The Atlantic Cod could displace valuable Alaskan fish as the natural barrier of the Arctic Ocean warms with climate change.
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.
A remote-controlled underwater robot explores the underside of stable Arctic sea ice, collecting the most detailed information yet of this largely unexplored environment.
Inbreeding, poaching, a lack of herders and climate change are contributing to the iconic animal's decline.
Engineering methods to cool the climate could rescue humanity from its inability to control greenhouse emissions. That is, if it doesn't make the situation worse.
The Crocker Land Expedition, a largely forgotten early 20th century trek to northwest Greenland, resulted in the collection of thousands of scientific specimens and some of the first video footage from the Arctic.
Forward-looking models and polar bear energetics data foresee an alarming loss of habitat by the century's end.
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