Trees may grow 500 km further north by 2100 | Canada | Reuters

OSLO (Reuters) - Trees in the Arctic region may grow 500 km (300 miles) further north by 2100 as climate change greens the barren tundra and causes sweeping change to wildlife, a leading expert said.
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"Changes seem to be happening even more rapidly than we had anticipated just 10 years ago," Aevar Petersen, chair of the Conservation of Arctic Flora and Fauna (CAFF), told Reuters from Greenland on Thursday, where foreign ministers of Arctic countries agreed steps to bolster regional cooperation.
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"We do fear for the polar bear if the ice is melting," Petersen said. "It really hasn't anywhere to go." An international report last week projected that the Arctic Ocean could be ice-free in summers in the next 30 to 40 years.