Cookie Policy

Our website uses cookies to understand content and feature usage to drive site improvements over time. To learn more, review our Terms of Use and Privacy Policy.

Crash Course Big History: Why the Evolutionary Epic Matters (12:21)

Key Ideas

As this video progresses, key ideas will be introduced to invoke discussion.

Key Ideas

Think about the following questions as you watch the video

  1. 02:10 What, overall, were the various causes of the first five mass extinctions?
  2. 05:10 Evolutionarily speaking, what do single cell bacteria (pre-Cambrian) and the human species have in common?
  3. 07:00 What are some of the reasons the year 1500 marks the beginning of the “sixth extinction”?
  4. 10:20 What are some of the most significant consequences of an increased global temperature?
  5. 11:52 What is the difference between humans and all the other things (volcanoes, asteroids, for example) that has caused mass extinctions?