Tag: Polar bears

June 17, 2022

Isolated polar bear population endures, even when sea ice is gone

In a remote corner of southeastern Greenland, researchers discovered an isolated, genetically distinct polar bear population that survives in a landscape without sea ice for most of the year—the sort...

June 3, 2022

A back-end way to test polar bear toxins

Polar bears may seem a long way from civilization, but they’re vulnerable to dangerous chemicals that end up in the environment. These toxins get into the water and work their...

December 15, 2021

Polar bear diets reveal a changing Arctic

As the climate warms in the Arctic—two to three times faster than in the rest of the world—polar bears are changing what they eat. By uncovering their diets, researchers found,...

August 4, 2021

Do polar bears wield ice blocks to kill walruses?

In the eastern Canadian Arctic and Greenland, Inuit have told stories for centuries of polar bears using rocks and blocks of ice to bludgeon walruses to death. Naturalists discounted such...

May 13, 2021

Committee recommends expanded polar bear conservation

The Northwest Territories Species at Risk Committee in Canada is recommending measures to enhance polar bear monitoring and conservation. The committee says it is reassessing the bears’ status based on...

December 15, 2020

Subadult polar bears no longer main culprits in human conflicts

Increasing periods of ice-free water on Hudson Bay continue to cause more conflicts between humans and polar bears in northern Manitoba, researchers found, but the main culprits don’t seem to...

August 4, 2020

Warming climate pushes polar bears to extinction

Polar bears may become nearly extinct by the end of the century as a result of global warming causing sea ice to shrink in the Arctic. Researchers found that if...

May 29, 2020

Warmer climate stresses polar bears

Polar bears that have been tracked for decades in Western Hudson Bay have increased stress levels in years with the warming climate, a new study shows. This research adds to...

April 27, 2020

TWS says seeking comment on ANWR study ‘politicizes science’

The Wildlife Society is criticizing a decision by the U.S. Fish and Wildlife Service to seek public comment on a study from one of its journals on oil exploration and...

March 17, 2020

Less Baffin Bay sea ice means skinny bears, fewer cubs

Decreasing sea ice cover related to climate change is leading to thinner polar bears and smaller cub litters on Canada’s Baffin Island. “This adds to a growing body of evidence...