There is a 95% certainty that human activities are responsible for global warming CO2 is at an “unprecedented” level not seen in the past 800,000 years Sea level is set to continue to rise at a faster rate than over the past 40 years Over the last 20 years, the Greenland and Antarctic ice sheets have been melting and glaciers have receded in most parts of the world Key findings from the Fifth Assessment Report (AR5)
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IPCC, 2013: Summary for Policymakers. In: Climate Change 2013: The Physical Science Basis. Contribution of Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change [Stocker, T.F., D. Qin, G.-K. Plattner, M. Tignor, S. K. Allen, J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA. Available from http://www.ipcc.ch/pdf/assessment- report/ar5/wg1/WG1AR5_SPM_FINAL.pdf (accessed February 14, 2014)http://www.ipcc.ch/pdf/assessment- report/ar5/wg1/WG1AR5_SPM_FINAL.pdf Ramaswamy, V., O. Boucher, J. Haigh, D. Hauglustaine, J. Haywood, G. Myhre, T. Nakajima, G. Y. Shi, and S. Solomon. 2001. Radiative forcing of climate change, Climate Change 2001: The Scientific Basis, Contribution of Working Group I to the Third Assessment Report of the Intergovernmental Panel on Climate Change JT Houghton, et al.: 349–416.