An Even Simpler Proof of Global Warming by Greenhouse Gases

Description: , since they result from changes in the amount of energy leaving earth, have been caused by greenhouse gases. We can also rule out the solar influence because of stratospheric cooling (see my other video). The original research can be found here: www.nature.com Note: there are some spelling mistakes in the video, one of which is "nitrious", which ought to be spelled, "nitrous". My apologies! ... swindle earth global warming climate change gore truth solar heat temperature energy proof ...