How Wolves Change Rivers
How Wolves Change Rivers
Watch how wolves change rivers 123Movies. 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.
- Genre: Documentary
- Country: United States, United Kingdom
- Director: George Monbiot
- Cast: George Monbiot,
