so what role does climate change play in the ferocious strength of hurricane irma and the intense flog cauoding cause irma and harvey. the head of the epa scott pruitt said that in advance of irma said that it was incensensitive talk about global warming right now. neil degrass tyson joins me, he s author of the best sell ter astro physics for people. when people say, look, this is not settled science, there are still questions, i sometimes