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Figure

Observed and projected global mean surface temperatures from 1900, for three IPCC scenarios and the 'Year 2000 constant concentration' pathway

Figure Created 12 Jan 2011 Published 12 Jan 2011 Last modified 09 Nov 2017

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If global greenhouse gas emissions would not be reduced, the 2°C target will be exceeded towards the middle of the 21st century. The horizontal 2°C target line takes into account warming of about 0.6 °C from pre-industrial to 1990. “Likely” ranges in average 2090-2099 warming for all six IPCC scenarios are shown on the right