Democratic presidential candidates participate in environmental forum in Los Angeles

Rep. Dennis Kucinich (D-OH) a candidate for the Democratic presidential nomination, participates in the Presidential Forum on Global Warming and America's Energy Future in Los Angeles on November 17, 2007. The forum was sponsored by Grist, an environmental magazine. Candidates from both the Democratic and Republican parties were invited, but only Kucinich, John Edwards and Hillary Clinton accepted. (UPI Photo/Jim Ruymen).