This Arabian desert was once a lush paradise. Why did ancient humans avoid it?
Nature, Published online: 28 October 2026; doi:10.1038/d41586-026-03484-3
Expedition revealed that water wasn’t enough for human settlement — plus, proposals to block sunlight get serious.原文出处：Nature （本文由聚合程序自动采集，版权归原作者所有）