TWS2021: Climate change may shift seal prey in Arctic
Climate change could change the number and location of fish that seals prey on in Hudson Bay by the end of the century, likely affecting seal populations. Past ...
Arctic
Watch: AI predicts long-term sea ice changes
Traditional models predict Arctic sea ice levels well over a few weeks, but long-range forecasting is a challenge. But researchers say a new tool using artificial ...
Climate change changes Indigenous seal hunting
A changing climate resulting in reduced sea ice coverage is causing Indigenous seal hunters who rely on the marine mammals for subsistence to change their methods. ...
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. ...
Wolverines den in caves formed in permafrost
Wolverines use deep fissures in the Arctic permafrost as dens, photos have revealed. “After we found three of them, it seemed like enough of a pattern to start ...
Interior won’t ease Arctic drilling restrictions
The U.S. Department of the Interior will not pursue the previous administration’s plan to ease restrictions on exploratory drilling in the Arctic. In 2020, during ...
Narwhals increasingly exposed to mercury
Narwhal tusks can tell researchers a lot about the marine mammals’ feeding habits and exposure to dangerous chemicals. “They’re kind of like tree rings,” ...
Watch: Bearded seals can’t compete with industrial sounds
The loud sounds bearded seals emit underwater may not be noisy enough to overcome the sound from increasing industrial activities off the coast of Alaska. Recent ...
Climate change presents problems for bears, narwhals
Climate change is causing energy use problems for Arctic mammals. Melting or shifting ice patterns means both narwhals (Monodon Monoceros) and polar bears (Ursus ...
Even snowbirds may feel the heat
Heat may stress out snowbirds, despite the fact that they live in areas most people would consider cool at best. As climates continue to warm, this type of stress ...