Global warming talk heats up, revisits carbon tax

Associated Press
Global warming talk heats up, revisits carbon tax

FILE - In this Monday, Jan. 15, 2007 file photo, former U.S. Vice President Al Gore speaks in front of a poster for his documentary film on global warming, "An Inconvenient Truth," during the Japanese premier in Tokyo. On Wednesday, Nov. 14, 2012, Gore will launch a 24-hour online talkfest about global warming and disasters. Superstorm Sandy, the rare and devastating Northeast storm, and an election that gave Democrats gains have put global warming back in the picture. (AP Photo/Koji Sasahara)

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