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2010
This report is presented as received by IDRC from project recipient(s). It has not been subjected to peer review or other review processes. This work is used with the permission of Wakhungu, Judi W., Nyukuri, Elvin, Ongor, Dan and Tonui, Charles.
Climate Change. Evidence and Causes, 2023
Climate change is one of the defining issues of our times. It is now more certain than ever, based on many lines of evidence, that humans are changing Earth's climate. The atmosphere and oceans have warmed, which has been accompanied by sea level rise, a strong decline in Arctic sea ice, and other climate-related changes. The impacts of climate change on people and nature are increasingly apparent. Unprecedented flooding, heat waves, and wildfires have cost billions in damages. Habitats are undergoing rapid shifts in response to changing temperatures and precipitation patterns. The Royal Society and the US National Academy of Sciences, with their similar missions to promote the use of science to benefit society and to inform critical policy debates, produced the original Climate Change: Evidence and Causes in 2014. It was written and reviewed by a UK-US team of leading climate scientists. This new edition, prepared by the same author team, has been updated with the most recent climate data and scientific analyses, all of which reinforce our understanding of human-caused climate change. The evidence is clear. However, due to the nature of science, not every detail is ever totally settled or certain. Nor has every pertinent question yet been answered. Scientific evidence continues to be gathered around the world. Some things have become clearer and new insights have emerged. For example, the period of slower warming during the 2000s and early 2010s has ended with a dramatic jump to warmer temperatures between 2014 and 2015. Antarctic sea ice extent, which had been increasing, began to decline in 2014, reaching a record low in 2017 that has persisted. These and other recent observations have been woven into the discussions of the questions addressed in this booklet. Calls for action are getting louder. The 2020 Global Risks Perception Survey from the World Economic Forum ranked climate change and related environmental issues as the top five global risks likely to occur within the next ten years. Yet, the international community still has far to go in showing increased ambition on mitigation, adaptation, and other ways to tackle climate change. Scientific information is a vital component for society to make informed decisions about how to reduce the magnitude of climate change and how to adapt to its impacts. This booklet serves as a key reference document for decision makers, policy makers, educators, and others seeking authoritative answers about the current state of climate-change science. We are grateful that six years ago, under the leadership of Dr. Ralph J. Cicerone, former President of the National Academy of Sciences, and Sir Paul Nurse, former President of the Royal Society, these two organizations partnered to produce a highlevel overview of climate change science. As current Presidents of these organizations, we are pleased to offer an update to this key reference, supported by the generosity of the Cicerone family.
Strategic Planning for Energy and the Environment, 2009
This annotated bibliography is essentially a compilation of the extent of the issue at hand--namely climate change. My paper contains multiple analyses of the nefarious effects of humanly propagated climatic changes as well as ways to mitigate their effects inclusive of adopting and implementing sustainable or renewable energy sources.
Brenda Wilmoth Lerner and K. Lee Lerner, eds. Climate Change: In Context. Cengage | Gale, 2008
*RUSA Book and Media Award (2009); ”Timely… Clear… Concise.. Stunning…” An “excellent guide to a vitally important issue” Ref Rev (October 2008). Editors’ introductions to books usually attempt to offer words of motivation designed to inspire readers toward their studies. For Climate Change: In Context, however, the editors wish to stand aside a bit and ask readers, especially students just beginning their serious studies of science, to carefully read the special introductions by Dr. Wallace S. Broecker (Newberry Professor of Earth & Environmental Sciences at Columbia University, recipient of the National Science Medal (1996), and member of both the National Academy of Sciences and the British Royal Society).and Thomas Hayden that immediately follow. Together, these introductions serve as exemplary primary sources (personal narratives from experts in the field of climate change) and as both elegant motivation to readers to carefully consider the issues and impacts of climate change, and eloquent calls to actively engage in the challenge of finding solutions. // In the wake of the stunning 2007 Intergovernmental Panel on Climate Change (IPCC) reports, Climate Change: In Context is one of the first reference books designed to attempt to explain the complexities of those reports..." "Science sometimes speaks truths we might not wish to hear, and at this time in human history science is speaking clearly, with a chorus of voices, that with regard to the human activities that drive climate change, it is now time to fuse our science and technology with our noblest qualities of caring, commitment, and sacrifice so that our children enjoy the pleasures of the good Earth." (continued) -- K. Lee Lerner & Brenda Wilmoth Lerner, eds. Paris, France. December 2007
Earth’s Thermal Switch the Driving Force behind Climate Change, 2019
There has been an accumulative amount of data demonstrating that our world is warming and climates are shifting, but the cause and source remains speculative. Thermodynamic laws, in conjunction with data analysis, demonstrate that the Earth heats and cools through long-term oscillations in underground heat flux, thus warming our world to a level greater than the sun alone can account for. To confirm the impacts of this event, an Earth Simulator was created to reproduce the heat flux at depths of 8 to 9.6 Meters. Acting as our planet’s secondary heat source in this process, the sun, in conjunction with the axial tilt, increases the amount of energy upon the earth creating an “overturn” event of energy. This generates our planet’s thermal switch shutting down and reversing energy flow into the Earth forcing upwelling heat to build and is a natural form of energy conservation. Recreating the overturn event in a controlled environment demonstrates how increased surface heat increases subterranean heat through energy exchange over time, and how human altered land increases heat flow warming our world. It allows us greater insight into the importance of water and how it both retains and moves heat within the system, and how the soil aids in retaining this energy by resisting the flow of water. Using time and depth as units of measure, a means to determine the yearly gain/loss per season can be obtained to assess yearly alterations. Soil temperature data can be measured and evaluated, and then alterations to our environment can be implemented to amplify cooling. Current policies and proposals set forth around the world to combat climate change are addressing the after- effects of this heat, not the source. Our world is a finite world and adaptation of the natural habitat has its limits that we have surpassed. Until we make serious changes in our lifestyles to adapt to the needs of our world, our current trends will continue to amplify.
2020
Studies suggest that rise in the global temperature since 1880 (estimated 0.8 to 1.0oC) is real and considerably alarming. Although natural causes have been responsible for repeated global temperature changes in the geological past, the present rise is commonly attributed to the concentration of anthropogenic greenhouse gases, mainly carbon dioxide (CO2), in the atmosphere. CO2, which takes hundreds of years to be removed from the atmosphere, has increased significantly over the past century. Increasing consumption of fossil fuels in energy production, industry, transport, agriculture and other human activity has been causing the emission of greenhouse gases in the Earth’s system. More than 2°C increase in temperature by the end of this century would be severe if not catastrophic. Global warming would result in melting of glaciers and polar icecaps, water depletion, insecurity of food, sea-level rise and threat to coastal regions, coral reefs extinction, migration of species and nat...
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