RT @hbdchick: Population Density is a Key Factor in Declining Human Fertility
https://link.springer.com/article/10.1007/s11111-007-0037-6 https://t.co/S5B2uYDzgC
Source date (UTC): 2024-12-14 23:28:03 UTC
Original post: https://twitter.com/i/web/status/1868075511509123475
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