Canada News: Ontario polar bears doomed, expert says - thestar.com

“It’s not speculation,” Stirling said in an interview Tuesday. “By the middle of the century, we’re likely to have lost two thirds of the world’s polar bears.”
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“Large carnivores don’t just lie down under a tree like an Arctic hare and die when they’re starving,” Stirling said. “They go searching for an alternate food source, and that’s mainly going to be human settlements.”

2010: Canada's growing polar bear population 'becoming a problem,' locals say

Forty years ago, old-timers living in the area around Hudson Bay were lucky to see a polar bear, Nirlungayuk says. “Now there are bears living as far south as James Bay.”

The growing population has become “a real problem,” especially over the last 10 years, he says. During the summer and fall, families enjoying outdoor activities must be on the look-out for bears. Many locals invite along other hunters for protection.