How Wolves Change RiversMovie
(2014)
HD
★ 0.0
Duration: 5m
IMDb: 0.0
en
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.
Director: George Monbiot
IMDb ID: tt3776154
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