Britain's Prince Charles (R) gestures as he speaks with the head of Potsdam Institute for Climate Impact Research John Schellnhuber (2R) and his wife Margret Boysen-Schellnhuber, holding their son Zoltan in the Albert Einstein Science Park during a visit to Potsdam, April 30, 2009. Reuters Pictures logo Reuters Pictures 34 months ago

Britain's Prince Charles (R) gestures as he speaks with the head of Potsdam Institute for Climate Impact Research John Schellnhuber (2R) and his wife Margret Boysen-Schellnhuber, holding their son Zoltan in the Albert Einstein Science Park during a visit to Potsdam, April 30, 2009.