30th Anniversary Of Hansen’s First Great Global Warming Fail

  • Date: 14/06/16
  • Tony Heller, Real Science

Thirty years ago, James Hansen made some spectacularly poor global warming predictions before Congress.




12 Jun 1986, Page 12 – The Evening Times

Hansen predicted two degrees global warming by 2006.


He was off by a factor of ten. Earth warmed about 0.2 degrees from June 1986 to June 2006.


Wood for Trees: Interactive Graphs

Hansen predicted 3 or 4 degrees of US warming between 2010 and 2020.


The US has seen little or no warming since 1986.


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