Melissa Corkhill

By Melissa Corkhill

23rd December 2016

In Yellowstone Park in the US, a reintroduction of wolves encouraged a change in forests, more hawks and greater biodiversity

Melissa Corkhill

By Melissa Corkhill

23rd December 2016

Melissa Corkhill

By Melissa Corkhill

23rd December 2016

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable “trophic cascade” occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains in this movie remix.

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