In this Climate Chat episode, we interview climate author and activist Mark Lynas on the state of the climate emergency, as well as his work with the Climate Vulnerable Forum and WePlanet. We will also get an update on his 2007 book, Six Degrees, which discusses the impact of 1, 2, 3, 4, 5, and 6ºC of warming.
Mark Lynas is an author, campaigner and speaker. He is science advisor with the the Climate Vulnerable Forum, an alliance of 70 developing countries and small island states. He is also policy lead with WePlanet, a pro-science environmental advocacy network active in over 20 countries. With WePlanet he hosts the weekly science/environmental podcast Saving the World From Bad Ideas. He has co-authored peer-reviewed papers on vaccines, climate and GMOs focusing on scientific consensus and misinformation, and won the inaugural Breakthrough Paradigm Award in 2012.
He has written for the Guardian, New York Times and Washington Post among many other media outlets; and appeared in the films Pandora’s Promise, The Age of Stupid and The Island President. His climate book Six Degrees won the Royal Society science books prize in 2008 and was translated into 22 languages. His latest book is Six Minutes to Winter: Nuclear War and How to Avoid It, published by Bloomsbury Sigma on 8 May 2025. He is based in the UK on the Welsh borders, where he volunteers locally to support rewilding.
Mark's home page: https://marklynas.org
Follow Mark on Twitter/X: @mark_lynas
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Dan Miller has been giving talks around the world on the need for urgent climate action for over 20 years. He is co-founder of The Roda Group, a climate-tech venture capital group, and he serves as an advisor for other climate funds and climate-focused non-profit groups. He started Climate Chat in 2021 on Clubhouse and added YouTube in 2023.
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Leon Simons is a climate scientist based in the Netherlands. He was a co-author with James Hansen on the 2023 "Global Warming in the Pipeline" paper that discussed the recent acceleration in global warming. Leon's work has focused recently on changes in aerosol emissions from ships and the impact of those changes on climate change. You can access Leon's research writings here:
https://www.researchgate.net/profile/Leon-Simons
Follow Leon on X/Twitter: @LeonSimons8 and Bluesky: @leonsimons.bsky.social
Follow Leon on Patreon: https://www.patreon.com/c/LeonSimons/home
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