Southwest Wildlife Conservation Center & Endangered Animal Research Project
HOW WOLVES CHANGE RIVERS
Excerpt from a longer TED TALK by George Monbiot
What is trophic cascade?
Trophic cascade, an ecological phenomenon triggered by the addition or removal of top predators and involving reciprocal changes in the relative populations of predator and prey through a food chain, which often results in dramatic changes in ecosystem structure and nutrient cycling.
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