Watch Trailer
DISCLAIMER: Not all titles shown are currently available on all streaming providers.

Watch Crash Course History of Science Season 1 Episode 39 Online

  • 2/10
  • COUNTRIES: United States of America
  • Subtitles: English

Well, it wouldn't be too long after we started developing Ecology that we would try to control the environment. In some ways this was helpful and likely prevented a lot of people from starving. But, there have been a few downsides.