Digitally animated polar bears starred in a series of [[Coca-Cola]] advertisements that ran during the 1990s.
Digitally animated polar bears starred in a series of [[Coca-Cola]] advertisements that ran during the 1990s.
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==Global warming==
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{{main|Global warming controversy}}
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Activists from the [[Center for Biological Diversity]] claim that "... the primary threat to polar bears is global warming", although scientists assert that the polar bear population is stable or increasing.