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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?