It's simpler than that. Dense population dropoff lines up with dropoff in averag... | Hacker News

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		Falcon9 on Aug 23, 2016 \| parent \| context \| favorite \| on: Fear of the light: why we need darkness It's simpler than that. Dense population dropoff lines up with dropoff in average rainfall: http://www.wrcc.dri.edu/pcpn/us_precip.gif

eggoa on Aug 23, 2016 [–]

Adjust rainfall for growing season, and it might straighten out the bend in the Dakotas & Minnesota.

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