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Bill GatesBill Gates recently spoke about climate change denial with Columbia University students.1
Press Conference: William H. Gates IIIDAVOS/SWITZERLAND, 25JAN08 - William H. Gates III, Chairman, Microsoft Corporation, USA, captured during a press conference at the Annual Meeting 2008 of the World Economic Forum in Davos, Switzerland, January 25, 2008. Copyright by World Economic Forum swiss-image.ch/Photo by Andy Mettler2
Bill GatesBill Gates recently spoke about climate change denial with Columbia University students.3
