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Movie, 2014

How Wolves Change Rivers

5 min, Documentary, United States of America

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.

Details

DirectorGeorge Monbiot
WritersGeorge Monbiot
GenreDocumentary
Runtime5 min
ReleasedFri, Mar 21, 2014
CountryUnited States of America
IMDBtt3776154

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