Setting aside 12.28 million acres of public land in the Arctic National Wildlife Refuge would seal off from roads and development, including drilling.
As one researcher explains, sea ice is like a moving sidewalk and polar bears travel with it.
Inbreeding, poaching, a lack of herders and climate change are contributing to the iconic animal's decline.
Forward-looking models and polar bear energetics data foresee an alarming loss of habitat by the century's end.
The stark, barren landscape of Banks Island in Canada has yielded more than 8,000 shark teeth that date back millions of years.
Sharks might be able to cope with climate change's effects upon the Arctic, a study of fossil shark teeth has found. Continue reading →
Video cameras attached to polar bears show the world from the bears' perspective, including what to do when your dinner freezes into a rock hard block. Continue reading →
Hefty polar bears, which love to sink their teeth into greasy blobs of fat, could hold the key to avoiding heart disease. Continue reading →
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