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polar bears climate change
Polar Bear Population Faces Sharp Decline as Sea Ice Melts (Video)
Researchers predict nearly a third of the global polar bear population could die out in as little as the next 35 years.
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Polar Bear Population Faces Sharp Decline as Sea Ice Melts (Video)
Researchers predict nearly a third of the global polar bear population could die out in as little as the next 35 years.
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