“There’s absolutely discussion now .. saying, ‘Hey, maybe things have changed to the point that we need this, and how do we do that?’” said an official.
The animal was shot dead by a resident in the rural village of Wales.
“The actual decline is a lot larger than I would have expected,” said Andrew Derocher, a biology professor at the University of Alberta.
The bear was later killed after injuring the French tourist.
If greenhouse gas emissions aren't aggressively curbed, all but a few polar bear populations could face extinction.
Methods meant to detect the dens where mother bears hunker down with their cubs failed more than half the time in a new study.
Shrinking sea ice caused by a warming climate is forcing bears to stay inland in search of food, conservationists say.
The injuries aren't life-threatening for the man who was taking passengers to shore for a tour.
A photographer filmed the "soul-crushing" scene to try to break through climate change apathy.
“I found that the combinations of polar bears in man-made habitats look strange in almost every case on Earth."