Polar Bear, Species
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At the top of the food chain, polar bears have an important role in the marine environment. Learn how WWF is fighting the biggest threat to polar bears’ survival: loss of sea ice.
Warming Arctic brings invasion of southern species, Wildlife
Study connects greenhouse gas emissions to polar bear population declines, enabling greater protections under Endangered Species Act
Newly documented population of polar bears in Southeast Greenland sheds light on the species' future in a warming Arctic
Polar Bears on Thin Ice Center for Science Education
Polar Bear - Marine Mammal Commission
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Climate Change Could Lead to Increase in Polar Bear and Grizzly Bear Hybrids
Scientists hatch bold plan to save polar bears
Sea ice loss forces polar bears to inbreed •
Shaky Oasis for Some Polar Bears Found, But Not for Species – NBC Los Angeles
Polar Bears - Bears (U.S. National Park Service)
Polar Bear Species Profile, Alaska Department of Fish and Game
Polar bears are inbreeding due to melting sea ice, posing risk to survival of the species, scientists say - ABC News
US lists polar bears as endangered species
Polar Bear, Species
U.S. Curbs Use of Species Act in Protecting Polar Bear - The New York Times
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