Spurious Varvology

Guest Post by Willis Eschenbach As Anthony discussed here at WUWT, we have yet another effort to re-animate the long-dead “hockeystick” of Michael Mann. This time, it’s Recent temperature extremes at high northern latitudes unprecedented in the past 600 years, by Martin P. Tingley and Peter Huybers (paywalled), hereinafter TH2013. Here’s their claim from the…

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