In this History Uncut video clip, watch actual video footage of Al Gore in 1997 as he presents a speech on global warming and climate change.

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In this History Uncut video clip, watch actual video footage of Al Gore in 1997 as he presents a speech on global warming and climate change. He states, "Global climate disruption is the biggest threat to our future".

After a 36-day legal battle over one of the most contested presidential elections in American history, Vice President Al Gore conceded the 2000 U.S. presidential election to George W. Bush. On December 13, after receiving the phone call from Gore, President Bush addresses the nation.