Media Matters I'd say this is a new low for climate change denialism, but there may be no such thing: [CNBC host] Andrew Ross Sorkin challenged [climate change denier William Happer] for "not believ[ing] in climate change" -- to which Happer responded by telling Sorkin to "shut up." Sorkin then asked Happer about comments he made to The Daily Princetonian in 2009 comparing climate science to Nazi propaganda.