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The desperate optimist

Charlotta Lomas
March 16, 2017

Professor Hans Joachim calls himself a "desperate optimist" when it comes saving the world from catastrophic climate change. The physicist and founding director of the Potsdam Institute for Climate Impact Research has not only helped design a "carbon road map" for how society can wean itself off fossil fuels, he’s also calculated what our chances are of actually achieving this ambitious goal.