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David Attenborough weighs in on the consequences of climate change — but you won't hear him in the U.S.

The final episode of Frozen Planet — the popular new series from the creators of Planet Earth — addresses the impending threat of climate change on the Earth's poles. In the episode, which will air on BBC One on December 7th, narrator David Attenborough is expected to claim that the Arctic could be completely devoid… »12/05/11 6:40am12/05/11 6:40am