
Why Climate Models Are Changing Course
From Sanity Check by Cornwall Alliance for the Stewardship of Creation
May 17, 2026 · 13 min
About this episode
David R. Legates discusses the shift in climate modeling and the abandonment of extreme climate scenarios.
For years, the most extreme climate scenarios shaped headlines, policy debates, and public fear—despite growing evidence that many of those projections were increasingly detached from real-world energy and emissions trends. Now, in a major shift ahead of the IPCC’s Seventh Assessment Report, climate modelers are quietly abandoning some of their most dramatic assumptions. In this episode of Sanity Check, David R. Legates breaks down the rise and fall of RCP8.5 and SSP5-8.5, the “worst-ca...
People in this episode
Guest: David R. Legates
Topics covered
- climate models
- RCP8.5
- SSP5-8.5
- climate scenarios
- energy trends
- emissions trends
Keywords
- climate models
- RCP8.5
- SSP5-8.5
- climate scenarios
- emissions
- energy trends
- IPCC
Mentioned in this episode
Organizations: IPCC, Cornwall Alliance for the Stewardship of Creation
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