Innovations in Soil Health Monitoring: Combining Systematic Field Assessments with Spectroscopy and Earth Observation
By Leigh Ann Winowiecki, WLE/CIFOR-ICRAF
Innovations in soil health monitoring for nature and people
From Research to Resilience
WLE webinar series
October 28, 2021
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Innovations in soil health monitoring
1. Leigh Winowiecki & Tor-Gunnar Vågen
27 October 2021
#Research2Resilience
Innovations in Soil Health Monitoring:
Combining Systematic Field Assessments
with Spectroscopy and Earth Observation
2. Understanding the multiple dimensions of soil
health for ecosystem restoration, climate
change and food & nutrition security
1) Application of a systematic
sampling framework
2) Use of innovative methods
for soil analysis
3) Coupled with statistical
analysis to generate
predictive maps
http://landscapeportal.org/blog/2015/03/25/the-land-
degradation-surveillance-framework-ldsf/
4. • jyfy
• MIR spectroscopy for accurate, robust, low-cost analysis of multiple properties,
simultaneously
• Can be used to analyze plants, compost, manure, fertilizers, liquids and yes soil!
• Enables landscape scale sampling- which was previously limited by costs of analysis
• This has transformed research and requires NEW skills of soil scientists
• ICRAF has invested >20 yrs to build a consistent spectral library (database) for a
number spectrometers
• Investment in spectral data analytics
http://worldagroforestry.org/blog/2020/08/13/data-streaming-spectrometer-new-
dawn-soil-assessments
https://wle.cgiar.org/solutions-and-tools/science-driven-solutions/shining-a-light-on-
soils-for-land-restoration/
5. Spatially explicit assessments of priority areas for
restoration: SOC + Erosion
Winowiecki, LA., Vågen, T-G., Kinnaird, MF, TG. O’Brien. 2018. Application of systematic monitoring and
mapping techniques: Assessing land restoration potential in semi-arid lands of Kenya. Geoderma.
https://www.sciencedirect.com/science/article/pii/S001670611830510X
6. Soil erosion is a key indicator of land degradation: Spatial assessments
enable targeting and tracking over time and demonstrate the urgency
At the Global Level:
Vågen, T.-G.; Winowiecki, L.A. Predicting the Spatial Distribution and Severity of Soil Erosion in the Global Tropics using Satellite Remote Sensing.
Remote Sens. 2019, 11, 1800. https://www.mdpi.com/2072-4292/11/15/1800
7. Farm-level assessments at 30 meter resolution to track what is happening at the
farm/household level – impact of restoration/ management options on SOC
8. Key messages
• We have the tools and methods to measure and track changes in soil health at scales relevant to
multiple stakeholders
• Monitoring frameworks must capture the complex processes of degradation and restoration
• These frameworks must be able to track performance of options overtime as well as inform decision
making
• Developing capacity to conduct assessments as well as to interpret and interrogate the results/data is
critical
• Investment in long-term and consistent monitoring is key to building the evidence base
9. foreststreesagroforestry.org | globallandscapesforum.org | resilientlandscapes.org
cifor.org | worldagroforestry.org
The Center for International Forestry Research (CIFOR) and World Agroforestry (ICRAF) envision a more equitable world where forestry
and landscapes enhance the environment and well-being for all. CIFOR-ICRAF are CGIAR Research Centers.
Thank you!
Leigh Ann Winowiecki L.A.Winowiecki@cgiar.org
Tor-Gunnar Vågen T.Vagen@cgiar.org
Check out CIFOR-ICRAF Soil and Land Health Webpage for videos, brochures, and more:
https://worldagroforestry.org/landhealth
Video: Scaling ecosystem restoration in agricultural landscapes:
https://youtu.be/qvf0drWdTq4
AlJaZeera Earthrise special: http://youtu.be/vFMSEHV7Ap4