup uses) in cities and towns (Adarkwa and
Edmundsen, 1993; KMA, 1995; World Bank, 1995; Schweizer and Annoh, 1996).
This widespread replacement of the modes of packaging with plastics is an indication
of the uniqueness of plastic properties such as versatility, inertness and flexibility,
especially in the application areas of packaging. As a result of their unique properties,
plastics have become the most favoured packaging materials in commerce with firms
making windfall profits and transferring the environmental cost associated with
cleaning plastic waste on the general public.
The shift to this new form of plastic packaging in Ghana has equally created or
generated huge quantities of waste and created pressing sanitation problem as many
Ϯ
towns and cities are overwhelmed with management of wastes. According to a study
conducted in Accra, Ghana by GOPA Consultants in 1983, Plastic Waste accounted
for 1-5% (of net weight) of the total amount of waste generated (Lardinois and Van
de Klundert, 1995). The majority of these wastes are sachet water bags. This is so
because, the public have developed a strong taste for such sachet water since it is
portable and can easily be carried from one place to another. There is also a
perception that such sachet water is cleaner and more mineralized than tap water.
After gulping down the liquid content, these bags are discarded indiscriminately
thereby littering the whole environment. These bags now constitute a major
proportion of the plastic waste generated throughout the urban areas in Ghana
(Wienaah, 2007). Statistics released by the Accra Metropolitan Assembly (AMA)
Waste Management Department and other waste management bodies indicated that
about 9000 tonnes of waste is generated daily, out of which 315 tonnes are plastic
related (Amankwah, 2005). In addition to the plastic sachet that poses problems,
other forms of plastics include plastic bottles, polythene bags and wrappers. It is
estimated that, there are over 40 plastic producing industries in the country producing
over 30,000 metric tons per annum of assorted plastic products. In addition, about
12,000 metric tons of finished plastic products are imported annually into the
country. These add to compound the plastic waste problem in the country. At least
about 20-30% of these end up as waste in the streets. With very few recycling
facilities in the country, the issue of post-consumer plastic waste has become a major
issue of concern. However, there have been serious attempts to address the problem.
Plastic wastes are sent to dumpsites, but majority end up in drains, streams and open
places. Some plastic wastes are disposed of by open dumping, open burning,
controlled burning and tipping at dumpsites. These methods employed in the
management of plastics over the years have only proved unsuccessful.
The current state of plastic waste management leaves much to be desired. Less than
40% of urban residents are served with waste collection services. The traditionally
applied methods of dealing with wastes including burning, burying and open space
ϯ
dumping have been unsuccessful, and the resulting contamination of water and land
has led to growing concern over the absence of an integrated approach to waste
management in the country. This therefore implies that, there is no single solution to
the challenge of plastic waste management. Generally, waste management process is
usually framed in terms of generation, storage, treatment and disposal, with
transportation inserted between stages required. Hence, George, (2008) indicated that
a combination of source reduction, recycling, incineration and burying in landfills
and conversion is currently the optimal way to manage domestic waste which
includes plastic waste. However in order to achieve this optimal way of managing
waste in general, participation by all stakeholders including households is key.
ͳǤʹ
ͳǤʹǤͳ
A number of authors have described the concept of household in different ways
relating to different social context (Solomon, 2011). According to Oostterveer and
Spaargaren (2010), the household is important because it is the place where people
live and sometimes also work together, producing, storing, separating and reusing
domestic waste. Niechof (2004a,b) describes household as the locus of livelihood
generation, where resources are generated, organised, managed and used for
economic activities as well as of household members and care. According to Mtshali
(2002), the concept of family and household are often regarded as interchangeable,
but they are not (Solomon, 2011). The household is the most important institution in
which people live. It is a basic unit of society where individuals both cooperate and
compete for resources. Dharmawan (1999) however describes a household as an
organisation of human beings living in a common residence that disposes resources
and pools incomes of its members and uses it by way of productive and reproductive
activities for ensuring it members existence, in which socio-economic relations that
ϰ
are internal and external to the household unit, are continually formed for enabling in
meeting such needs. Nombo (2007) has describes households as the unit into which
livelihood generation is anchored. It is the arena where much of daily live takes place
and centre of processes that determines the welfare and wellbeing of the individual
members. Furthermore, NBS (2002) defines household in two forms. First as: ‘A oneperson household where a person lives alone in a whole or part of a housing unit and
has independent consumption and second as: ‘A multi-person household where a
group of two or more persons occupy the whole or part of a housing unit and share
their consumption. Usually members of household of this type include a husband,
wife and children. Relatives, boarders, visitors and other persons are included as
members of the household if they pool their resources and share their consumption.
The UN (2004) defines a household as a group of two or more persons living together
who make common provision for food or other essentials for living. It consists of
family and non-family members that share a housing unit and their resources. The
household is seen as an arena where much of the daily life takes place and the centre
of processes that determine the welfare and wellbeing of individual members.
Source of waste: A source of waste is a point at which waste is generated and
introduced into the environment.
Commercial/Municipal sources: These include plastic waste originating from stores,
restaurants, markets, shops, auto repairs shops, print shops among others.
Household/Residential sources: Includes wastes from all residential areas. This also
include waste from single-family and multifamily dwellings, low-medium and high
rise apartment.
Institutional/Organisational
sources:
Include
waste
from
institutions
or
organisations.
Waste junction: The waste junction refers to a point at which waste is temporally
stored by the generator to be collected by waste management firm. It includes a
ϱ
container or transfer point, an approved dumping site and dustbins especially for
those who receive door to door waste collection services (Solomon, 2011).
Primary and secondary phase of waste management: The phase at which waste
generated is under the control of the generator. The primary phase ends at the point at
which the generator finally dumps his waste for collection by a waste management
firm. The secondary phase however starts from the point at which the waste
management firms come in to collect waste through the final disposal site. That is to
say that, it starts with the transfer point and ends with the final disposal site
(Solomon, 2011)
ͳǤʹǤʹ
The household is paramount in contemporary waste management because of its
integrative role between production and consumption of plastics. Based on their
consumption behaviour and waste management practices, they determine the amount
of plastic material flow from manufacturers as well the amount of
post-consumer
plastic waste in the environment. This has therefore calls for the consideration and
inclusion of such an important unit in all waste management initiatives (Chambers,
2007a, 2007b; Freedman, 1997; Bliss, 1999; Kuhn, 2000; and Harris, 2007).
According to Davies, (2001) current systems for waste management plans require a
statutory duty on the part of the local authority to incorporate publics in the waste
planning process.
Increasing public participation in policy making within the
environmental sphere has been proposed as a means to establish institutional
credibility, develop citizen empowerment, foster social responsibility and enhance
information dissemination. Justifications for improved public participation are often
couched in terms of the rights of citizens to have an influence on decision making and
as a mechanism through which a range of views in a diverse and complex society can
be accessed. However calls for greater participation in environmental policy
emanating from international regimes are congruous with Agenda 21 of the UN
millennium development goals (UNCED, 1992).
ϲ
In addition, the centrality of the household has over the past 3 decades become
even more crucial in the wake of the unprecedented urban population growth,
increased industrialization and the changing lifestyles from the hitherto rudimental
to a more affluent one (UN-Habitat, 1993). As a group, households are the single
largest generator of municipal waste and account for more than 50% of the total
waste in the cities (Sarkhel, 2006). In some urban area, approximately 80% of the
municipal
waste
is
generated
within
households
of
which plastic waste
constitutes 25% (Practical Action, 2005). During the past three decades, most
urban areas the world over, has experienced a series of innovative activities
around plastic waste management springing from the consistent decline of the
capacity of their national and city authorities to provide adequate and efficient
solid waste management services (Mitchell, 1991; Clapham, 2002; Milliken and
Krause, 2002; Nyongo, 2006 and Oosteveer, 2008). These innovations are bidimensional in nature:
recycling of post-consumer plastic wastes and use of
alternative packaging bags. The outcome of these emerging practices towards
bridging the gap between plastic production and waste management systems
which promises to be the panacea for sustainable plastic waste management
largely depends on the perspective of the household. As McDonald and Ball
(1998) explicitly put it, “Without the public’s conscious, collective decision to
support an alternative route to their waste, there will be no material for the postconsumer waste recycling industries.”
ͳǤ͵
The Bolgatanga municipality like any other urban area in Ghana is also battling with
the issue of waste especially plastic waste. The Municipal is engulfed with filth as a
result of plastic waste disposal. There are numerous efforts from the municipal
assembly and private sector waste management authorities like Zoomlion to address
the problem, but the situation is not improving. Plastic waste is often deposited in
unauthorised places like gutters, open places within residential and market areas,
around waste containers and along the roadside. When these plastic wastes are
ϳ
collected and taken to dumping sites by waste management bodies, it is believed that
it is not properly managed. They are often left in piles for weeks and later set on fire
which in turn generates toxic gases that could be dangerous to inhabitants of a
location and the environment. In addition when wind blows or during the rainy
season some of these plastic materials are brought blown or washed back into
neighbouring communities. Furthermore, the inappropriate disposal of these plastic
waste especially where they turn to choke gutters promotes flooding during rains.
Some choked gutters and small plastics containers such as margarine and pomade
containers collect rainwater and serve as breeding sites for mosquitoes. There is also
a formidable build-up of unseen plastic waste from discarded domestic and industrial
tools, appliances and containers. These include toothbrushes and containers for
powder, body/hair cream, detergents, cooking oil, machine oil, as well as broken
toys, and plastic chairs, buckets and utensils. These same categories of plastic waste
have been identified by Banjo et al (2009) in Nigeria. While plastics material like the
bottles, buckets and chairs are put to use or reused, others like pure water sachets and
polyethene bags are not reuse and form majority of the plastic waste found in the
municipality. When these plastics waste end up in the environment, they can cause
serious threats to land, water, atmosphere, wildlife and aquatic life as well. From
observation, the current environmental situation confirms the fact that Bolgatanga
Municipal Assembly together with Zoomlion (the only private waste management
firm in Bolgatanga) are unable to cope with the problem and needs the help of
general public especially households, because they are directly involved in the
generation and disposal of plastic waste. On the bases of the above problems, the
study has the following research questions:
1. What is the plastic waste situation in the Bolgatanga Municipality?
2. How do households manage plastic waste?
3. What problems do households face in the disposal of plastic waste?
4. What is the best possible way of reducing plastic waste in the Bolgatanga
municipal?
ϴ
ͳǤͶ
The general objective is to identify from the household perspective, the roles of
households in the reduction of plastic waste in the Bolgatanga Municipality.
ͳǤͷ
1. To determine the plastic waste situation in the Bolgatanga municipality from
the household perspective.
2. To determine how households handle plastic waste in the municipality.
3. To identify the challenges of household plastic waste management.
4. To ascertain from householders the best possible way of managing plastic
waste.
ͳǤ
There are increasing concerns expressed by many stakeholders, various government
organizations, environmental NGOs and the public at large with regards to the
increase in plastic waste in the Ghana. Apart from that, plastic waste manufactures
and importers in Ghana, have also been challenged to provide alternative ways for
disposing waste or face a temporarily ban on plastic manufacturing and importation.
In view of this, there are efforts from both the government and private sector to find a
lasting solution to the plastic waste menace in Ghana in order to secure the
environment and improve human health. This research is therefore one of such
researches that try to look at the way forward in reducing plastic waste from the
household perspective. The study is therefore important because findings will
contribute to the ongoing endeavours in Ghana, Africa and the world at large to bring
about a pattern of sustainable consumption and production of plastic products and
plastic bags in particular. The findings will also provide insight to the citizens,
government officials and nongovernmental organizations who might want to help
resolve the plastic waste management crisis at the national and regional level and also
in the Bolgatanga Municipality. Furthermore, the earth’s natural resources are also
fast dwindling and therefore changing our consumption pattern together with
ϵ
identifying and adopting new ways of managing waste will save the available scarce
resources from being depleted faster.In addition, outcome of this study will shape the
functioning of innovations around plastic waste management.
Figure 1.1: Conceptual framework of the study
In Figure 1.1, household is central because it is the largest contributor of waste into
the municipal waste stream (Sarkhel, 2006). It generates waste from household
activities through dependence on commercial centres (such as small shops,
supermarkets and the common markets), industries as well as and institutions.
Household dependence on these entities leads to introduction of goods including
plastic products into the household. Once plastic goods are introduced into the
household, a series of activities are initiated. These series of activities are
consumption, generation of waste, handling of such waste and reception of waste
management services as indicated on Figure 1.1 and linked in a sequence by the
arrows labelled A, B and C respectively. This sequence is so because after
consumption, waste is generated and must be handled or managed by the household.
To augment household waste management efforts, waste management services are
ϭϬ
provided by both government and the private sector. Furthermore, household
consumption pattern of plastics, waste management practices as well as the kind of
waste management services received can negatively or positively affect the macro
environment as depicted by the positive (+) and negative (-) sign in figure 1.1 above.
The current situation in the Bolgatanga Municipality indicates that, the environment
is under threat by disposal of plastic waste and based on, Sarkhel (2006) observation
in Kolkata India, households are responsible for this hence consideration of
household as the central unit of this conceptual framework. The conceptual
framework was to help in the examination of household preference, uses and
management of plastic waste. In addition it helped to ascertain the kind of waste
management services received by households and from the household perspective the
best possible way of curbing the plastic waste menace. An exploration of all these
with households would help them assess their waste management practices and also
help in defining their roles in the effective management of waste in general. This
would improve the macro environment positively.
ϭϭ
ʹǤͲ
ʹǤͳ
From a historical viewpoint, the development of plastics can be regarded as one of
the most important technical achievements of the twentieth century. In just 50 years,
plastics have permeated virtually every aspect of daily life, paving the way for new
inventions, and replacing materials in existing products. The success of these
materials has been based on their properties of resilience, resistance to moisture,
chemicals and photo- and biodegradation, their stability, and the fact that they can be
moulded into any desired form (Kershaw et al., 2011).
The original breakthrough for the first semi- synthetic plastics material, cellulose
nitrate, occurred in the late 1850s and involved the modification of cellulose fibres
with nitric acid. Cellulose nitrate had many false starts following its invention by a
Briton, Alexander Parkes, who exhibited it as the world’s first plastics in 1862. The
world’s first plastics were produced at the turn of the twentieth century, and were
based mainly on natural raw materials. Only in 1930 were thermoplastics, made from
the basic materials like styrene, vinyl chlorine and ethylene, were introduced onto the
market.
But the main growth of the plastics industry did not take place before the
1960s, reaching a peak in 1973, when production reached over 40 million tonnes per
year (Saechtling, 1987). Following a temporary drop in production during the oil
crises and the economic recession in the beginning of the 1980s, the world production
of plastics continued to increase to approximately 77 million tonnes in 1986
(Saechtling, 1987), and 86 million tonnes in 1990(Schouten and Van der Vegt, 1991).
ʹǤʹ
According to Plastic Europe, (2012), there are different types of plastics with a
variety of grades to help deliver specific properties for each application. The “big
ϭϮ
six” plastic types that stand out in terms of their market share are shown depicted on
Table 2.1 below.
Table 2.1: Types of plastics, symbols and uses
SYMBOL
ABBREVIATION USES
PET (6.5%)
HDPE (12%)
PVC (11%)
Polyethylene terephthalate - Fizzy drink
bottles and oven-ready meal trays.
High-density polyethylene - Bottles for
milk and washing-up liquids.
Polyvinyl chloride - Food trays, cling film,
bottles for squash, mineral water and
shampoo.
LDPE(17%)
PP (19%)
PS (7.5%)
Low density polyethylene - Carrier bags
and bin liners.
Polypropylene
-
Margarine
tubs,
microwaveable meal trays.
Polystyrene - Yoghurt pots, foam meat or
fish trays, hamburger boxes and egg
cartons, vending cups, plastic cutlery,
Protective packaging for electronic goods
and toys.
OTHER (20%)
Any other plastics that do not fall into any
of the above categories. - An example is
melamine, which is often used in plastic
plates and cups.
Source: (PEMRG, 2011)
ʹǤ͵
Since 1940, plastic production globally has been increasing steadily. However there
was a temporary drop in production during the oil crises and the economic recession
ϭϯ
in the beginning of the 1980s. According to Mudgalet al. (2011) global plastics
production grew from 1.5 million tonnes (Mt) per annum in 1950 to 245 Million
tonnes in 2008, with 60 Million tonnes in Europe alone. Production during the last 10
years equalled production during the whole of the 20th century combined. In 2009,
around 230 million tonnes of plastic were produced and around 25 per cent of these
plastics were used in the EU. Currently worldwide plastic production is estimated to
be 280 million tonnes, according to first rough estimates published by Plastics
Europe. This represents around 4% increase from 2010, when 270 million tonnes of
plastics were produced. It is estimated that 66.5 Mt6 of plastic will be placed on the
EU market in 2020 and global plastic production could triple by 2050 (Wurpel, et al.,
2011).
Figure 2.1: World Plastics Production 1950-2011, (PEMRG, 2011)
About 50 per cent of the plastics produced globally are used for single-use disposable
applications, such as packaging, agricultural films and disposable consumer items
(Hopewell et al., 2009). The drivers for plastic production and use are its improved
physical and chemical properties compared to alternatives, its low cost and the
ϭϰ
possibility of mass production. Drivers for its reduction therefore lie in a desire to
minimize the use of resources (Kershaw et al., 2011).
Production of plastic has leveled off in recent years, however, it is not declining and
may well increase in the future as applications for plastic increase and its use
continues to grow in developing and emerging economies (Global Industry Analysts,
2011). Without appropriate waste management, this will lead to increased plastic
waste, which will add to the ‘back log’ of plastic waste already in existence. There is
no agreed figure on the time that plastic takes to degrade, but it could be hundreds or
thousands of years (Kershaw et al., 2011).
ʹǤͶ
ǡ
Plastic waste can be classified according to various criteria. Joosten (2001) divides
plastic waste, depending on its origin and quality, into three groups: production or
processing waste (the best quality for recycling), sorted post-consumption plastic
waste (of medium quality), and finally mixed plastic waste (low quality fraction,
difficult to recycle).
Tchobanoglous et al. (1993) however classifies types of solid waste in relation to the
sources and generation facilities, activities, or locations associated with each type.
The sources of waste include; Residential/household, Commercial/Municipal,
Industrial waste, opens areas, Treatment plant sites and Agricultural. Once plastic
waste forms part of solid waste, it is not out of place to say sources of solid waste
could also be considered as sources of plastics waste.
According to Wiennah (2007) there are basically two types of plastic waste that is
generated in Ghana namely primary and secondary waste. A distinction between
these is relevant for recycling/reprocessing. Primary waste plastics are generated
within the plastics producing and goods manufacturing industries themselves. They
are normally of high quality comparable to virgin plastics. Primary plastic waste is
usually homogeneous and therefore its recycling is comparatively economical and
easier.
ϭϱ
The term “secondary waste” refers to waste plastics from sources other than the
industrial ones. This type of plastic waste is enormous in Accra, Ghana due to the
consumption and littering habits of the inhabitants. These plastic wastes are impure,
i.e. they may be contaminated and often consist of mixtures of various types of
plastics. The direct reprocessing of such mixed results in products with poor
mechanical properties because of the different characteristics of the plastics they
contain. The potential for marketing these materials is relatively low (Wiennah,
2007).
ʹǤͶǤͳ
According to Wiennah (2007) the main sources of plastic waste in Ghana can be
classified as industrial, commercial and municipal sources.
Industrial Waste
Industrial wastes are rejected materials (so-called primary waste) that originate from
large plastics processing, manufacturing and packaging industries. Most of this waste
material has relatively good physical characteristics, i.e. it is sufficiently clean, since
it is not mixed with other materials.
Commercial Waste
These refer to waste originating from workshops, craftsmen, shops, supermarkets and
wholesalers. A great deal of such waste is likely to be in the form of packaging
material made of PE, either clean or contaminated. Hotels and restaurants also falls
within this category are often sources of contaminated PE material.
Municipal Waste
This refers to waste originating from residential areas (domestic or household waste),
streets, parks, collection depots and waste dumps. In Ghana, considerable amounts of
plastic waste can be found within the Municipal Solid Waste stream due to the
littering habit of the population. The most common type of plastic waste within the
municipal waste stream is the “sachet” water film bags that are discarded
indiscriminately soon after consuming its contents.
ϭϲ
ʹǤͷ
According to Clapp et al. (2008), after the end of the short service life of plastics
they become waste. Once they enter into environment they are carried by wind to
distant places due to their lightness in weight, and can create serious damages in large
urbanized areas of the world (Flores, 2008; Seema, 2008; Macur and Pudlowski,
2009).Some of the problems associated with plastic waste are more obvious and can
be clearly proven, for example, the entanglement of marine wildlife. Others are
subtler and not well understood, such as the transport and possible concentration of
contaminants by plastic waste.
UNEP (2006) claims that plastic waste causes the death of up to a million seabirds,
100,000 marine mammals and countless fish through various impacts. This figure
according literature is useful in raising awareness and was derived from the scaling
up of smaller samples from a study in Canada (NOAA, 2010). Probably a more
accurate representation is that compiled by Laist (1997), which reported that at least
267 different species are known to have suffered from impacts of plastic waste. This
includes 86 per cent of all sea turtle species, 44 per cent of all seabird species and 43
per cent of all marine mammal species (Laist, 1997). This is likely to be an
underestimate as the list was compiled over ten years ago and, even with updating,
there are probably a large number of species that have not been studied and therefore
impacts are not included. There is a huge amount of literature on ingestion and
entanglement (Gregory, 2009).
In Ghana, a workshop organised by The Ministry of Environment Science and
Technology (MEST), in collaboration with the Environmental Protection Agency
(EPA) on Plastic Waste Management Awareness Creation and Public Education
programme in May 2012, the vice president Mr. Mahama indicated that, plastic waste
was beginning to have a negative impact on fishermen.
Fishermen often catch
plastics instead of fish when they reel their nets. Sometimes, fish are found floating
on the water suffocated by a plastic bag, while others consume the plastic and
ϭϳ
literally choke to death. This necessitates for proactive measures in order to safeguard
animal species against extinction (EPHC, 2002; Brown, 2003; Flores, 2008; UNEP,
2006; Verghese et al., 2009a; Macur and Pudlowski, 2009; Narayan, 2001).
Plastic waste contributes to climate change especially when it is burned resulting in
the emissions of greenhouse gases (Verghese et al., 2006; Muthu et al., 2011; Pilzet
al., 2010).). There is also release of toxic organic compounds into the environment
that cause different health risks, such as respiratory health problems (Boadi and
Kuitunen, 2005; Rayne, 2008). Plastic waste buried beneath the ground have the
potentials to leach their chemical components and toxins into soil and water sources,
which can be passed to humans, resulting in serious health hazards. Pollution of water
bodies by plastic bags have also been reported in some countries. As Mangizvo
(2012) observed in the Tyume River in Alice, South Africa.
Plastic waste especially polyethene bags deteriorates the natural beauty of the
environment as a result of indiscriminate and open dumping of waste by people
(Girum, 2005; Seema, 2008; Boadi and Kuitunen, 2005). Deterioration of natural
beauty of the environment by plastics have been confirmed by Mangizvo (2012) and
Adane and Muleta (2011) as a problem associated with plastic bag wastes. These
observations are consistent with reports on environmental problems of plastic bag
wastes in other countries (UNEP, 2005b). In Ghana, deterioration of environment by
plastics has also been noted by Anomanyo (2004) and Wiennah (2007).
Moreover, plastic bags been noted to be used for the storage of solid wastes generated
within households including human fecal matter “flying toilets” (Tekola, 2006; Boadi
and Kuitunen, 2005). Similar practices have been observed in many residential areas
and commercial centers of Jimma City. This is in agreement with previous reports
(ELCI, 2005; Njeru, 2006; Cointreau, 2006; Tekola, 2006; WHO, 2010)
demonstrating that in several cities of developing (low-income) countries, human
fecal matters are often placed in plastic bags and thrown to the surrounding open
areas (Njeru, 2006). The sanitary problems associated with such practices had to do
ϭϴ
with the contamination of home environment with helminthes (Ascaris lumbricoides)
as was observed in Jimma City in Ethiopia. This was attributed to the lack of public
awareness about the direct and long-term impacts of these wastes on human health.
Further research findings have also indicated that reusable plastic bags posed serious
human health problems (Cliver, 2006; Maule, 2000; Gerba et al., 2010). The studies
showed that reusable plastic bags can become habitats for pathogenic microorganism.
Gerba et al., (2010) for instance reported that reuse of plastic bags to carry groceries
could cause a significant risk of cross contamination of food by pathogenic bacteria
such as coliform and E. coli.
The effects of plastic waste especially bags on animals is also well noted (Adane and
Muleta, 2011). A study conducted by Ramaswamy and Sharma (2011) in Gondar
City of Ethiopia, on impacts of plastic bag usage on environment and cattle health,
indicated that plastic bags posed several cattle health problems including deaths.
Moreover, ingestion of plastic bags (along with other foreign bodies) was reported to
cause reduction in milk yield (Ramaswamy and Sharma, 2011). According to Tiruneh
and Yesuwork, (2010) and Ramaswamy and Sharma, (2011) domestic animals that
were most affected were ruminants (cattle, sheep and goats) and dogs. Recent reports
by other authors have showed the recovery of large quantity of plastic products
particularly plastic shopping bags from domestic animals after they were slaughtered.
During the time of shortage of food, such domestic animals eat plastic bags
(especially those wastes containing food leftovers) lie indiscriminately. This result is
complications including digestive system blockage, suffocation, internal infections,
false sensation of fullness or satiation (Njeru, 2006; Ramaswamy and Sharma, 2011).
If untreated timely, this could lead to the death of animals and economic loss to their
owners as it has been observed in developing countries of Africa and India (World
Watch, 2004; Edwards, 2000; Forum for Environment, 2010; Ryan and Rice, 1996).
Another problem of plastic bags that has to do with their ability to block drain
systems resulting in flooding any time it rained (Adane and Muleta 2011). This has
been supported by Seema, (2008), Boadi and Kuitunen, (2005), Smith, (2009) in a
ϭϵ
report on consequence of blockade of sewerage systems by plastic bag wastes.
Similar observations have been made in cities and towns in Ghana. Fobil and Hogarh,
(2006), indicated that, 11,000 tonnes of waste was produced daily in Accra, and out
of this 1,980 tonnes came from plastics. Thirty percent (30%) of the plastic waste
reached landfills, while 70% ended up in drains or other open spaces. These plastic
wastes virtually choked the drainage system in the urban centres of the country to
such an extent that it took only the slightest of rainfall to precipitate floods in major
cities like Accra, Kumasi and Takoradi. According to a March 16, 2005 Daily
Graphic report, rains in Accra exposed the havoc caused by plastic waste. Just an
average of one or two hours of rain in Accra on March 15, 2005 led to flooding in
certain parts of the city. The same intensity and duration of rain, a decade ago, would
not have resulted in flooding some years back. Also in 2005, the Mumbai flooding
incidence that killed over 1000 people and at least 1000 animals and livestock, was
attributed to plastic bags that clogged the city's storm drains and prevented the
monsoon rains from leaving the city (Smith, 2009). Moreover, the blocked storm
drains also created pools of stagnant water, allowing mosquitoes and other insects to
breed more easily within a city, and transmit a variety of lethal diseases such as
dengue, malaria, yellow fever and several forms of encephalitis (Boadi and Kuitunen,
2005; Rayne, 2008; Ellis et al., 2005). Therefore, a due attention should be paid to
proper disposal of plastic bag wastes in order to avoid clogging of drainage systems
of the city. This, in turn, would help to avoid flooding problems which have been
observed in many cities having no proper plastic waste disposal (Smith,
2009).Furthermore, plastic waste affects agricultural soils or farmlands (Adane and
Muleta, 2011). Plastic bags are resistant to decomposition, and stay long in the
environment. Where they have existed in large quantity in soil, they have prevented
air and water circulation results in reduction of productivity of farm lands (Ellis et al.,
2005; Rayne, 2008; Njeru, 2006).
ϮϬ
ʹǤ
Ǧ
In many West African countries, it is very common to see food vendors selling food
and drinking water to the general public in the open space. These are usually near
offices, market places, public schools, churches and in any available open space in
the central business districts (CBDs) within the cities. The most common of this kind
of trade is that practised by vendors of drinking water and food who use walkways
and pavements as the premises of their businesses to market their merchandise to
people in moving vehicles (Fobil and Hogarh 2006).
In the late 1970s, the spread of food and water borne diseases as typhoid, cholera and
dysentery in events of epidemics was intricately linked with these cultural practices
in food and water industry. This resulted in the imposition of safety requirements on
street vendors to institute new ways of food and water handling that would be safe
and healthy so as to minimise the risk of the incidence of disease associated with the
marketing of cooked-food and drinking water. The growing awareness in safe and
proper modes of food packaging as well as increased need for more hygienic methods
of handling drinking water to safeguard public health triggered off a decade of
tremendous increase in the use of plastic products in West Africa. However,
packaging process dates back to medieval times when in those days packaging was
perceived as a simple process of wrapping with leaves and tree barks. Historically, it
has undergone considerable revolution over the centuries and transgressing from the
simple process to more sophisticated industrial packaging technology today. In those
olden days, food products were carried in leaves from markets and from commercial
centres, in palm fronts and in banana leaves from farms in the rural areas. Until as
late as in the 70s, leaves were still used as packaging materials in the sale of food by
wayside food vendors in the major cities across the sub-region (KMA, 1995;
Schweizer & Annoh, 1996; Archer et al., 1997). Typical examples include the
‘waakye’ (mixture of cooked rice and beans) sellers and fishmongers who use leaves
called “bede” (Thaliade albata from the family Marantaceae) to wrap their products.
Today, this mode of packaging is still common among many rural communities in
Ϯϭ
West Africa. Over time, however, pressurised to lift food and water packaging
standards by public health authorities, the business community switched to the use of
paper as conventional packaging materials. Brown paper, with a common name
“cement paper”, was most preferred for use in packaging in Ghana as a consequence
of its relative toughness and malleability, which made it easily modelled into cone
shaped receptacles and used to carry food products such as “gari”, fish, “kenkey”
(local food made from maize flour), salt and many other varieties of products.
Much later in the late 1980s and early 1990s the use of paper in conventional
packaging gave way for polyethylene film bags and other plastics as stringent quality
standards were required in food and water packaging industries so as to minimize the
incidence of food and water related epidemics in the region. Several properties of
polyethylene films make them unique and give them comparative advantage over the
other packaging materials such as leaves and paper that were previously in use. They
are lightweight, tough with low bending to rigid properties, inert and relatively unreactive. These properties make them more convenient as carrier and hygienic
packaging materials as compared to paper and leaves. Utilised basically in the iced
water business initially, their application in the packaging industry was adopted in a
variety of other areas such as food and beverages packaging, groceries, pipelines for
potable water supply, construction and agriculture. Indeed, their application is
widespread in West Africa and highly demanded in practically all sectors of human
activity across West Africa. Their use in iced-water business replaced the more
primitive ways of iced-water sale, through multiple uses of cups by several people,
which was a major source of spread of most epidemics. Proliferation of plastic
materials addressed the health issues relating to food and water packaging, but it also
created the problem of plastic waste in the region.
In Ghana, per capita generation of plastic wastes stands at 0.016–0.035
kg/person/day, and plastics make up between 8–9% of the component materials in the
waste stream (Fobil, 2000). Now most products are packaged in polyethylene films,
which form about 70% of the plastic waste in the municipal waste stream. According
ϮϮ
to Fobil (2000), the plastic materials in commerce across the sub-region include lowdensity polyethylene (LDPE) commonly called polyethylene films, high-density
polyethylene (HDPE) and other plastics such as polypropylene, polystyrene,
polyvinyl chloride (PVC) and polyethylene terephthalate (PET).
The analysis of the historical trend of plastic waste composition in the waste stream
in Ghana shows that in 1979 the percentage by component was 1.4% and by 1993 it
had risen to 4% (Schweizer and Annoh, 1996). In 1996/97, the proportion of plastic
waste in the waste stream was 5% (Schweizer and Annoh, 1996; Archer et al., 1997)
and by 1999/2000 its proportion increased to 8% (Fobil, 2000). This was a
consequence of huge profits from the sale of plastics and the existing large domestic
market, propelling private enterprises to begin to commit huge capital into plastic
industry, and, by 1996, there were about 20 plastic producing establishments in
Ghana. This included those of plastic films, with notable ones such as Poly Products,
PolyTank and Sintex (Adarkwa and Edmundsen, 1993; Archer et al., 1997; Accra
Sanitation Workshop, 1998; Agyenim-Boateng, 1998). By the turn of this century, it
was reported that there were about 40 plastic manufacturing companies producing
about 26,000 metric tonnes of assorted plastic products annually in Ghana, with 90%
of the companies in the Accra-Tema Metropolitan Area. Additionally, over 10,000
metric tonnes of finished plastic products are imported annually into Ghana (Fobil,
2001).
ʹǤ
Irresponsible disposable culture by the plastic consumer public and weakness of
proper disposal interventions over the years has resulted in significant visual
pollution of the Ghana’s urban environments (Archer et al., 1997; Agyenim-Boateng,
1998; Accra Sanitation Workshop, 1998; Yankson, 1998).
The problem called for great concern among waste managers, urban planners,
politicians, public health workers and the general public, with several unsuccessful
attempts to arrest the trend in the past decade. In the past years however, there have
Ϯϯ
been renewed discussions on correcting the plastic waste problem. Such corrective
attempts have included developing an efficient and sustainable intervention schemes
to minimise and arrest the adverse effects of plastics in the urban environments. It
was in this light that in March 1996, a presidential committee was set up which
charged the Industrial Research Institute (IRI) of the Council for Scientific and
Industrial Research (CSIR) to explore the feasibility of the establishment of a plastic
recycling programme in Ghana. The Institute came out with a report of its findings in
October 1996 recommending that a pilot plastic recycling plant be set up in Pokuase,
near Accra. A year later, a plastic waste management committee (PWMC) was set up
on 20th August 1997 to augment the efforts of the Institute. The committee was
drawn from nine agencies and institutions with interest in plastic wastes, including
EPA-Ghana, Waste Management Department (WMD) of the Accra Metropolitan
Assembly (AMA), Town & Country Planning (TCP), Public Works Department
(PWD), Ghana Standards Board (GSB), Ministry of Local Government and Rural
Development (MLRD), Ministry of Health (MOH) and the private sector or NGOs
(Accra Sanitation Workshop, 1998). The discussions finally ended up giving birth to
the plastic waste-recycling programme at Pokuase in Ghana through private sector
initiative (Agyenim-Boateng, 1998; Accra Sanitation Workshop, 1998).
However, since the onset of the plastic waste recycling programme at Pokuase in
Ghana, the impact of the programme at mobilising plastics from the environment has
hardly been felt possibly because plastic wastes continue to increase in Ghana’s
urban environment from year to year, despite the recycling programme that was put
in place. There were two explanations given including the capacity of the recycling
plant being too small to absorb all the plastics being generated or there is was no any
plastic waste collection programme sustainable enough to mobilise the plastics from
the system and feed the recycling plant. People argued that more plastic waste
recycling plants needed to be established in Accra to complement the current one at
Pokuase. But with concerns that even the Pokuase plant was being under-utilised, the
Ϯϰ
limitations in plastic waste management in the country may be pointing to the lack of
sustainable plastic waste collection in the country (UN, 2010).
ʹǤͺ
Household waste may come in different form that is, as solid and liquid. However,
literature on only plastic wastes as a component of solid waste has been review here.
According to the Waste Management Department (WMD) and ZoomLion Ghana
Limited as cited by Puopiel (2010), plastic waste constitutes the largest percentage of
waste originating from household and in terms of composition includes plastic bags
(polyethen bags), water packaging plastics such as pure water sachet and plastic
bottles, plates, buckets, broken chairs, tooth brushes, combs, cans for powder and
creams among other (Banjo et al, 2009).
With regards to how household temporally storage of waste in generally at the
household level, a wide diversity of containment materials has been identified. These
include dustbins, baskets, boxes, buckets (metal and plastic buckets with or without
lids), sacks, and polythene bags (Puopiel, 2010; George 2008). Similar containment
materials have been identified by Banjo et al., (2009) in Ijebu Ode, Southwest
Nigeria as well as in Kolkata, India (Dobbs, 1991). Waste that are temporally stored
in these containment materials are not left in the household forever. They are carried
out from the household and their content final dump several places including, in the
open, gutters, undeveloped lands, roadsides, skip, and at approved dumping sites for
collection by waste management firms. Some also decide to bury or burn
(Anomanyo, 2004; Puopiel, 2010; Banjo et al., 2009). In some situation household
have their waste collected directed from their homes by waste management firms
(Anomanyo, 2004; Puopiel, 2010). According to Sarkhel (2006) observation in
Kolkata, India, itinerant buyers in some case bought household waste plastic
components thus serving as linkage between households and the informal recycling
sector.
Ϯϱ
According to Banjo et al (2009) members of households responsible for waste
management at household levels included fathers, mothers, children and domestic
helps. In Ijebu Ode, Southwest Nigeria, he found out that 4.3% (13) of fathers; 43.3%
(130) of mothers; 30% (90) of children and 15.4% (46) domestic help were
responsible for waste management at the household level.
Banjo et al, (2009) also added that inhabitants (households) of Ije Ode state did not
undertake any form of sorting of their waste before disposal. This was evident by the
fact that all 300 respondent indicated no form of sorting was carried out before
disposal.
Challenges of household waste management that have been identified are irregular
collection of waste (Tsibo and Marbell, 2004), lack of dustbins or skips, lack of
dumpsites, distance of dumping sites, higher charges from waste management firms
providing door to door service (Edmunson, 1981; Adelaide 1995; Puopiel, 2010).
ʹǤͻ
There are several measures that have been proposed and employed the world over to
reduce the negative impacts of plastic waste. These measures include ban of the
production and distribution of plastic bags (clap, 2008; KNCPC, 2006; Watson,
2009;AECOM, 2010; Convery, 2007; Hasson et al., 2007; Rayne, 2008; Ayalona et
al., 2009; Clapp and Swanston, 2009; Xing, 2009). Ethiopia for instance is one of
those African countries that have partially banned plastic bags by setting a minimum
thickness of the bags to be manufactured in the country and/ or imported into the
country (UNEP, 2005b). However, different reports (Bjerkli, 2005; Tadesse, 2008)
showed that plastic bags still cause severe environmental pollutions. This has been
attributed to poor waste management and perhaps lack of awareness about the
negative impacts of plastic bags (Tiruneh and Yesuwork, 2010; Ramaswamy and
Sharma, 2011). Other attempts include voluntary initiatives by individuals to reduce
plastic bag use and/or plastic bag problems in environment (UNEP, 2005b), adopting
proper disposal methods of plastic bag (Smith, 2009), adopting low price alternative
Ϯϲ
reusable materials or bags made of paper, cloth which are biodegradable and have
low impact on environment (Smith, 2009; Li et al., 2010; Muthu et al., 2010; Song et
al., 2009; O’Brine and Thompson, 2010), provisions of adequate skips and regular
waste collection as well as proper management of landfilling sites, adequate
resourcing of waste management institutions (Puopiel 2010), creation of awareness of
the negative effects of plastics, proper attitude towards waste management, inclusion
or participation of the general public in waste management (Chambers, 1992, 2004,
2007a, 2007b). Other equally valuable sources that illuminate this school of thought
of participation are Freedman (1997), Bliss (1999), Kukn (2000) and Harris (2007). A
common argument found in all these cases is that collective decision making in which
all stakeholders are involve is a necessary requirement for effective and efficient
implementation of waste management programmes.
Looking at the diversity of problems posed by plastic waste, one management
approached that has been adopted by developed and some developing countries is
recycling. McKinney and Schoch, (2003) however have indicated that recycling in
some developing countries has been impractical because of economic and quality
reasons.
ʹǤͻǤͳ Ȁ
According to Fobil and Hogarh, (2006) the government realised the need for some
structured plastic waste collection process for addressing the plastic waste menace in
the country and for that matter, the Ministry of Tourism and Modernisation of the
Capital City together with the Accra Metropolitan Assembly proposed that plastic
waste producers in the city of Accra bear the cost of collection of the plastics,
declaring a levy of 11,000 Ghanaian cedis (about 1.2 US dollars) per kilogram of
plastic raw material. The Ghana Plastic Manufacturing Association (GPMA) however
rejected this levy, citing, among other things, the following critical issues: that the
issue of plastic litter on the streets was not restricted to only Accra, but it is a national
issue whose solution demands a holistic approach to cover every city, town and
village; that litter resulted from aberrant consumer behaviour and irresponsible social
Ϯϳ
attitudes and that solution must be geared towards the consumer as well; that
imposing the same levy on all plastic raw material imports in total, without closely
identifying and separating them into actual use of raw materials, was incorrect, since
low density plastic materials constitute majority of the plastic wastes; and that many
other non-plastic producing companies use plastic packages that are also
indiscriminately disposed off on the streets, which need to be factored in as well.
It is clear that there is lack of policy direction with regard to sustainable plastic waste
collection in Ghana. With no apparent headway in the plastic tug of war, government
authorities at one point threatened to ban plastic manufacturing in the country if the
GPMA members did not pay the proposed levy. According to Fobil and Hogarh,
(2006), the proposed tax system for plastic waste collection scheme in Ghana is
shown in figure 3 below.
Figure 2.2: Proposed tax system for plastic wastes collection scheme in Ghana
Fig.2.2 illustrates fractional contributions of all actors involved in the plastic
production, distribution and utilisation chain-process to the burden of plastic waste
pollution in developing cities. Plastic production, plastic retail and plastic use all
contributed to the plastic littering in the environment. In principle, the only processnode that does not create plastic litter in the environment is the recycling node.
Hence, the first choice of managing the plastic wastes is to recycle them. But this is
Ϯϴ
not feasible, in the absence of local sustainable mechanisms for retrieving the plastic
wastes from the environment. Indeed, the lack of sustainable plastic waste retrieval
process in Ghana is a major limiting factor to plastic waste management in the
country. Therefore a tax system for plastic waste collection that would embrace all
the actors is required. So far levy considerations on actors in plastic industry have
been weak, as it has targeted predominantly the sachet water producers, who
incidentally constitute only a small subset of all the actors in the plastic industry in
Ghana. Hence, it is necessary that one looks wider and beyond to include all the other
contributors to plastic pollution as a sustainable plastic waste retrieval mechanism is
formulated, which anticipate the imposition of well-defined plastic pollution
responsibility charges that equally target all plastic producers and retailers whose
products litter the streets, as well as consumers of plastics or plastic users. This would
constitute a more holistic approach to evenly distributing the local plastic pollution
responsibility in a magnitude corresponding to pollution levels.
For instance, as the drainage system in Ghana is equally choked with plastics such as
ice-cream wrappers, black polyethylene-film bags and other plastic materials, all
producers of these products need to be made to bear well-calculated pollution
responsibility in order to achieve a long-term solution to the plastic waste problem.
Consumers of plastics and plastic products are also liable to pollution control charge
since they are the terminal actors in the plastic pollution chain, who finally leave
these plastic materials in the streets. There is a need to define a new scope of
coverage and appropriately devise ways of making all actors in plastic pollution
accountable for retrieving the plastic wastes from the surroundings. How can this be
done? A suggestion of the way out in a model of tax system is offered as follows.
Given that any undertaking or activity that generates residuals into the environment
and/or degrades the environment should contribute to environmental cleaning under
the “Polluter-Pays” arrangement, such undertakings and activities have a social and
corporate responsibility to contribute to a plastic collection and environmental
cleaning tax fund (pollution responsibility charges). As such, for the retrieval of
Ϯϵ
plastic wastes from the environment in Ghana, a plastic polluter pays (PPP) levy
system is advocated. This calls for an appropriate incremental levy system which will
take into account the margin of plastic pollution to be placed on all actors.
A weighted proportion of the levy should be borne by producers of the plastics
(production pollution levy) and a corresponding weighted proportion also borne by
the consumers who patronise the plastics or plastic packaged products (consumption
pollution levy). Under this incremental levy system, it is possible to estimate the
production capacity of the plastic producer and then calculate on monthly basis. This
production pollution levy will be a fraction of its marginal profit and the quantity of
plastics produced by the producer, which then can return into the environment to
cause environmental pollution, if uncollected. Now, consumers of plastic products
incur consumption pollution charges by buying plastics or plastic packaged products.
This will be a certain percentage of the production pollution charges calculated based
upon the rate of consumption. The consumer PPP levy is meant to instill discipline in
consumers regarding the way they dispose off plastics and this levy is retrievable by
the consumer based on a tax refund system (or cash-back), which is part of the
proposed levy system. The administration of the PPP levy system would be such that
several plastic collection points are set up in various towns and cities across the
country. This should give plastic consumers or thrash pickers an opportunity to be
given cash back when they return plastic wastes to any of these points. Cash back
may be dependent on a kilogram of plastic returned or any other acceptable
calculation. It should be convenient for the populace to reach these plastic collection
points, which can be established both in residential and commercial places, as well as
in some supermarkets. In this case, when one drinks, for instance sachet iced-water,
there is financial motivation to keep the sachets and return them in exchange for
cash-back on the product.
Similarly, people would be encouraged to return their black plastic carrier bags to the
collection points for some cash back. Otherwise, anybody who collects plastic wastes
from the floor and takes back to the collection point would enjoy the corresponding
ϯϬ
cash back. If the plastic wastes are not returned to the collection point, then city/town
authorities have the responsibility to use the consumer PPP levy on the plastics to pay
scavengers to collect these wastes from the corridors of the cities and towns. In effect
consumers of plastic products would bear a portion for the collection of the plastic
wastes. The consumers, however, have the choice not to bear this levy when they
return the plastic waste to the collection point. This kind of system has already
proven to work informally in many cities in sub-Sahara Africa as some low-income
groups often pick-up potentially useful waste materials from the curbside for resale to
the public. As shown in the theoretical model in figure 3, the pollution responsibility
charges should result in a consolidated plastic waste cleaning fund, which, if properly
managed, should be large enough to offset the cost of plastic collection and recycling.
There should be a well-defined set of guidelines for the application of such a fund for
purposes of plastic waste management so as to avoid inherent embezzlement and
misapplication of the fund.
ʹǤͻǤʹ
ǡ
In an effort to address the problem of waste management, Government has over the
years put in place adequate national policies, regulatory and institutional frameworks.
An Environmental Sanitation Policy was formulated in 1999. This policy has
currently been amended and strategic action plans developed for implementation.
Various relevant legislations for the control of waste have also been enacted. These
include the following: Local Government Act, 1990 (Act 462); Environmental
Assessment Regulations, 1999 (LI 1652); Criminal Code, 1960 (Act 29); Water
Resources Commission Act, 1996 (Act 522); Pesticides Control and Management
Act, 1996 (Act 528); National Building Regulations, 1996 (LI 1630) (MLGRD
(2009).
In addition to the above policies and legislations, the Ministry of Environment,
Science and Technology, the EPA, Ministry of Local Government and Rural
Development and the Ministry of Health have prepared the following guidelines and
ϯϭ
standards for waste management: National Environmental Quality Guidelines (1998);
Ghana Landfill Guidelines (2002); Manual for the preparation of district waste
management plans in Ghana (2002); Guidelines for the management of healthcare
and veterinary waste in Ghana (2002); Handbook for the preparation of District level
Environmental Sanitation Strategies and Action Plans (DESSAPs) (MLGRD, 2009).)
The District Assemblies are the key institutions responsible for the management of
sanitation and waste at the local and community level. They are however, supported
in this task by a number of other institutions and organisations. For example, the
Environmental Protection Agency (EPA) gives technical support to the District
Assemblies by setting environmental standards and guidelines on waste management;
administration of Environmental Assessment Regulations; undertaking environmental
education and awareness programmes; and monitoring environmental quality. Ghana
Environmental Assessment Regulations, 1999 (LI 1652) make provisions for existing
undertakings, which are required to submit Environmental Management Plans. A
National Environmental Sanitation Policy Co-ordination Council has been
established within the Ministry of Local Government and Rural to oversee to the
implementation of the policy objectives (MLGRD 2009).
ʹǤͻǤ͵
Various capacity building programmes, seminars and workshops have been organized
and/or are still on-going. For example, the 35th Annual General Meeting of the
Ghana Institute of Engineers organized lectures held in March 2004 on “Sanitation
and Waste management in Ghana: Way Forward”; the Inter-Faith Waste
Management Initiative – November 14, 2005 etc. All of these workshops came out
with very practicable solutions to the waste management menace, however, the
evidence on the ground points to the fact that there is still a lot to be done. A National
Environmental Sanitation Day has been established and observed annually to
sensitize the general public in keeping their environment sound and clean (MLGRD,
2009).
ϯϮ
ʹǤͻǤͶ ǡ
In Ghana, some have found waste recycling to be an economically viable option
despite the considerable cost of collection. Some few industries are using waste
recycling technologies to circumvent the need for treatment and the discharge and
disposal of large volumes of waste and to reduce demand for raw materials, energy
and water. In many instances, these industries have found waste recycling as effective
way of improving the economic competition of their products. One of such industries
is Guinness (Ghana) Limited, Kumasi, which derives part of its revenue from the sale
of yeast and spent grain used as animal feed. However, most major industrial
establishments still practice very little recycling (MLGRD, 2009).
With regards to recycling, scavengers play a vital role in the waste recycling process.
However, they have generally, been considered as a hindrance to municipal waste
disposal operations. There is a school of thought that if they are officially
incorporating into the municipal waste operations, waste recycling could be improved
considerably. For example, they can be designated as official used-materials
merchants and given training and status upgrading (Fobil and Hogarh, 2006).
ʹǤͳͲ
According MLGRD, (2004), the problem of waste in Ghana is a direct result of a
growing urban population, the changing patterns of production and consumption, the
inherently more urbanized life-style and industrialization. The situation of waste
management has been summarized as follows:
• Poor planning for waste management programmes;
• Inadequate equipment and operational funds to support waste management
activities;
• Inadequate sites and facilities for waste management operations;
• Inadequate skills and capacity of waste management staff; and
• Negative attitudes of the general public towards the environment in general
ϯϯ
͵ǤͲ
͵Ǥͳ
The Bolgatanga Municipality is located in the center of the Upper East Region
between latitude 10° 47' 50" N and Longitude 0° 52' 40" W. It has a total land area of
729 sq km and is bordered to the North by the Bongo District, South and East by
Talensi-Nabdam District and Kassena-Nankana East and West Districts to the West.
It was established by LI 1797 (DMTDP Draft report, 2010).
Figure 3.1: Map of the Bolgatanga Municipality
The majority of the inhabitants of the Municipality are from northern ethnic origins
with the indigenous inhabitants of the area being the Grunes. Other settlers mainly in
the Bolgatanga Township include the Akans, Ewes, Ga-Adanbge. These have come
into the Town because of its regional capital status. Most of these ethnic groupings
are organized around chiefs and elders, whiles others come together as social
groupings (DMTDP Draft report, 2010).
ϯϰ
The Family is the basic social grouping among the people. There is the nuclear and
the extended Family. The Family and the traditional system of Government serve as
the rallying point for Community participation in developmental activities and social
action.
The People have two Festivals; the Adakoya celebrated by the people of Bolgatanga
after the farming season and the NabaYesika celebrated by the people of Sherigu to
outdoor their Chief. Agriculture is the main occupation of the People (DMTDP Draft
report, 2010).
͵Ǥʹ
The climate is classified as Guinea Savannah Zone with a single rainy season in a
year that runs from May to October. The long dry season stretches from October to
April, with hardly any rains. Mean annual rainfall is 950 mm while maximum
temperature is 45°C in March and April with a minimum of 12°C in December. The
one rainy season means most Agricultural activities must be carried out at this time to
get the food requirements for the year. As this is normally not achieved, this has to be
supplemented with irrigation farming in the dry season (DMTDP Draft report, 2010).
The natural vegetation is that of Guinea savannah woodland consisting of short
deciduous trees, widely spaced and a ground flora, which gets burnt by fire or
scorched by the sun during the long dry season. The most common economic trees
are the Shea-nut, dawadawa, baobab and acacia. The Municipality has a forest
reserve, which primarily protects most of the water bodies in the area. There is high
incidence of bush fires because of the drying up of the ground flora during the dry
season which sometimes burns some of these economic trees (DMTDP Draft report,
2010).
͵Ǥ͵
The municipality generally has gentle slopes ranging from 1% to 5% with some
isolated rock outcrops and some uplands which have slopes over 10%. The main
ϯϱ
rivers are the White Volta, Red Volta, and their tributaries (DMTDP Draft report,
2010)
͵ǤͶ
The Municipal falls within the Birrimian rocks of Ghana. Minerals Deposits includes
gold and manganese is found along Kalbeo and Sherigu areas. Large deposits of clay
are found throughout the Municipality around Zaare, Gambigbo, Yikine and Kalbeo
(DMTDP Draft report, 2010).
Most of the soils in the Municipality are developed over shale, which contains
abundant iron concretions and iron pan in their sub-soils. These soils constitute the
groundwater laterite and occupy about 50% of the interior savannah. The
groundwater laterite, due to impervious iron pan or clay pan in the sub-soil, is
characterized by water logging at the peak of the rains and the resultant perennial
floods around August and September which are the peak of the rainy season.
The soils are quite good along the valleys. Alluvial valleys are quite extensive and
suitable for rice production. There is considerable soil erosion in the district
becoming severe around most of the valleys. This is due to bad farming practices and
rampant burning of bush (DMTDP Draft report, 2010).
͵Ǥͷ
The population of the Bolgatanga Municipality according to the 2010 population
census is 131,550. The sex distribution of Males and females are 62,783 (48%) and
68, 767 (52%) respectively. The total household numbers of the municipal stands at
26,706.
There are about 213 communities in the Municipality. Bolgatanga is the biggest
settlement with a population (2008) of 73,808 people.
The settlement pattern is
predominantly rural (about 95%) with dispersed buildings (DMTDP Draft report,
2010).
ϯϲ
͵Ǥ
͵ǤǤͳ
The researcher obtained secondary data from books, articles, newspapers and the
internet for review of literature. Data gathered from the Municipal Assembly
included their coverage area in terms of waste management; the final destination of
all waste gathered from the municipality as well as challenges confronting them. Data
gathered also included Assembly’s partners in waste management. Data gathered
from Zoomlion included waste flow in the Municipality as well as its coverage area
in terms of percentages. Other secondary data gathered from both the Assembly and
the Municipal Assembly include household waste management practices.
͵ǤǤʹ
The researcher used stratified multistage sampling, simple random sampling and
convenience sampling. Direct observation was also employed to document the actual
household waste management situation on the ground. The total numbers of Electoral
areas (EA) within the Bolgatanga Municipality were identified as indicated on Table
3.1 below.
ϯϳ
Table 3.1: EA’s in the Bolgatanga Municipality
1. Atulababis
12. Bukere
23.Zuarungu-
34. Basengo
2. Kotokoli-zongo
13. Zaare-East
Central
35. Kalbeo
3. Gumbisi-zongo
14. Zaare-West
24.
4. Damweo
15. Nyariga
South
37.
5. Tindonmolgo
16. Soe
25. Zono
Gambibgo
6. Tindonsoligo
17. Soe-yipaala
26.Zuarungu east
7. Sabon-zongo
18. Yorogo
27.Katanga-
8. Tanzui-zobisi
19.Yorogotengre dacheio
9. Yikene
20. Dulugu
28.
10.Dapoore-tindongo
21. Kumbosgo
mosi
11.Tindonsheo/lagos
22. Yarigabisi
29. Azorebisi
town
Zuarungu 36. Dorongo
Zuarungu-
30. Amogrebisi
31. Kolbia
32. Kolgu/agusi
33.
Kumlingo/boligo
Source: Electoral Commission, Bolgatanga, (2011)
Considering the time and resources available it was not possible to carry out the study
in all the EAs. Simple random sampling was therefore used to select 12 Electoral
Areas as the study site. These are shown in Table 3.2 below.
Table 3.2: Electoral Areas that the study was conducted in
1. Atulbabisi
5. Kumbosgo
9. Tindonmolgo
2. Bukere
6. Soe
10.Zaare
3. Dapoore-Tindongo
7. Tindonsoligo
11. Yekene
4. Kotokoli-Zongo
8. Tanzui- Zobisi
12.Yarigabisi
ϯϴ
Figure 3.2: Bolgatanga Municipal map showing EA’s that the study was carried
out
Within each of the selected EA’s a total of thirty households were interviewed.
Houses were randomly selected and at least one member of each household was
interviewed for convenience.
͵ǤǤ͵
The main data collection tool was the questionnaire which was used in interviewing
the householders. A total of 360 questionnaires were self-administered to collect indepth household information including demographic data, methods of waste
management, level of awareness on plastic waste, problems of plastic waste as well
as household roles with regards to the reduction of plastic waste. Question asked
were both closed and opened type depending on the information required.
ϯϵ
͵ǤǤͶ
Data gathered through questionnaire administration was checked for completeness,
accuracy and consistency of responses in order to identity and eliminate errors. The
data was then entered into the computer using Epinfo version 3.1; a data entry
software and then processed with Statistical Package for Social Sciences (SPPSS)
into statistical tables and charts for interpretation and further discussions.
͵Ǥ
A research like this requires huge finances, time and a wider coverage area in order to
reveal the true picture of the problem under investigation. However because of
inadequate financial support and the shortness of the time available to the researcher
to undertake the research, only twelve EAs within the Municipality were chosen for
the study was carried out.
ϰϬ
ͶǤͲ
This chapter first presents the plastic waste flow as well as recycling efforts in the
Bolgatanga Municipality and a discussion of the data obtained from the field which
has been discussed under two parts; descriptive analysis and enumerative analysis.
ͶǤͳ
Figure 4.1: Plastic waste flow and management in the study area.
Waste management in the Bolgatanga Municipality is carried out by the Municipal
Assembly and Zoomlion Ghana limited. The Municipal Assembly which has more
ϰϭ
communal dustbins claims it manages about 60% of the total waste generated in the
municipal while Zoomlion Ghana manages 40%. At the time of the study, it appeared
waste collection was carried out by Zoomlion Ghana limited. According to the
Municipal Assembly this was so because their waste trunk had broken down and for
that matter they had contracted the private waste management firm to collect the
Assembly’s waste. Currently, there is no management plan for plastic waste within
the short term. Plastic waste generated at various sources is generally disposed
together with other household waste. Figure 4.1 above depicts the sources, flow and
management of solid waste in the municipality. However since plastic waste is part of
solid waste, the chart could equally be used to represent the origin, flow and
management of plastic waste. In this case, the sources of solid wastes in the chart are
the
same
as
sources
Commercial/Municipal,
of
plastic
waste
Residential/Household
and
and
have
been
identified
as
Institutional/Organisational
sources. These sources generate different types of plastics including plastic bottles,
polyethene bags and pure water sachets etc.
Plastics waste originating from households forms the majority of waste within the
solid waste stream. This is so because, households activities results in the generation
of plastic waste. In addition, household depends on commercial centres, industries
and institutions for services and goods. Once materials are introduced into the
household from these entities, consumption takes place. After consumption, waste is
generated which adds up to the waste already originating from household activities.
This therefore makes the household the single largest generator of waste in general.
While the relationship or link between households and commercial centres is strong,
that between households and industries is weak. This is so because; there are many
commercial centres in the municipality as compared to industries and organisation.
Heavy manufacturing industries are virtually non-existent in the municipality. This
therefore presupposes that, the amount of plastic waste entering households from
commercial sources is more than that entering the household from the institutions.
ϰϮ
The waste generated from the three sources outline in figure 4.1 ends up at the waste
junction or the transfer station. The transfer station is not only seen as a central point
to which all waste are brought and stored temporally for collection by waste
management firms, but also refers to any place within the household or worksite that
waste is deposited or stored temporally for collection. A typical waste or transfer
junction within a neighbourhood would be is an approved dumping site where waste
is dumped for collection by a waste management firm. A junction with regards to the
commercial centres is a dustbin where waste is temporally stored. The stage at which
waste is in the hands of the generators before it actually goes into the hands of waste
management firms is known as the primary phase of waste management as depicted
in figure 4.1 above.
When waste is dumped at the waste junction or central collection point, its
management is absolutely in the hands of the either the Municipal Assembly or
Zoomlion Ghana limited. This phase is known as the secondary phase of waste
management. The waste is collected by the waste trunks from the various waste
junctions or central point and sent to the final dumping site. Both the Municipal
Assembly and Zoomlion Ghana limited dumps all waste collected from the
Bolgatanga Municipal at Sherigu in a crude form (plate 1 and 2), that is it is dump in
the raw form without being treated. However, the Sherigu crude dumpsite which
serves as the final disposal site for waste in the Bolgatanga Municipality appears not
to be receiving the best of treatment in terms of management.
ϰϯ
Plate 1: Entrance and inside view of the crude dumping site
Plate 2: left and right hand view from the entrance of the dumping site
ͶǤʹ
There are no plastic recycling firms in the Bolgatanga Municipality. However, certain
individuals have taken it upon themselves to collect some types of plastics not
because they want to reduce the amount of plastic waste in the environment but
because of economic purposes. Some in the Municipality encourage children to
collect pure water sachets and other forms of polythene to be woven into school bags
for them. Because of this it is very common to see children in some parts of the
Bolgatanga Township busily collecting these plastic products.
There are others
interested in plastic products such as broken chairs, cups, bowls and gallons. These
ϰϰ
they obtain by going from one dumpsite to another in order to collect them. Some
people voluntarily also give their old plastic chairs, cups, gallons and bowls out while
others sell them out to the waste collectors.
According to one waste collector, a broken plastic chair sells between1.0 Ghana cedis
and 1.50 Ghana cedis while a kilo of broken plastics cups and bowls sells for 0.04
Ghana cedis. An old gallon weighing 1 kilo also sells for 0.40 Ghana cedis. It is
probably because of the economic value attached to these categories of plastic
products that has resulted in their lesser numbers in the environment as compared to
pure water sachets and polythene bags. According to the some individuals in the
plastic collection business, some recycling firms in Kumasi and Accra have kept
systems in place for household to gather pure water sachets as well as other forms of
plastics for recycling. However, in Bolgatanga such systems are non-existent
probably as a result of the absence of recycling firms. Obtaining 1 kilo of pure water
sachet or polythene can be very hectic and for that matter waste collectors
concentrate on the plastic products such as the chairs, cups, gallons, bowls as already
mentioned above. This has therefore reduced the interest in pure water sachets and
polythene bags by the waste collectors thus their numbers increasing in the
environment.
When the plastic waste collectors have gathered enough harder plastics, they are
crashed by a machine into smaller pieces, sieved, sorted and package in sacks to
allow easier transportation to Accra where they are used to produce new plastic
products. Below are images taken at a location near Timber Market in Bolgatanga
showing the types of plastics collected and the process they go through to transform
them into chips.
ϰϱ
Plate 3: Plastics materials collected and yet to be crashed into chips
Plate 4: Improvised machine and sieve for crashing and sieving plastic chips
Plate
5: Packaged multi-coloured plastics chips obtained after crashing and
subsequent sieving
ϰϲ
ͶǤ͵
Table 4.1: Distribution of Gender
Gender
Number of responses
Percentage (%)
Female
217
60.28
Male
143
39.72
Total
360
100.00
Out of the total sample size of 360, 217 (60.28%) of them were females and whilst
143 (39.71%) were males. This is have been depicted on Table 4.1 above.
Table 4.2: Summary Statistics of age and household size
Variable
Mean
Standard Deviation
Minimum
Maximum
Age
27.68
10.08
15
63
Household size
4.97
2.38
1
21
Table 4.2 above indicates that, the average age represented in the study sample was
approximately twenty (28) years. The minimum and maximum age represented was
fifteen (15) and sixty-three (63) years respectively. However, the table above shows
that the data was widely dispersed in respect of age. Also, the average household size
stood at approximately five (5) households per structure with a minimum and
maximum value of one and 21 respectively. This also indicated that household data
were widely dispersed with a standard deviation of 2.38.
ϰϳ
40
56.11
36.94
20
Number of Responses (%)
60
Marital Status of Respondents
4.72
0.83
0.83
0
0.56
Divorced
Married
Source: Field Survey
Missing
Non
response
Separated
Single
Widow
Figure 4.2: Marital Status of Respondents
Figure 4.2 indicates that 56.11% of the respondents were not married, whilst 36.94%
were married couples. However, less than 10% of the respondents fell into other
categories either than single and married couples with a 0.56% non-response rate.
Occupation of Respondents
Unemployed
8.939%
Student
Private Business
24.86%
48.88%
17.32%
Civil Service
Source: Field Survey
Figure 4.3: Occupational Status of Respondents
The study sample randomly included 48.88% of students leaving in the study
communities. From figure 4.3, 24.86% of the respondents were operating private
ϰϴ
businesses whilst 17.32% were in the civil service category. However, 8.94% of the
respondents included in the study sample were unemployed.
Level of Education of Respondents
Primary
Vocational
3.63% None
7.54%
4.75%
Secondary
37.15%
Tertiary
46.93%
Source: Field Survey
Figure 4.4: Educational Status of Respondents
Figure 4.4 shows 46.93%, 37.15%, 4.75% and 3.63% of the respondents of the study
had tertiary, secondary, primary and vocational education respectively. The
percentage of respondents who had no education was 7.54%.
Table 4.3: Religious affiliation of respondents
Religion
Number of responses
Percentage (%)
Christianity
257
71.39
Muslim
95
26.39
Others
8
2.25
Total
360
100.00
Table 4.3 shows that out of the 360 respondents, 257 were Christians whilst 95 were
Muslims. 8 respondents however belonged to other religion.
ϰϵ
ͶǤͶ
Household reasons for using plastic products is paramount in effective management
of plastic waste, hence was ascertained.
Households within the Bolgatanga
Municipality preferred plastic products for a number of reasons. Figure 4.5 below
shows that 33.50% preferred plastic products because of the lack of alternative
materials while 53.06% and 49.44% preferred plastics products because it was
common and light in weight respectively. The majority of households however
preferred plastics products because they were virtually cheap compared to other
similar products made of different material other than plastics. These reasons for
people’s preference of plastic products have also been observed by the European
Commission (2011). According to the European Commission (2011), general
preference of plastic products lies in the fact that they are relative cheap, versatile and
durable materials. Similar observations have been made by Adane and Muleta (2011)
in Jimma City in Ethiopia and Mangizvo, (2012) in Alice, South Africa. The findings
are also consistent with other reports describing that light weight, cheap price,
excellent fitness for use and resource efficiency as main reasons for widespread use
of plastic bags by billions of customers worldwide (Verghese, et al., 2006)
80
Reason for Plastic Preference
60
53.06
40
49.44
20
32.50
0
Number of Responses (%)
65.83
Alternative
Cheap
Common
Source: Field Survey
Figure 4.5: Reason for choosing plastic products
ϱϬ
Weight
ͶǤͷ
Determining the major sources of plastics into the household is an important factor in
any effort to effectively manage plastic waste hence its importance in this study. Two
main sources of plastics into the households were identified. These were commercial
centers and industries. The commercial centers included the common market,
supermarkets, small shops and kiosk. They accounted for most of the plastics
introduced into households within the Municipality. However, even though most
householders agreed that industry could be a contributor of enormous amount of
plastics into the household, it was not responsible for the plastic waste menace in the
Bolgatanaga Municipality because they were virtually no industries in the
Municipality. This was reflected in their response as can be shown on table 4.4
below.
Table 4.4 indicates that, a total of 342 (95%) households admitted that, the largest
source of plastic to the household was commercial centers as elaborated above. Only
18 (5%) believed the industries were the largest source of plastics to the household.
Wiennah, (2007) and Tchobanoglous et al, (1993) have also confirmed that sources
of plastics include commercial and industrial sources. The findings that commercial
or business centres like the common and supermarkets are the largest contributors of
plastics into the household have been supported by Mangizvo (2012). Based on
Fobil’s (2001) findings that there are about 40 plastic manufacturing companies
producing about 26,000 metric tonnes of assorted plastic products annually in Ghana
with 90% of such companies being in Accra-Tema Metropolitan Area, it is very
obvious that in such areas industries contributes a lot of plastics directly into
household which is not so in the Bolgatanga Municipality.
ϱϭ
Table 4.4: Sources of plastics to the household
Source
Number of responses
Percentage (%)
Commercial centers
342
95.00
Industries
18
Total
360
ͶǤ
5.00
100.00
Knowledge of the types of plastics brought into the household is very important
because, it can inform management to use appropriate methods to effectively deal
with the various types of plastics introduced into the household. Figure 4.6 below
shows that majority of the plastic products brought into the household were polythene
bags and pure water sachets representing a percentage of 98.06 and 98.89
respectively. The situation was so because, most of the households had a preference
for pure water because it is believed to be treated and well packaged. Even in homes
where taps were available, households said they still preferred purchasing pure sachet
water as drinking water. In addition, almost everything bought in the market or
supermarket is virtually wrapped in a polythene bag hence these two formed the
majority of plastics introduced into the households. In terms of rate of introduction,
these products are also introduced into the household at a very faster rate and
subsequently disposed at a faster rate when, hence forming majority of the plastic
waste originating from households. The Municipal Assembly also agreed to the fact
that, the pure water sachet and the polyethene bags formed majority of the plastic
waste originating from household however, it did not the furnish the researcher with
any figures.
The low percentages of 4.72% and 17.78% for plastic utensils and bottles
respectively could possibly be as a result of the fact that such products have a longer
ϱϮ
life span with regards to usage in the household compared to the pure water sachet
and polyethene bags. With the pure water and the polyethene bags once the content is
removed it is thrown away. However plastic utensils and bottles once bought can be
use and reused. These were not much found in the environs where the research was
conducted because of the economic value attached to them. Some individuals went
around to collected these old and broken household utensils and bottles from the
dump site or possible bought them from householders who were aware of the market
value attached to them. According to the World Bank, (1996), environmental groups
estimate that, every year 500 billion to one trillion of the bags are manufactured and
used worldwide and this results in a proportionate rise in plastic waste in the
municipal solid waste streams in large cities in sub-Sahara Africa. Mangizvo, (2012),
also observed that plastic bags used among inhabitant of increased of Alice in South
Africa despite legislation by the government to ban it production and use. Jimma City
of South Eastern Ethiopia, Adane and Muleta (2011) made similar observations
whereby; out of the 230 respondents, (76.52%) used plastic bags in high frequency as
compared to other plastics products. This was followed by the usage of plastic bottles
(40%), plastic buckets, barrels and baskets (19.13%) and plastic shoes (11.30%).
Similar increased use of plastic bags was also found in the Bolgatanga Municipality
as depicted on figure 4.5. The observation of more plastic bags (polyethene bags)
brought to households is consistent with the report of Ramaswamy and Sharma,
(2011) among the residents of Gondar City in Ethiopia. The increase use of plastic
bags lies in the fact that modern society shows a high preference for it Li et al.,
(2010).
ϱϯ
98.89
40
60
80
98.06
20
Number of Responses (%)
100
Majority of plastics brought to the house
17.78
0
4.72
Plastic Utensils
Plastic bottles
Polythene bags Pure Water Scakets
Figure 4.6: Majority of plastics brought to the house
ͶǤ
Households view on the effects of plastics can be a determining factor in the way
households handles plastic products and the waste arising after consumption. Table
4.5 below shows that out of the total households of 360, 1.94% were not aware
plastics could cause any threat whilst 97.50% households were very much aware of
the threats caused by plastics. This is an indication that, majority of households in the
Municipality are actually aware of the effects of plastic and for that matter should
have reflected in the manner they handle their household plastic waste. The current
plastic waste situation simply means that despite households knowing plastics can be
dangerous, they are not putting more efforts to properly dispose the waste.
Table 4.5: Opinion on effects of plastic waste
Opinion
Number of responses
Percentage (%)
NO
7
1.94
YES
351
97.50
Missing
2
0.56
ϱϰ
ͶǤͺ
Table 4.6 above indicates that majority of respondents (97.50%) in the Municipality
were aware that plastics waste caused threat. Only (1.94%) did not think that plastic
waste caused threat while less than 1% (0.56) did not answer the question with this
attribute. Several literatures exist to support people awareness of the possible effects
of plastic waste. (Butte Environmental Council 2001; Lane 2003, Girum 2005; Seema
2008 and Boadi and Kultunen 2005). Based on their response, it was paramount to
ascertain whether they actually knew the type of threats it possess. Table 4.6 below
presents households opinion on the threats that plastic waste can cause. Almost all
household within the Municipality agreed that plastic waste created a diversity of
problems including chocking of gutters (350, 97.22%), creation of unsanitary
environmental conditions (97.22%), forming breading grounds for mosquitoes
(66.22%), causing animal death (59.72%), polluting water bodies (52.50%), affecting
human health (50%) and Agricultural soils (59.44%). This is depicted on the Table
4.6 below.
Table 4.6: Possible effects of plastic products
Number of responses
Percentage
Environmental 350
97.22
Chocking of gutter
350
97.22
Mosquito Breeding grounds
224
62.22
Causes animal death
215
59.72
Pollute water bodies
189
52.50
Affect human health
180
50.00
Unsanitary
conditions
ϱϱ
Some unsanitary conditions caused by plastic waste observed during the study
Plate 6: Plastic waste lying in open places and behind house at residential areas
Plate 7: Plastic waste lying near a waste container and along the roadside
Plate 8: Plastic waste lying in gutterand around the Ramsey sport stadium in
Bolgatanga
The trend observed in the Bolgatanga Municipality is similar to other cities of
developing countries (Girum, 2005). With regards to impacts of plastic bags, a
similar research by Adane and Muleta, (2012) revealed the following; animal death
ϱϲ
(72.60%), blockage of sewage system (70.48%), deterioration of natural beauty of
environment (62.60%) and human health problems (51.73%).
Many observations by several researchers on impact of plastic waste exist and are
elaborated below. With regards to plastic waste deteriorating the environment,
several literatures exist to support this. Anthony, (2003) observed that accumulation
of plastic waste especially plastic bags causes environmental pollution resulting in
deterioration of natural environment. This is also consistent with Mangizvo (2012)
findings in which he indicated that, plastic bags had become a symbol of Alice
landscape. Other literature confirming this are UNEP, (2005b) and in Ghana by
Anomanyo (2004) and Wiennah (2007). In addition, it has been noted that when
plastic waste finds itself beneath the ground of farm lands they can reduce plant
growth as a result of reduce water and air movement in the soil (Butt Environmental
Council, 2001, IRIN, 2005; Lane, 2003). The effects of plastic waste on drainage
systems are also well established by the following; Seema, (2008); Boadi and
kultunen (2005); Smith, (2009). According to Smith, (2009), the 2005 Mumbai
flooding incidence that killed over 1000 people and at least 1000 animals and
livestock was attributed to plastic bags clogging the city’s drainage system, thus
preventing the monsoon rains from leaving the city. When plastic bags or container
collects water or traps water in drainage system they serve as breeding grounds for
mosquitoes (Aziegbe, 2007; Smith, 2009).
Impacts of plastics waste on animals have been observed by Ramaswamy and
Sharma, (2011) in Gondar City where cattle were affected. In that same study
ingestion of plastic bags reduce milk production in cattle. In severe cases the animals
dies (World Watch, 2004; Edwards, 2000; Forum for Environment, 2010). Thiel,
(2003); UNEP, (2006) and Laist, (1997) observed that plastics waste had negative
impacts on marine animals such as marine birds, turtles, seals and Whale. It is not
impacts on only animal that have been well established but impacts on humans as
well. In a report reuse of plastic bags can cause a cross contamination of food by
microorganism (Gerba et al., 2010; Cliver, 2006; Maule 2000) The presence of
ϱϳ
different forms of plastic waste in the Mcklin dam in Bolgatanga Municipality
actually confirms the respondent’s assertion that such materials could pollute water
bodies. This is consistent with Mangizvo’s findings in Alice City in South Africa
where pollution of the Tyume River by plastic bags have been reported.
ͶǤͻ
ͶǤͻǤͳ
Figure 4.7 below shows that within households in the Bolgatanga Municipality,
45.71% of mothers; 45.18% of children and 9.11% of fathers are responsible for
managing waste. It can then be concluded that waste management at the household
level is virtually the work of mothers and children. In majority of the households, the
mothers clean the homes and collect the rubbish and the children carried out the final
disposal from the homes. Some households had children completely in charge of
cleaning, collecting and disposing of waste from the home.
In most home, fathers did not play any role in waste management. In household that
males managed waste, they were either single or married with their partners
elsewhere. Generally fathers were not very much involved in household waste
management.
Household level management of plastic waste
Children
Mothers
45.18%
45.71%
9.11%
Fathers
Source: Field Survey
Figure 4.7: Responsibility for waste management at household level
ϱϴ
In a similar research on waste in Ijebu Ode, South Nigeria, Banjo et al, (2009) share
similar view. Banjo et al revealed that 4.3%nof fathers; 43.3% of mothers; 30% of
children and 15.4% domestic help were responsible for waste management. When the
situation in the Bolgatanga Municipality is compared with that of Ijebu Ode in
Nigeria, it is very obvious that few fathers (Males) handle waste while mothers
(Females) forms the majority of those handling waste. This pattern was also evident
in Tsibo and Marbell, (2004). However they indicated that, in the institution of
marriage, it is the duty of the woman to cook, fetch water and clean, dispose of waste
and keep the house in order. In addition, since it is the woman who produces waste as
a result of her domestic activities, it beholds on her to find the means to dispose her
waste. They argued that since men are normally out of the house most of the time and
as such produces less refuse as compared to the other members of the household they
are not bothered and should not be bothered. This is possibly the reason why they
were few men involved in plastic waste management at the household level in the
Bolgatanga Municipality.
ͶǤͻǤʹ
The manner in which households stores their waste temporally at the household level
can positively or negatively affect the environment especially the household
immediate environment. When households have good temporal storage systems, the
environment is enhanced and vice versa. Figure 4.8 below indicates that, 48.74% of
households handled waste in trash bins with lid; 30.25% in buckets, 14.29% in trash
bins without lid, 3.64% in large polythene bags whilst 3.08% handled their waste in
other objects.
ϱϵ
Handling of waste at the household level
large polythene bagsOthers
3.64% 3.08%
trash bin without lid
14.29%
Buckets
30.25%
trash bin with lid
48.74%
Source: Field Survey
Figure 4.8: Handling of waste at the household level
Paper box
Metal bucket with lid
Old plastic bucket
Plastic dust bin without lid
ϲϬ
Zoomlion dustbin
Polythene bag
Plate 9: Some household temporal waste storing containers observed during the
study
The used of wide variety of containments systems like dustbins, baskets, boxes,
cement bags, concrete vats, metal bins, buckets, sacks and polythene bags have was
observed (plate 9). Similar observations were made by Puopiel (2010) and George
(2008) in Ghana; Banjo et al., (2009) in Nigeria and Dobbs, (1991) in Kolkata, India.
ͶǤͻǤ͵
According to Puopiel (2010), the method of disposal of household solid waste which
generally includes plastic waste is one of the functional elements in the management
of waste. From figure 4.9 below, the commonest place of plastic waste disposal is the
dumpsite with 54.77% of respondents disposing their waste there. Most respondents
within these EAs; Atulbabisi, Soe, Bukere and Dapoore-Tindongo virtually depended
on dumpsites some of which were self-designated. Out of 178 respondents the
following percentages 76.97%; 12.36%; 5.62% and 2.81% are between 5-10, 11-15,
16-20, 21-25 and 26-30 minutes walking distance from the household. This is
depicted on Table 4.7 below. Some respondents however were not comfortable
spending more time to disposing their waste and indicated that they often resorted to
disposing it at any bushy or undeveloped space around the household environment.
ϲϭ
Table 4.7: Distance of dumping site from household
Distance (minutes)
Number
responses
of
Percentage (%)
5 – 10
137
76.97
11 – 15
22
12.36
16 – 20
10
5.62
21 – 25
5
2.81
26 – 30
4
2.25
Total
178
100.00
This observation is consistent with Puopiel, (2010) findings in Tamale. He observed
that respondents at different location of his study area spent different minutes in
disposing of their waste. 79.2% spent above 10 minutes in disposing their waste and
out of the 79.2%, 63.3% of the respondents said it inconvenienced them to spend
such time to dispose their waste in the nearest skip. This presupposes that
household’s waste disposal practices can improved if dump sites are located
somehow closed them.
With regards to how households finally disposed their waste, a wide diversity of
methods were identified. From figure 4.9, 34.77% of household disposed their plastic
waste by burning. Households within EAs like Kumbosgo, Yarigabisi and Yekene
disposed plastics by burning in the open place. Some, households within these same
EA’s who did not have approved dumping sites or skips disposed their waste on any
available open space. They accounted for the 8.92%.
A small percentage of
households disposed their plastic waste by burying representing 1.54% as shown on
Figure 4.9 below. Generally, almost all respondents admitted having to burn plastic
waste some time.
ϲϮ
60
Disposal of plastic waste from household
40
34.77
20
Number of Respondents (%)
54.77
8.92
0
1.54
Burning
Burying
Dumping Site
Open Space
Figure 4.9: Disposal of plastic waste from household
Approved dumpsite (skip)
Burning of plastic waste
ϲϯ
Unapproved dumpsite
Undeveloped lands
Plate 10: Observed ways through which households final disposed of their
plastic waste
These methods of doing away with household waste have been reported by a number
of researchers. Among some of the methods of household final disposal of waste
observed are; dumping in open space, gutters, undeveloped lands, roadsides, skip and
approved dumpsite for collection by waste management firms (Anomanyo, 2004;
Banjo et al., 2009; Puopiel, 2010; Adane and Muleta, 2012). Banjo et al. (2009)
observed in Ije Ode, that inhabitants waste management practices as burning (65,
21.7%), burying (22, 7.3%), depositing into gutter (45, 15%), putting on road side for
waste managers (150, 50%) and dumping on undeveloped land (18, 6%). Adane and
Muleta, (2011) on the other hand observed that 137 (59.56%), 94 (40.86%) and 43
(18.69) disposed their waste through open dumping, burning and burying
respectively.
ͶǤͻǤͶ
Knowledge of how household dispose plastic waste is an important function in the
effective management of plastic waste. According to a staff of Zoomlion
ϲϰ
(Bolgatanaga), the manner in which plastic waste is found in the environment can
make the work of waste management firms easier or difficult, hence the need to
ascertain how household disposed of their plastic waste. Table 4.8 below indicates
that, out of the 360 households examined, 74 (20.56%) separated plastics from
household waste before final disposal whilst a total of 282 (78.33%) disposed their
household waste together with other household waste. This is to say that household
waste is thrown together with its plastic components without the necessity to sort.
One reason giving for not sorting was the fact that they were not going to be paid for
that. Another had to do with the absence of a recycling firm in the Municipality.
Those few respondents (74, 20.56) who did some form of separation or sorting did
that so that they could burn the plastics components of the waste and in some cases to
sell some component such as plastic bottles and broken plastic buckets and chairs.
Table 4.8: Mode of disposing plastic waste
Number
Mode of plastic waste disposal
of Percentage
responses
(%)
74
20.56
282
78.33
Missing
4
1.11
Total
360
100.00
Separated from household waste
Thrown together with household
waste
Similar observation was made in Ije Ode in Nigeria but in this case there was no
sorting of waste at all. Banjo et al., (2009) observed that all the 300 respondents of Ije
Ode state did not undertake any form of sorting of waste before disposal. In a study
on sustainable plastics waste management in Accra, Wiennah (2007) observation
revealed the importance of plastic waste separation if recycling efforts were to be
effective.
ϲϱ
ͶǤͳͲ
Households within the Municipality faced numerous challenges in disposing of their
waste. The most common challenge was the problem of irregular collection of waste
as depicted on figure 4.10 below. This problem was common to those households
dumping waste at approved dumpsite with waste containers and a section of those
received door to door services. According to the Municipal Assembly’s boss, their
waste collection vehicle had been down for almost three (3) years and for that matter
they had to rely on Zoomlion Ghana Limited to do the collection of waste for them.
Considering the fact that, the private waste management has its own client it would
have to deal with first before attending to the areas covered by the Municipal
Assembly, the issue of irregular collection often arises and for that matter is the most
common problem encountered by households.
The second largest challenge encountered by household is the lack of dumpsites with
35.28 of households confirming this as indicated on figure 4.10 below.
Other
challenges that household encounter in their disposal of waste were the lack of
dustbins and the fact that the distance of some dumping sites were far as indicated
figure 4.10 as 22.5% and 20.56% respectively.
Distance of dumping site
20.56
Irregular collection
48.89
Lack of dumping sites
35.28
Lack of dustbins
22.5
0
10
20
30
Number of Respondents (%)
Source: Field Survey
ϲϲ
40
50
Figure 4.10: Challenges in disposing waste materials
Similar observations were made by observations were made by Puopiel, (2010)
where inhabitants identified some of the above problems as major challenges
militating against the effective disposal of waste in the Tamale Metropolitan Area.
Other challenges confronting household waste disposal includes, lack of dustbins
and the farness of dumping sites( Tsiboe and Marbell, 2004); higher charges from
waste management firms providing door to door services (Edmunson,1991; Adelaide,
1995). Such challenges when continuously are not being address leads to the use of in
appropriate dumping strategies by households such as dumping in gutters, roadsides,
behind houses, in water bodies and any available open spaces. This could possibly be
the reason why the Bolgatanga Municipality has an increase in plastic waste
(polyethen bags and pure water sachets) in its environment and for that matter a total
of 294 (81.67) respondents felt that, the environment situation was bad. While 57,
(15.83%) said the situation was fair, that is not too good and not too bad, 4 (1.11%)
said the environmental situation was good. 5 (1.39%) of respondents were not sure
about the environmental situation. This information is depicted on Figure 4.10.
ͶǤͳͳ
With regards to waste collection from approved dump sites, the Municipal Assembly
and the private waste management firm (Zoomlion Ghana Limited) are responsible.
Out of the 178 households that disposed their waste at approved dumpsites, 50% said
the Municipal Assembly was responsible for collecting waste from their approved
dumpsite while 40% believe it was Zoomlion; a private waste management firm that
was responsible for collecting waste from their approved dumpsite. However, a 10%
of households did not know who was responsible for collecting their waste from the
approved dumpsite. These figures are clearly confirmed on figure 4.11 below.
ϲϳ
Person responsible for collecting waste from dumping site
don't know
10%
Municipal Assembly
Private WM firm
50%
40%
Source: Field Survey
Figure 4.11: Institutions responsible for waste management in the study area
The observation above points to the fact that there are only two waste management
firms in the Bolgatang Municipality namely the Bolgatanga Municipal Assembly and
ZoomlionGhanalimited a private waste management firm. Waste management is
therefore a partnership between government and the private sector. Such observations
were equally made by Tsiboe and Mabell (2004) in Accra; and Puopiel (2010) in the
Tamale Metropolitan Area. He however added that door to door waste management
services were only provided by private by Zoomlion. This is consistent with the
findings in the Bolgatanga Municipality where 55 (15.28%) respondents admitted
receiving indoor waste management services and a whopping 305 (84.72%) did not
receive any indoor service. This is depicted on Table 4.9 below. Areas that received
such services indoor waste management services included the Tindonsobligo (SNNIT
area) and some parts (newly developed areas) of Zaare (Hospital area), Yarigabisi
(new developing areas) and Yekene. It is therefore very obvious that the coverage of
indoor waste management services is limited and more to the point some household
simply did want to benefit from door to door services due to the supposed high
charges and inefficiencies such as the irregular collection of waste. Similar
observations were made by Puopiel (2010) where most homes equally were not
ϲϴ
interested in the door to door services because of the inefficiencies. Some who even
receive such services equally complained of not being satisfied with their services.
Out of the 55 respondents who had access to indoor services most (41, 74.55) were
satisfied with services provided by Zoomlion even though they admitted there were
challenges sometimes. Satisfaction with indoor services was higher especially in
SNNIT area where the residential area was well planned compared to other areas. 14,
(25.45%) of respondents however were not satisfied with the services of Zoomlion
for its indoor waste management services it provided them. This is depicted on Table
4.10.
Table 4.9: Recipients of indoor service
Response of households on indoor Number
of Percentage
waste management services
responses
(%)
NO
305
84.72
YES
55
15.28
Total
360
100.00
Table 4.10: Satisfaction obtained from waste management service
Number of responses
Percentage (%)
Satisfied
41
74.55
Not Satisfied
14
25.45
Total
55
100.00
Table 4.11: Opinion on plastic waste situation in the Municipality
Number of responses
Percentage (%)
Good
4
1.11
Bad
294
81.67
Fair
57
15.83
Not sure
5
1.39
Total
360
100.00
ϲϵ
Based on the assertion by most respondents (294, 81.67%) that the environmental
situation was bad in the Bolgatanga Municipality, they were asked to identify the
most polluted areas in the Municipality. The areas identified as being polluted were
the market, crowded residential areas, gutters, roadsides and parks representing
95.56%, 73.33%, 72.78%, 72.56% and 68.89% respective. This information is
depicted on Figure 4.12 below.
Crowded Residence
73.33
Gutters
72.78
Markets
95.56
Parks
68.89
Roadsides
70.56
0
20
40
60
80
100
Number of Respondents (%)
Source: Field Survey
Figure 4.12: Most polluted areas of the municipality
ͶǤͳʹ
In countries where plastic waste management especially recycling has been effective,
households have played important roles in the area of sorting or separating plastics
from other household waste. The importance of sorting of plastics at both the point of
generation and the point of recycling have been observed by Wiennah (2007) in
Accra. In the Bolgatanga Municipality, there are virtually no recycling firms as
confirmed by respondents and depicted on Table 4.13 however, households were
willing to separate plastics from other household waste but only if they will get some
direct benefits or were aware of recycling firms. Their willingness to separated plastic
waste is depicted on Table 4.12 below. Out of a total of 360 households, 122
ϳϬ
(33.89%) indicated that they were not willing to separate plastics waste from
household waste before disposal whilst 236 (65.56%) were willing to do so.
Respondent who did not answer the question with this attributes was 2 (0.56%). This
is consistent with Oyake-Ombis (2009). Oyake-Ombis (2009) observed that a
profound large size of respondents (71.6%) affirmed their willing to separate waste
generated in Kenya. Those who respondent otherwise were 22.1% and the rest (6.3%)
did not respond to the questions on this attribute.
Table 4.12: Willingness to separate plastic from household waste before disposal
Number of responses
Percentage (%)
Not Willing
122
33.89
Willing
236
65.56
Missing
2
0.56
Total
360
100.00
Table 4.13: Knowledge on the presence of recycling firm in Bolgatanga
Knowledge on recycling firm
Number of responses
Percentage (%)
NO
347
96.39
YES
11
3.06
Missing
2
0.56
Total
360
100.00
ͶǤͳ͵
With regards to the trend of use of plastic products especially polythene bags and
pure water sachets, respondents believed there was an increase in use. This is
depicted on Table 4.14, where most respondents 315 (87.50%) said there was an
increased in use. 43 (11.56) respondents however said there was a decrease in plastic
ϳϭ
use while 2 (0.56%) of respondents did not know whether there was an increase or
not.
Table 4.14: Trend on use of plastic products in Bolgatanga
Number of responses
Percentage (%)
Increasing
315
87.50
Decreasing
43
11.94
Don’t know
2
0.56
Total
360
100.00
Based on the increased use of such products, 140 (38.89%) respondents wanted
continued use of plastics products whilst 216 (60%) wanted a discontinued use of
plastics. 4 (1.11%) of respondents did not answer the question with this attribute. In
all, majority of household wanted the discontinuation of plastics products (pure water
and polythene) but on the condition that there were alternatives. This is consistent
with the findings of Adane and Muleta, (2011) in which 120 (52.17%) respondents of
Jimma City wanted utilization of plastic bags be discontinued while 110 (47.82%)
want utilization of plastic bags be continued.
Table 4.15: Opinion on the use of plastic products
Opinion
Number of responses
Percentage (%)
Continued
140
38.89
Discontinued
216
60.00
Don’t know
4
1.11
Total
360
100.00
Furthermore, respondents that opted for a discontinuation of use of plastics believed
it was the responsibility of the government to carry that out. This was confirmed by
207 (57.50%) respondents as shown below on Table 4.16. This has been confirmed
ϳϮ
by a report on solid waste management, (2007) and UNEP, (2005b) which indicated
that some government of Sub-Saharan Africa have tried to regulate the use of plastic
bags by partially banning them and setting a minimum thickness of the bags to be
manufactured or imported. One of such countries is Ethiopia, but current reports
shows that plastic bag use are still causing threats in such areas Adane and Muleta
(2011).
On the other hand, 56 (15.56%) respondents believed discontinuation of the use of
plastics could be achieved by households by stopping the use of plastics while 82
(22.78%) respondents said felt it is the responsibility of the private waste
management firm to discontinue plastic use. This information is shown on Table
4.16.
Table 4.16: Body responsible for ensuring discontinuity of plastic products
Number of respondents
Percentage (%)
Households
56
15.56
Government
207
57.50
Private WM firm
82
22.78
ͶǤͳͶ
According to Davies, (2001) current systems for waste management plans require a
statutory duty on the part of the local authority to incorporate the public in the waste
planning process. Other equally valuable sources that support this school of thought
are Freeman (1997), Bliss (1999), Kuhn (2000) and Harris (2007). They all agree that
collective decision making involving all stakeholders is necessary requirements for
effective and efficient implementation of programmes. However the situation was
different in the Municipality where out of the 360 respondents examined, 335
(93.06%) indicated they had never been involved in any decision making in the area
ϳϯ
of waste management. Only 22 (6.11) indicated they had been involve in some
decision making of some sort related to waste management. This is depicted on Table
4.17 below. Based on this is very clear that people are involve in decision making
process by authorities in waste management which could possibly be the reason for
failures in most waste management programmes.
Table 4.17: Involvement in waste management decision making
Number
of Percentage
responses
(%)
NO
335
93.06
YES
22
6.11
Missing
3
0.83
Total
360
100.00
Furthermore, households within the Bolgatanga Municipality were very much aware
that they had a role to play in the management of not only plastic waste but waste in
general. This is shown clearly on Table 4.18, where 339 (94.17%) respondents
clearly indicated that, they had a role to play in waste management. However, 18
(5%) of respondents believed households had had no role to play in the management
of waste. 3 (0.83) respondents however did not know whether households had a role
to play or not as depicted by Table 4.18 below.
ϳϰ
Table 4.18: Respondents' opinion on household involvement in plastic waste
management
Number of responses
Percentage (%)
Households has no role
18
5.00
Households has a role
339
94.17
Don’t know
3
0.83
Total
360
100.00
The participation of the general public is important in waste management yet they are
neglected as was observed in the Bolgatanaga Municipality and by Oyake-Ombis
(2009) in Kenya. For instance in Ghana where the only medium scale recycling
company, Blowplast Limited operates, it engages about 100 people in collecting
plastic waste sachets (Wiennah, (2007). These people therefore form a link between
the
sources
of
plastic
waste
including
the
households
and
recycling
companies.McDonald and Ball (1998) emphasize the importance of the general
public by explicitly putting it that, “Without the public’s conscious, collective
decision to support an alternative route to their waste, there will be no material for the
post-consumer waste recycling industries.”
ϳϱ
Table 4.19: Household opinion on the best possible way of managing plastic
waste
Number
Response
respondents
Reduce consumption of plastic
products
Stop
consumption
of
plastic
products
Support plastic recycling efforts
Proper attitude towards disposal
of waste
Be involved in decision making
process
of
Percentage (%)
232
64.44
12
3.33
259
71.94
300
83.33
185
51.39
When respondents were asked about the possible way of dealing with plastics the
following observations were made. Almost all respondents believed there was no one
single approach to dealing with the problem. Among some of these approaches
included; reduction in consumption of plastics, stopping consumption of plastics,
supporting recycling efforts, change in attitude as well as the inclusion of the general
public in waste management decision making. However majority (83.33%) of
respondents believed a change in attitudes towards waste management was
paramount. (71.94%) of respondents said supporting recycling efforts was equally
important. The rest were reduction in consumption of plastic products, people’s
involvement and discontinuing use of plastics representing 64.44% (232), 51.39%
(185) and 3.33% (12) respectively as shown on Table 4.19 above. Similar measures
are also being employed in some countries. These measures include ban of the
production and distribution of plastic bags (clap, 2008; KNCPC, 2006; Watson, 2009;
ϳϲ
AECOM, 2010 Convery, 2007; Hasson et al., 2007; Rayne, 2008; Ayalona et al.,
2009; Clapp and Swanston, 2009; Xing, 2009). In Ethiopia for instance there is a
partial ban of plastic bags by setting a minimum thickness of the bags to be
manufactured in the country and/ or imported into the country (Solid waste
management, 2007; UNEP, 2005b). However, plastics waste still cause pollution in
this area (Bjerkli, 2005; Tadesse, 2008) Other attempts include voluntary initiatives
(UNEP, 2005b), adopting proper disposal methods of plastic bag (Smith, 2009),
adopting low price alternative reusable materials or bags made of paper, cloth which
are biodegradable (Smith, 2009; Li et al., 2010; Muthu et al., 2010; Song et al., 2009;
O’Brine and Thompson, 2010), provisions of adequate skips and regular waste
collection as well as proper management of landfilling sites (Puopiel,2010), adequate
resourcing of waste management institutions (Puopiel, 2010), creation of awareness
of the negative effects of plastics, proper attitude towards waste management,
inclusion or participation of the general public in waste management (Chambers,
1992, 2004, 2007a, 2007b) and recycling even though it is impractical in some
countries due to economic and quality reasons (McKinney and Schoch, 2003).
ͶǤͳͷ
Table 4.20 shows the relationship between gender and the reason for choosing to use
plastic products.
ϳϳ
Table 4.20: Relationship between gender and reason for choosing to use plastic
products
Reason for choosing plastic products
Light
in Lack
Gender
Cheap
Common
Female
26 (7.26)
44 (12.29)
76 (21.23) 69 (19.27)
215 (60.06)
Male
8 (2.23)
38 (10.61)
49 (13.69) 48 (13.41)
143 (39.94)
Total
34 (9.50)
82 (22.91)
125
358
weight
(34.92)
alternatives
117 (32.68)
Total
(100.00)
likelihood-ratio ݔଶ (3) = 5.5613 Pr = 0.135
The number in each cell of the table represents the count or frequency, whilst the
number in parenthesis indicates the cell percentage. For instance, out of the 215
female respondents, 26 of them indicated that they preferred plastic products because
they are cheap. This constituted 7.26% of the total respondents. The chi square test
performs a hypothesis test to determine whether or not to reject the idea that the row
and column classifications are independent. Since the p-value 0.135 is greater than
5% level of significance, there is a failure to reject the null hypothesis of
independence of gender and reason for choosing to use plastic products. However,
the observed value for gender for a particular case may bear no relation to its
corresponding value of reason for chosen to use plastic products.
ϳϴ
Table 4.21 shows relationship between marital status and reason for choosing to use
plastic products.
Table 4.21: Relationship between marital status and reason for choosing to use
plastic products
Reason for chosen plastic products
Marital
Light
in Lack
Cheap
Common
Single
12 (3.35)
45 (12.57) 74 (20.67) 71 (19.83)
202 (56.42)
Married
15 (4.19)
26 (7.26)
48 (13.41) 44 (12.29)
133 (37.15)
Widow
5 (1.40)
7 (1.96)
3 (0.84)
2 (0.56)
17 (4.75)
Separated
2 (0.56)
1 (0.28)
0 (0.00)
0 (0.00)
3 (0.84)
Divorced
0 (0.00)
3 (0.84)
0 (0.00)
0 (0.00)
3 (0.84)
Total
34 (9.50)
82 (22.91)
Status
weight
125
(34.92)
alternatives
117 (32.68)
Total
358
(100.00)
likelihood-ratio ݔଶ (12) = 33.5661Pr = 0.001
The likelihood ratio ݔ test performed on the relationship between marital status and
the reason for the respondent choosing to use plastic products resulted in a p-value of
0.001 which is highly significant (Table 4.21). It can however be concluded that there
is enough statistical evidence not to accept the null hypothesis of independence of the
row and column classifications. Thus, the marital status of the respondents is related
to the reasons for their choice of using plastic products.
ϳϵ
Table 4.22 depicts relationship between marital status and reason for choosing to use
plastic products.
Table 4.22: Relationship between educational status and reason for choosing to
use plastic products
Reason for chosen plastic products
Educational
Light in Lack
Cheap
Common
No education
5 (1.40)
Primary
4 (1.12)
Secondary
11 (3.07)
Tertiary
11 (3.07) 23 (6.42)
Vocational
3 (0.84)
6 (1.68)
2 (0.56)
2 (0.56)
13 (3.63)
Total
6 (1.68)
9 (2.51)
9 (2.51)
8 (2.23)
32 (8.94)
Status
Total
weight
alternatives
10 (2.79)
9 (2.51)
3 (0.84)
27 (7.54)
5 (1.40)
2 (0.56)
6 (1.68)
17 (4.75)
38
47
(10.61)
(13.13)
65
(18.16)
37 (10.34)
69 (19.27)
133
(37.15)
168
(46.93)
likelihood-ratio ଶ (12) = 38.7418Pr = 0.000
The likelihood ratio test on the relationship between level of education of the
respondent and the reason why they chose to use plastic products indicated at the 5%
level of significance that the reason for the choice of plastic products was largely
dependent on the educational status of the respondent with a p-value of 0.000.
ϴϬ
Table 4.23 depicts relationship between occupation and reason for chosen to use
plastic products.
Table 4.23: Relationship between occupation and reason for chosen to use
plastic products
Reason for chosen to use plastic products
Occupation
Cheap
Common
Light in Lack
weight
Student
12 (3.35)
42 (11.72) 61
alternatives
60 (16.76)
(17.04)
Civil service
4 (1.12)
10 (2.79)
19 (5.31)
Total
175
(48.88)
29 (8.10)
62
(17.32)
Private business 12 (3.35)
21 (5.87)
36
20 (5.59)
(10.06)
Unemployed
6 (1.68)
9 (2.51)
9 (2.51)
Total
34 (9.50)
82 (22.91) 125
(34.92)
89
(24.86)
8 (2.23)
32 (8.94)
117 (32.68)
358
(100)
likelihood-ratio ݔଶ (9) = 16.3224Pr = 0.060
From Table 4.23, the likelihood ratio statistic (16.3224) with a p-value of 0.060 was
not statistically significant. Hence, we failed to reject the null hypothesis of statistical
independence of the level of education of the respondent and their reason for choice
of plastic products.
ϴϭ
Table 4.24 shows the relationship between level of education and opinion on plastic
waste as a threat.
Table 4.24: Relationship between level of education and opinion on plastic waste
as a threat
Opinion of plastic waste as a
threat
Educational status
Not a threat
A threat
Total
No education
2 (0.56)
25 (6.98)
27 (7.54)
Primary
1 (0.28)
16 (4.47)
17 (4.75)
Secondary
4 (1.12)
129 (36.03)
133 (37.15)
Tertiary
0 (0.00)
168 (46.93)
168 (46.93)
Vocational
0 (0.00)
13 (3.63)
13 (3.63)
7 (1.96)
351 (98.04)
358 (100)
Total
ଶ
likelihood-ratio ( ݔ4) = 11.1708Pr = 0.025
Educational status of respondents, on the other hand, has a statistical relationship
with the opinion of plastic waste as a threat to the society. This was evident from
Table 4.24 where the likelihood ratio statistic (11.1708) with a p-value of 0.025 was
significantly less than the 5% level.
ϴϮ
Table 4.25 shows the relationship between level of education and ways of disposing
plastic waste.
Table 4.25: Relationship between level of education and ways of disposing
plastic waste
Ways of disposing plastic waste
Level
of Separated
from Disposed
with Total
education
household waste
household waste
No education
3 (0.84)
23 (6.46)
26 (7.30)
Primary
1 (0.28)
16 (4.49)
17 (4.78)
Secondary
27 (7.58)
105 (29.49)
132 (37.08)
Tertiary
42 (11.80)
126 (35.39)
168 (47.19)
Vocational
1 (0.28)
12 (3.37)
13 (3.65)
Total
74 (20.79)
282 (79.21)
356 (100)
likelihood-ratio ݔଶ ((4) = 7.9621 Pr = 0.093
The analysis indicated that the way in which respondents in the study communities
disposed off waste products has link with their level of education, according Table
4.25 since the p-value reported from the likelihood ratio test is greater the 5% level.
ϴϯ
Table 4.26: Relationship between individual and ways of disposing plastic waste
Ways of disposing plastic waste
Person
Separated
from Disposed
with
responsible
household waste
household waste
Children
26 (7.30)
69 (19.38)
95 (26.69)
Mothers
45 (12.64)
209 (58.71)
254 (71.35)
Fathers
3 (0.84)
4 (1.12)
7 (1.97)
Total
74 (20.79)
282 (79.21)
356 (100)
Total
Likelihood-ratio ݔଶ (2) = 5.5734 Pr = 0.062
Table 4.26 also shows the relationship between the person responsible for managing
plastic waste at the household level and the ways in which plastic waste are disposed
off from the house. The likelihood ratio test statistic (5.5734) with a p-value of 0.062
did not support the rejection of the null hypothesis statistically. However, the way in
which plastic waste in the household level are being disposed off has relation to the
person responsible for managing such waste products.
ϴϰ
ͷǤͲ
ͷǤͳ
This research looked at the household perspective of plastic waste management in
urban Ghana, specifically, the Bolgatanga Municipality. The study targeted
households in some Electoral Area of the Bolgatanga Municipality.
The study started by developing a conceptual framework that clearly pointed out the
roles and central position of households in waste management. Households consume
plastic products, generate waste, manage waste as well as receive waste management
services. Households as a subset of the public consume more plastic products and
subsequently generates enormous amount of waste. In addition, their waste
management practices affect the environment. In view of this, the plastic waste
situation was ascertained as well as household waste management practices.
Identified were also the challenges and solutions to the plastic waste menace in the
Bolgatanga Municipality. Questionnaires were used in 12 Electoral Areas that were
randomly selected. 81.67% of households believed the plastic waste situation was
bad. The household waste management practices identified included; temporal
storage of waste in dustbins, boxes, buckets and large polyethene bags. Plastic waste
was generally thrown together with other waste out of the household. 54.77% of
households finally disposed their waste at approved dumping site while 34.77%
burned their waste. A percentage of 8.92% disposed their waste at any available open
space whilst 1.54% buried their waste. Household waste management challenges
identified were distance of dumpsites, lack of dumpsite and dustbins as well as
irregular collection of waste by waste management firms. From the household
perspective, the solutions to the problems of the plastic menace include; change
of attitude towards waste disposal, discontinuation of plastic use, recycling, and all
stakeholder participation in waste management.
ϴϱ
ͷǤʹ
The four objectives of the study were achieved at the end of the study period. With
regards to first objective which sort to ascertain the plastic waste situation of the
Bolgatanga Municipality, 81.67% of respondents made it clear that, the situation was
bad. Only a small percentage believed the situation was fair, that is not too bad and
not too good.
Objective two was aimed at identifying household waste management practices. The
study did reveal that at the household level waste was basically managed by mothers
and children while most fathers or grown up men did not play any active role in
waste management. With regards to temporal storage of waste at the household,
plastic waste was generally stored with other waste in dustbins with and without lids,
buckets, paper boxes and large polyethene bags. Some households did not have any
medium for temporal storage of waste and disposed waste immediately after
generation in any available open space around the home. Final disposal of waste from
household was at approved dumping sites, any available space, burying and burning
of waste was practice.
The objective three however sort to identify the challenges faced by households in
their waste management. These were identified as distance of approved dumping,
lack of dumpsites, lack of communal dust bins and irregular collection of waste on
the side of waste management firms which was the common problem most
households faced.
Objective four, the last aimed at ascertaining from households the best possible way
of dealing with the plastic waste menace. (94.17%) respondents within the
Bolgatanaga Municipality believed households had a role to play if waste
management was to be effective. They presented a number of alternatives including
reducing consumption, stopping the use of plastics, supporting plastics recycling,
developing a proper attitude towards waste disposal and finally involvement of
households in waste making decision process.
ϴϲ
ͷǤ͵
The researcher sees it necessary to for authorities to take action now to address the
problem. The following recommendations are therefore made.
• Public awareness and education campaigns
The creation of awareness among households and all in society regarding
indiscriminate use and disposal of plastic bags will be a good option to
overcome the problem in future. Even though household are already aware of
the impacts of plastics such awareness and educational campaigns must still be
carried to remind people continuously. This could be done through antilittering campaigns and promotions where residents are educated on the
dangers posed by plastic bags. Awareness campaigns should be used to
encourage behavioural change on plastic bag use. It is important to educate the
public on the ills of plastic bags and ensure that information on the possible
safe alternatives is available. There already are numerous alternatives to plastic
shopping bags which include paper bags, green bags and degradable bags.
Such education campaigns should encourage men to be much involved in
household waste management since they have a greater common and influence
at that level.
• Use of environmental R’s
Even though the government of Ghana is taking measures to regulate the use of
plastic bags, this seems not to achieve the intended objectives. Instead, the
application of the environmental R’s could curtail the use of plastic bags. The
government, environmental Non-Governmental Organisations and concerned
stakeholders should utilize the three environmental R’s (reduce, recycle and
reuse) to mitigate the use of plastics. Producers and users should be encouraged
to reduce the use of plastics. A reduction in the use of plastics means that
alternatives such as paper and other biodegradable bags should replace the
plastic ones; and new strategies of packaging should be practiced. Customers
should have a mind-set that accepting plastic bags at the point of sale such as
ϴϳ
supermarket is unfashionable. In addition, households should be encouraged to
(re)use plastic bags and bottles as many times as possible thus curtailing their
production. With sound campaigns people should be educated to carry old
plastic bags when going for shopping. They could be reused to carry books by
school going pupils. They could also be utilised as carrier bags in various
sectors. Plastic bottles could be used as water bottles and milk containers. In
some communities they are reused as paraffin containers. This will prevent
unnecessary discarding of these bottles.
• Support for the Bolgatanga Municipal Assembly
The Bolgatanga Municipal Assembly should be supported especially in the
area of skip trunks since they have the largest number of communal dumpsites.
One skip trunk for the Assembly is woefully inadequate. As at the time this
research was conducted, the Municipal Assembly had its skip trunk broken
down and was dependent on the one used by Zoomlion Ghana Limited. The
private waste management firm could only extend a helping a hand after it had
finish with it territory. This was the main problem giving rise to the irregular
collection of waste as outline by most households especially in areas covered
by the Assembly. The Municipal Assembly should consider creating more
communal dumpsites for households. Most EAs that fell under the study area
did not have communal dumping sites and for that matter waste including
plastics was disposed at any available space or undeveloped lands. Such
disposal methods only give the opportunity to the wind to blow the plastic
waste especially the light ones like polythene bags and pure water sachet. This
compounds the plastic waste situation.
• Involvement of the general public in waste management decision making
process
Households must be actively involved in the whole decision making process of
waste management so that they would also have the opportunity to make
inputs. Failure to do this will only make them feel neglected and not willing to
comply with waste management reforms that may be formulated by authorities.
ϴϴ
• Establishing a recycling facility in the Bolgatanga Municipality
Once plastic waste is common and forms majority of waste in the municipal
waste stream and the largest generated by households in many urban areas,
they is the need to establish recycling facilities to recycle waste. Blowplast is
one of such recycling firm in Accra. It should be the priority of government to
at least ensure there is a recycling firm in all the ten regions of Ghana to reduce
the stress people go through in carrying plastic waste from other region to
Accra, Kumasi and Takoradi where some recycling facilities exist.
ϴϵ
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APPENDIX I
QUESTIONNAIRE ON HOUSEHOLD PERSPECTIVE OF PLASTIC WASTE
MANAGEMENT IN THE BOLGATANAGA MUNICIPALITY
QUESTIONNAIRE NUMBER:..........................................................................
ELECTORAL AREA:…………………………………………………………..
SECTION A
(DEMOGRAPHIC INFORMATION)
Sex: Female [ ]
Male [ ]
Age: [ ]
Marital Status: Single [ ] Married [ ] Window [ ] Separated [ ] Divorced [ ]
Occupation: Student [ ] Government Employed [ ] Private business [ ]
Unemployed [ ]
Educational Level: Primary [ ] Secondary [ ] Tertiary [ ] Vocational
No education [ ]
Religion: Christian [ ] Muslim [ ] other……………………………….
Household size: [ ]
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SECTION B
1. Why do you prefer plastic products?
Cheap [ ] Common and everywhere [ ] Light in weight [ ]
Lack of alternatives [ ]
2. Which of the following is/are the source of plastics to the household?
Commercial centre’s (shops and supermarket) [ ] Common markets [ ]
Industries [ ]
3. Do you thick plastic waste causes threats?
Yes [ ] No [ ]
4. If YES as in Q3 above, which is/are the possible effects of plastics?
Unsanitary Environment conditions [ ] Chocking of gutter [ ]
Serve as breeding grounds for mosquitoes [ ] Causes animal death [ ]
Pollute water bodies [ ] Affect human health [ ] Affect Agriculture [ ]
5. Which of the category of plastics do you consider most problematic in the
municipality?
Pure water sachets [ ] Black polythene bags [ ] Plastic bottles [ ]
Plastic cup, bowls and buckets [ ]
6. How is waste general stored in the household temporally?
In buckets [ ] Trash Bin with lid [ ] Trash bin without lid [ ]
In large polythene bags [ ] other…………………………………..
7. How is plastic waste finally disposal?
Separated from household waste and thrown away [ ]
Thrown together with household waste [ ]
8. If thrown together with other household waste, will you be willing to
separate plastics from other household waste if value is added to plastic
waste?
Yes [ ] No [ ]
9. Who is responsible for final disposal of waste from the household?
Children [ ] Father [ ] Mother [ ] Other………………………….
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10. How is plastic waste finally disposed from the household?
Any available open spaces [ ] Burning [ ] Burying [ ]
Approved dumping site [ ]
11.If dumping at approved dump site, how long does it take to reach there?
5-10m [ ] 10-15m [ ] 15-20m [ ] 20-25m [ ] 25-30m [ ]
12.Who is responsible for collecting waste from dumping site?
The community [ ] Municipal Assembly [ ] Private waste management
firm (e.gZoomlion) [ ]
13.Do you receive any door to door waste management services?
Yes [ ] No [ ]
14.If YES, who provides these services?
Government [ ] Private Sector [ ]
Other ……………………
15.Are you satisfied with the services provided?
Yes [ ] No [ ]
16.Which of the following are problems that you face in disposing of waste
generally?
Lack of dustbins [ ] Lack of dumping sites [ ] Distance of dumping site
Irregular collection of waste [ ]
17.Do you have knowledge of any recycling institution/firm in the
Municipality?
Yes [ ] No [ ]
18.How would you describe the plastic waste situation in the Bolgatanag
Municipality?
Good [ ]
Bad [ ] Fair (Not to good and not too bad) [ ]
19.Which parts of the Municipality are seriously polluted by plastics waste?
Crowded residential areas [ ] Roadsides [ ] Markets [ ] Gutters Parks [ ]
20.How would you describe the use of plastics in the Bolgatanga
Municipality?
Increasing [ ] Decreasing [ ]
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21.If decreasing, what do you think are the reason/reasons?
Aware of the negative externalities of plastics [ ] Available alternatives [ ]
Other…………………………………………
22.What is your opinion about the use of plastic?
Should be continued [ ] Should be discontinued [ ]
23.If should be discontinued, who is responsible for ensuring that?
Households [ ] Government [ ] NGO [ ]
Private waste management firms [ ]
24.Do you think households have a role to play in the reduction of plastic
waste in the municipality?
Yes [ ] No [ ]
25.What are the roles of the household?
Reduce consumption of plastic products [ ]
Stop consumption of plastic Products [ ]
Support plastics recycling efforts [ ]
Proper attitude towards disposal of waste in general [ ]
Be involved in the decision making process of waste management
projects? [ ]
26.Have you ever been involved in any decision making process pertaining to
waste management?
Yes [ ] No [ ]
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APPENDIX II
INSTITUTE FOR CONTINUING EDUCATION AND INTERDISCIPLINARY
RESEARCH
UNIVERSITY FOR DEVELOPMENT STUDIES
INTERVIEW GUIDE ON HOUSEHOLD PERSPECTIVE OF PLASTIC
WASTE
REDUCTION
FOR
THE
MUNICIPAL
ASSEMBLE
AND
ZOOMLION GHANA LIMITED
1. Do you have any plastic waste management plan for the Municipality?
2. What are types of plastics found in household waste?
3. What are the effects of plastic waste in the Municipality?
4. How do households disposed of plastic waste?
5. Are they recycling firms in the Municipality?
6. Are you the only firm managing waste?
7. Which areas in the Municipality are you responsible for collecting waste?
8. Where do you dispose all the plastic waste collected from the Municipality?
9. What is the distribution of skips and dustbins for waste storage in the
Municipality?
10.What is your opinion on the plastic waste situation in the Municipality?
11.Which areas are the most polluted in the Municipality?
12.Do you have any management plan for the sherigu disposal site?
13.Should plastic used be encourage or discourage?
14.What roles can household play in the effective management of plastic waste?
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