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Receding ice leaves Canada's polar bears at rising risk

Sprawled on rocky ground far from sea ice, a lone Canadian polar bear sits under a dazzling sun, his white fur utterly useless as camouflage. 

CHURCHILL Canada: Sprawled on rocky ground far from sea ice, a lone Canadian polar bear sits under a dazzling sun, his white fur utterly useless as camouflage. It’s mid-summer on the shores of Hudson Bay and life for the enormous male has been moving in slow motion, far from the prey that keeps him alive: seals. This is a critical time for the region’s polar bears. Every year

Sea ice extent didn’t reach record lows this summer, but air temps over Greenland and ocean temps in some Arctic seas were extraordinarily high. Polar warming also likely continues influencing global extreme weather events, scientists say.

One study after another is coming to the same conclusion about the rapidly warming Arctic: It's heating up a lot faster than earlier research suggested.