Bored high school students force Sam to eat invasive plants, we meet one of the top cheatgrass scientists in the world and learn why this plant and fire are so tightly linked.

Cheatcast

Episode 2: Cheatgrass and fire

What's a beautiful mountain valley to do when an invasive plant takes hold? Cheatgrass, an exotic grass from Eurasia, has overrun millions of acres in the American West. This show explores a place on the front lines of the invasion--the Gunnison Valley of Colorado. We meet the people defending the valley from cheatgrass and fighting to save an endangered species from extinction.

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