The world, the universe and us Climate special: How to fix the climate crisis with Tim Lenton and Kate Marvel
28 snips
Aug 14, 2025 
In this engaging discussion, climate scientists Kate Marvel and Tim Lenton share their deep commitment to tackling climate change. Marvel explores the complex emotions such as anger and hope in her book, 'Human Nature', while Lenton discusses the concept of 'Positive Tipping Points' and how small actions can drive significant change. They highlight the power of positive emotions in motivating collective action and the critical role of grassroots activism. Both emphasize that, despite the daunting challenges, there is still hope for a sustainable future.
AI Snips
Chapters
Transcript
Episode notes
Early Passion For Earth's Systems
- Tim Lenton discovered his passion for Earth's systems at 18 after reading Jim Lovelock and studying Gaia theory.
- He shifted from curiosity to urgency when climate change issues like the ozone hole and Amazon loss emerged.
From Cosmos To Earthcare
- Kate Marvel moved from cosmology to climate after realizing Earth is uniquely habitable and fascinating.
- She decided the planet's singular value drove her to focus on protecting it professionally.
Anger Rooted In Manufactured Doubt
- The history of climate science is entangled with deliberate misinformation by fossil fuel companies.
- That manufactured doubt fuels ongoing inaction and justifies anger as a rational response.