Theoretical physicist and former Princeton professor, Freeman Dyson, is a Democrat and Obama supporter who says that Obama is very wrong about global warming. He also says that pollution from fossil fuels should not be confused with global warming and that increasing levels of CO2 are beneficial, not harmful. Fox News 2015 Oct 15 (Story)
http://www.foxnews.com/science/2015/10/14/obama-took-wrong-side-on-climate-change-says-physicist-freeman-dyson.html