Media Matters catches NewsBusters’ Noel Sheppard falsely asserting that “2009’s ClimateGate as well as a myriad of recent findings concerning significant errors in the Intergovernmental Panel on Climate Change’s 2007 report have clearly proven” that “manipulation of data” on global warming has occurred. In fact, tghe National Science Foundation cleared “ClimateGate” scientist Michael Mann of scientific misconduct, and the IPCC doesn’t conduct research, only summarizes it.