James Hansen

James Hansen must-see speach at TED talks

As the official TED talks website notes on this absolute must-see and must-share video : ” Top climate scientist James Hansen tells the story of his involvement in the science of and debate over global climate change. “In doing so he outlines the overwhelming evidence that change is happening and why that makes him deeply …

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NASA study backs 350 ppm objective

A new study by the NASA is bringing more credence to the fact we need to go back to carbon dioxide concentration of 350 parts per million.  This will hopefully be a huge boost to the 350.org campaign. As Climate Progress reported : ” According to calculations conducted by Hansen and his colleagues, the 0.58 …

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