Arctic Kingdom, Life at the Edge - National Geographic, Full Documentaries
Thousands of years of evolution have prepared Arctic wildlife species like the polar bear (polar bears), walrus and narwhal for life on and around the sea ice. Because of climate change, that ice cover has been changing rapidly, in both extent and thickness, and shrinking far too quickly for these species to adapt.
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Arctic Kingdom, Life at the Edge - National Geographic, Full Documentaries
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