Al Gore's testimony before the U.S. House of Representatives Energy and Commerce Committee's Subcommittee, and the Science and Technology Committee's Subcommittee on Climate Crisis, abcnews.go.com. March 21, 2007.
"Breaking the great Australian silence". John Pilger's speech at the Sydney Opera House to mark his award of the Sydney Peace Prize, johnpilger.com. November 5, 2009.