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How Wolves Change Rivers in Yosemity Park
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.
Date: 2017-05-20 19:51:08
User: admin
Views: 9387
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Wolves: A Source of Life
"When we try to pick out anything by itself, we find it hitched to everything else in the Universe." - John Muir 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 ca...
Date: 2014-05-05 14:19:18
User: Community of Lights
Views: 8766
Votes: 1
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Rating: 5/5
science