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.

Grand Challenge 2 How We Make Things (9:22)

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. 02:27 What are the three primary ways greenhouse gases are produced in manufacturing?
  2. 03:02 Why can’t we just stop making stuff, or make less stuff?
  3. 04:12 What are the Solutions in the How We Make Things Grand Challenge?
  4. 05:42 What’s the simple fact about concrete production that makes this challenge so daunting?
  5. 06:32 To what extent will clean energy help reduce emissions from concrete production?
  6. 07:07 What are possible ways to produce cement that release less carbon?
  7. 07:33 Why is policy essential to support the spread of low-carbon cement?