Humanity’s continuing destruction of the natural world that sustains all life on earth could lead to a collapse of the systems we depend on.

Paul R. Ehrlich Reflects on Six Decades of Science and Speaking his Mind – Recording from April 25, 2023
Conservation Conversations with Sean O’Brien – Episode 9: Paul Ehrlich
Scientists’ Warning Papers Update
Conversation with Paul Ehrlich – April 25, 2023 at 4:00 pm via Zoom
Earth Day Special – Free Online Screening of Once You Know (until April 23!) & Live Event
How to Fix a Broken Planet – Plan for Survival Video
Commonwealth Club Interview – Paul R. Ehrlich’s Life: A Journey Through Science and Politics
Opinion Poll Survey: Public Awareness of ‘Nuclear Winter’ is Too Low Given Current Risks
Why Understanding Limits Is the Key to Humanity’s Future
Overshoot: Cognitive obsolescence and the population conundrum
Book Launch: How to Fix a Broken Planet
A Climate Change with Matt Matern: Paul R. Ehrlich, Stanford Professor Emeritus, Author & President, Center for Conservation Biology
The Great Simplification #53 – William E. Rees: “The Fundamental Issue – Overshoot”
New Book by Paul Ehrlich – Life: A Journey Through Science and Politics
The People Cheering for Humanity’s End
CBS Documentary: Scientists say planet in midst of sixth mass extinction, Earth’s wildlife running out of places to live