Introduction to the Grand Challenges (12:58)
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
- 01:05 What are the five Grand Challenges?
- 01:53 Why would some consider How We Plug In to be the most important Grand Challenge?
- 06:33 What’s the simple fact about concrete production that makes the How We Make Things challenge so daunting?
- 08:40 Why does raising livestock create so much greenhouse gas emissions?
- 11:27 Why do we use fossil fuels to move people and stuff around?
- 13:16 Why is demand for air conditioners and heaters expected to rise in the future?