Testimony of former Vice President Al Gore at joint hearing of House Committees on Energy and Commerce and Science and Technology on climate change and energy security, US House Committee on Energy and Commerce, March 21, 2007 [advocating replacing the UN's 1997 Kyoto Protocol with a new global treaty to reduce greenhouse gas emissions]. RealPlayer, 5 hrs. Watch recorded video [session begins at 6:30; Gore's testimony begins at 32:56]. Reported in JURIST's Paper Chase here.