The “hockey stick” of global average temperature 20 years on: when being right must hurt


Michael Mann et al’s temperature reconstruction from 1999 in blue. PAGES2K temperature reconstruction 2013 in green. Data record in red.

The article gives a modest precis of Mann’s life-changing experience under attack from professional climate-change deniers in the years since his seminal 1999 paper. It only offers a hint of the heroism he has shown in the way he has stood up to this toxic, personalised and recurrent assault on reason.

Image: from article

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