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Watch Crash Course Biology Season 2 Episode 9 Online

  • 1.5/10
  • COUNTRIES: United States of America
  • Subtitles: English

Climate change shakes up all of Earth’s systems, including the living ones. In this episode of Crash Course Biology, we’ll see how climate change’s effects rattle the entire chain of life. Changes felt in one population ripple out to affect entire communities and ecosystems—whether they’re composed of pine trees, puffins, or people.