Videos by George Monbiot | Films For Action

How Whales Change Climate | George Monbiot

5 min · When whales were at their historic populations, before their numbers were reduced, it seems that whales might have been responsible for removing tens of millions of tonnes of carbon from...

How Wolves Change Rivers | George Monbiot

4 min · 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...

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