2.2 - 3.4
The average projected temperature increase in degress Celsius caused by doubling atmospheric carbon dioxide by 2100. Published in Nature, this latest estimate is midway between the most pessimistic and optimistic past estimates.
The average projected temperature increase in degress Celsius caused by doubling atmospheric carbon dioxide by 2100. Published in Nature, this latest estimate is midway between the most pessimistic and optimistic past estimates.