Environmental Professionals Postulating

Steven is joined by Professor Emeritus of Arizona University, Dr. Guy McPherson.  Guy is the worlds leading authority on Abrupt Climate Change leading to Near-term Human extinction.  Guy believes the Environment will change so rapidly over the coming decade that the Earth will become Mars-like.  Guy speculates that it will be highly unlikely the human species will survive. Steven and Guy cover positive feedback loops that could have already sent the earth past it's tipping point, including the effect of Methane and water vapour in the atmosphere. The science behind the claims and why it's too late to stop the inevitable along with recent news and research articles are highlighted to show the increase of extreme weather events and the records for climate change we (unfortunately) keep breaking. In the first quarter of the episode, Prof. McPherson does slightly misrepresent the work of Prof. Tim Garrett, for clarification, please listen to Ep 012 - A discussion with Professor Tim Garrett.  For an interview with