2011 study by Cornell University on uncounted greenhouse gas impacts of unconventional extraction and hydraulic fracturing.
Compendium of websites with more information on environment, energy, climate and sustainability issues
2011 study published in Nature on the relationship between human-induced increases in greenhouse gases and increased weather extremes.
2010 study by the Council on Foreign Relations on issues of technology research and development among major countries.
2011 Stanford and U.C. Berkeley study on global trends in transportation and how they may impact predictions about future carbon emissions levels.
2008 policy brief by the Rappaport Institute and Taubman Center on carbon dioxide emissions across metropolitan and suburban areas in the United States.
2008 paper by researchers from Harvard, MIT and Northwestern University on the potential effect of climate change on nations' economic growth.
2010 study by Stanford University that seeks to quantify the effects of fertilizers and higher crop yields on greenhouse-gas emissions.
2009 study published in Environmental Science and Technology on the costs and potential benefits of substituting biomass for coal to generate energy.
2008 University of Missouri study exploring the potential for hydropower in reducing U.S. greenhouse gas emissions.