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  1. Al Gore's 2007 Nobel Speech: Predicted North Pole Ice Cap Would Disappear by 2014

    Al Gore's 2007 Nobel Speech: Predicted North Pole Ice Cap Would Disappear by 2014

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  4. LEAVING EARTH - Where We Will Live, And Where We Won't - 5 WINNERS & 5 LOSERS

    LEAVING EARTH - Where We Will Live, And Where We Won't - 5 WINNERS & 5 LOSERS

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