How Wolves Change Rivers

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Carrie
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Joined: 04 Jul 2011, 09:23
Location: Bucksport, Maine USA

How Wolves Change Rivers

Postby Carrie » 23 Oct 2014, 18:15

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 in this movie remix.

https://www.youtube.com/watch?v=ysa5OBhXz-Q



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