How Wolves Change Rivers
Overview
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.
About How Wolves Change Rivers (2014)
Released in 2014, How Wolves Change Rivers is a documentary film from Sustainable Man (United States of America). It was directed by George Monbiot and written by George Monbiot. The cast is led by George Monbiot. With a runtime of 5m, the film is available in full HD.
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