Physicist, climatologist and director of the Earth System Science Center at Penn State University Michael Mann (@MichaelEMann) talks about the aggressive effort by Conservatives to discredit climate scientists, distract policy makers and manipulate public perception all with dire consequences.  His book, The Hockey Stick and the Climate Wars: Dispatches from the Front Lines.  Click thru for links, updates and to see the Hockey Stick graph.  Use this post as today’s thread.

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