Threshold 7: Agriculture (2:37)
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
- 00:17 How long ago did the last ice age end?
- 01:10 Why was human population growth after the ice age a problem for human communities?
- 01:33 Why was a warmer, stable climate important to the development of agriculture?
- 01:50 What is domestication?
- 02:10 Why does David Christian call agriculture an energy "bonanza" for humans?