How Wolves Change Rivers

2014 5 min

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.

Genres

Documentary

Production Countries

United States of America
United Kingdom

Spoken Languages

English en

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Cast

George Monbiot

Narrator

Crew

George Monbiot

Director

George Monbiot

Writer

Chris Zabriskie

Music

Posters

External Links

IMDB

Official Website