Explore the fascinating ecological transformation of Yellowstone National Park in this 15-minute TED talk by George Monbiot. Discover how the reintroduction of wolves in 1995 triggered a cascade of positive changes throughout the park's ecosystem. Learn about the concept of rewilding and its potential to restore complex natural food chains. Delve into Monbiot's bold thought experiment imagining a wilder world where humans actively work to reestablish lost ecological connections. Gain insights into the intricate balance of nature and the far-reaching impacts of species reintroduction on entire ecosystems.