Al Gore urges David Letterman not to despair about global warming: ‘There’s a lot of opportunity in this crisis’ A skeptical Letterman challenged Gore as to whether he really has gone green in his personal life. Read more at ClimateDepot.com. Share this:EmailPrintTwitterFacebookMoreLinkedInPinterestTumblrReddit
Gore has gone for all the ‘Green(backs) he can get.