As climate change causes sea ice to recede in the Arctic, polar bears must decide whether to travel farther for their ringed seal prey or swim to land in search
Conservation Concerns Polar Bears International
Polar bear ranges increase as sea ice shrinks - The Wildlife Society
Polar Bear Hair Sheds Light on Seal Populations Under the Arctic
Sea Ice - WorldAtlas
Polar bears in Greenland have adapted to hunt via freshwater ice
Polar bear ranges increase as sea ice shrinks - The Wildlife Society
Born to Roam - The Suffering of Polar Bears in Zoos by BornFree
polar bear Archives - The Wildlife Society
Climate change could slash polar bear numbers 30% by 2050
Polar bears and climate change: What does the science say?
Polar bears 'may need to be fed by humans to survive', Polar regions
As Arctic sea ice shrinks, new research shows how much energy