- Jordan
- people made houses out of plaster
- burned with fire in 1000 degrees
- learning to make plaster was the first step
- climate was too dry to grow crops
- 20 million tons of wheat a year eaten by Americas
- New Guineans acquired pigs
- the answer to Yali's question is geography
Wednesday, February 4, 2015
Guns, Germs, and Steel ending
Today we finished Guns, Germs, and Steel. I only took a few notes:
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