Guy McPherson is a biologist and professor emeritus of the University of Arizona. He currently resides on a homestead in Belize. Dr. Mcpherson believes that the biggest threat facing mankind is global warming, that the threat is being downplayed and that its long past the point of being resolved as a phenomenon called 'runaway climate change' has already been put in motion.

In this video I interview Guy McPherson a biologist and professor emeritus of the University of Arizona. He currently resides on a homestead in Belize. Dr. Mcpherson believes that the biggest threat facing mankind is global warming, that the threat is being downplayed and that its long past the point of being resolved as a phenomenon called 'runaway climate change' has already been put in motion.