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Four degrees and beyond: the potential for a global temperature increase of four degrees and its implications / compiled and edited by Mark G. New, Diana M. Liverman, Richard A. Betts, Kevin L. Anderson and Chris C. West, Philosophical Transactions of the Royal Society, vol. 369, n° 1934, 2011http://rsta.royalsocietypublishing.org/content/369/1934.tocau sommaire :Four degrees and beyond: the potential for a global temperature increase of four degrees and its implicationsBeyond ‘dangerous’ climate change: emission scenarios for a new worldCumulative carbon emissions, emissions floors and short-term rates of warming: implications for policyWhen could global warming reach 4°C?Regional temperature and precipitation changes under high-end (≥4°C) global warmingWater availability in +2°C and +4°C worldsAgriculture and food systems in sub-Saharan Africa in a 4°C+ worldChanges in the potential distribution of humid tropical forests on a warmer planetSea-level rise and its possible impacts given a ‘beyond 4°C world’ in the twenty-first centuryClimate-induced population displacements in a 4°C+ worldRethinking adaptation for a 4°C worldThe role of interactions in a world implementing adaptation and mitigation solutions to climate change&#160;&#160;