** ADDS DATE — FILE ** In this file photo originally provided by Paramount Pictures Classics, Al Gore is shown in a scene from his documentary “An Inconvenient Truth.” The film Presents the former vice president’s case about the dangers of global warming. Former Vice President Al Gore and the U.N.’s Intergovernmental Panel on Climate Change won the 2007 Nobel Peace Prize Friday, Oct. 12. 2007, for their efforts to spread awareness of man-made climate change and lay the foundations for counteracting it. (AP Photo/Paramount Classics/Eric Lee)