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. Narration from TED: For more wonder, rewild the world by George Monbiot. Watch the full talk, here: bit.ly/N3m62h https://youtube/watch?v=ysa5OBhXz-Q
Posted on: Fri, 27 Jun 2014 11:20:56 +0000
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