Top scientists anxious about climate

Nearly two thirds of respondents to a Nature survey of leading climate scientists are sceptical that nations can rein in global warming and expect the world to warm by at least 3°C by the end of the century


HOW MUCH WARMING DO YOU THINK IS LIKELY BY 2100?
  
Degrees Celsius,
relative to pre-industrial times

60% expect world to warm by at least 3C by end of century
       
1.5 	4%
2 	18%
2.5* 	18%
3 	49%
3.5 	4%
4	7%

0 10 20 30 40 50 
Percentage of respondents


DO YOU THINK YOU WILL SEE CATASTROPHIC IMPACTS OF CLIMATE CHANGE IN YOUR LIFETIME?
Yes 82%
No 18%


DO YOU EXPERIENCE ANXIETY, GRIEF OR OTHER DISTRESS BECAUSE OF CONCERNS OVER CLIMATE CHANGE?
Yes, frequently 21%
Yes, infrequently 40%
No 39%
 

Anonymous survey of 233 living authors of August 2021 IPCC climate-science report. October survey received responses from 92 scientists — about 40% of group


*Includes 2 responses between 2.7C and 2.75C 


Source: Nature
Picture: Getty Images
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