Nature Bats Last Nature Bats Last is the most radical show on the radio. Hosts Kevin Hester and Guy McPherson get to the root of relevant issues facing society.

February 3, 2021  
Kevin and Guy were joined by Stanford University’s Bing Professor of Population Studies, Dr. Paul Ehrlich. Renowned for his work as a conservation biologist, Dr. Ehrlich brought his wisdom to bear on his latest peer-reviewed paper, “Underestimating the Challenges of Avoiding a Ghastly Future,” which was published 13 January 2021 in Frontiers in Conservation Science.
January 5, 2021  

Kevin and Guy were joined by Jim Massa, science educator with broad experience in reaching students of various ages. We discussed Massa’s ongoing efforts to teach the masses about climate change, oceanography, paleontology, and other matters of environmental importance.

December 1, 2020  
Kevin and Guy were again joined by Dr. Andrew Glikson, Visiting Fellow at Australian National University. Professor Glikson is a renowned geologist who has written widely about previous mass extinction events on Earth. We discussed his forthcoming book, The Event Horizon: Homo Promotheus and the Climate Catastrophe. The book is available from Springer at

November 3, 2020  

After a 15-minute, pre-recorded segment with Dr. Ye Tao of Harvard’s Rowland Institute, Guy McPherson and guest host Pauline Schneider were joined by Ken Avidor, renowned graphic artist. We discussed Avidor’s ongoing work as a social critic.

October 6, 2020  
Regular cohosts Kevin Hester and Guy McPherson were joined by the voice of Pauline Schneider as she read replies to questions from climate-change expert Sam Carana. We discussed Carana's recent and ongoing work as a voice of synthesis on the topic of abrupt, irreversible climate change. 
September 3, 2020  

Guy McPherson and guest host Pauline Schneider were joined by Dr. Morris Berman, renowned educator who has taught at several universities in Europe and North America. We discussed Berman’s ongoing work as an innovative cultural historian and social critic. 

August 5, 2020  

Kevin and Guy were joined by Dr. Sid Smith, Ph.D. in mathematics. Smith is known for his presentations from March, 2018 and March, 2019, respectively: “Humanity: The Final Chapter” (, and “How to Enjoy the End of the World” (

July 10, 2020  
Kevin and Guy were joined by filmmaker Jeff Gibbs, known for his 2019 film, Planet of the Humans. We discussed Gibbs' work and the resistance it has met.
June 3, 2020  

Kevin and Guy were joined in this pre-recorded show by Professor Corey Bradshaw of Flinders University. We discussed Professor Bradshaw’s renowned work on the consequences of rapid environmental change.

May 6, 2020  

Show description: Kevin and Guy were joined by Kirkpatrick Sale, founder of the Middlebury Institute of International Studies and author of more than a dozen books. We discussed Kirkpatrick’s longtime and recent work on the topic of localization in light of the near-term collapse of the industrial economy.


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