The read
It runs a compact 5m.
Synopsis
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.
Ratings
IMDb8.1/10
Key crew
- George MonbiotDirector
- George MonbiotWriter
Cast
- George MonbiotNarrator