How Wolves Change Rivers poster

How Wolves Change Rivers

2014 · 5 min

Documentary

not streaming

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.

Crew

  • Director George Monbiot
  • Writer George Monbiot

Cast

Crew

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Intermission

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Turn the obscurity dial up. There's a lot further down to go.

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