How Wolves Change Rivers

Name: How Wolves Change Rivers
Director: George Monbiot
Genre: Documentary
Released: 2014-03-21
Duration: 5 min
Cast: George Monbiot

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How Wolves Change Rivers

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Status

Released

Production

Sustainable Man

Aired

2014-03-21

How Wolves Change Rivers

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.

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George Monbiot