The Sixth Extinction: Book Summary & Analysis

This content is an independent and unofficial summary created for informational and educational purposes only. It is not affiliated with, authorized, approved, licensed, or endorsed by the original author or publisher. All rights to the original work belong to its respective copyright holders. This summary is not intended to substitute the original book, but to offer a concise overview and interpretation of its main ideas. Over the past half-billion years, Earth has experienced five mass extinctions, each wiping out a vast majority of life. Now, scientists warn that a sixth extinction is underway—one caused by human activity. Blending historical analysis, scientific research, and on-the-ground reporting, this gripping account explores how climate change, habitat destruction, and invasive species are pushing countless plants and animals to the brink. As ecosystems collapse, the book challenges readers to rethink humanity’s role in shaping the future of life on Earth.