Scientists are now projecting that the North Pole may be free of ice for the first time in history this summer. Satellite images show the area is melting much faster than originally thought, as previous models suggested the Arctic wouldn't see its first ice-free summer until 2013.
Scientists are now projecting that the North Pole may be free of ice for the first time in history this summer. Satellite images show the area is melting much faster than originally thought, as previous models suggested the Arctic wouldn't see its first ice-free summer until 2013. 
