https://www.youtube.com/watch?vW88Sact1kws
When wolves were reintroduced to Yellowstone National Park in the United States after being absent for almost 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how exactly do wolves change rivers? Georges Monbiot explains.
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TRANSCRIPTION:
One of the most exciting scientific discoveries of the last half century has been the discovery of widespread trophic cascades. A trophic cascade is an ecological process that begins at the top of the food chain and works its way down. And the classic example is what happened in Yellowstone National Park in the United States when wolves were reintroduced in 1995. Now we – we all know that wolves kill various species of animals, but can -maybe we are a little less aware that they give life. to many others.
Continue reading: Sustainablehuman.org/stories/how-wolves-change-rivers/#Transcript
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