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.
"Unfoldment, Revealment, Evolution, Exposition, Integration, Arson" by Chris Zabriskie
"Greater Yellowstone Coalition - Wolves" "Wolf Mountain" "Primodial - Yellowstone" "Timelapse: Yellowstone National Park" "Yellowstone" "Howling Wolves - Heulende Wölfe" "Fooled by Nature: Beaver Dams"
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Learn more about the narrator, George Monbiot.
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