Michael Mann: The Hockey Stick
The hockey stick
The original northern hemisphere hockey stick graph of Mann, Bradley & Hughes 1999, smoothed curve shown in blue with its uncertainty range in light blue, overlaid with green dots showing the 30-year global average of the PAGES 2k Consortium 2013 reconstruction. The red curve shows measured global mean temperature, according to HadCRUT4 data from 1850 to 2013.
Hockey stick graph (global temperature)
About the Author: EARTH CLIMATE
EARTH CLIMATE covers the broad spectrum of climate change, and the solutions, with the focus on the sciences. Earth Climate – we endorse data, facts, empirical evidence.
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