stemtut
@stemtut • 1,704 subscribers
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Six thousand years ago, the Sahara wasn’t a desert. Northern Africa was green, filled with rivers, lakes, wildlife, and early human societies. Subtle shifts in Earth’s orbit reshaped the climate and turned a fertile landscape into the world’s largest hot desert. The Sahara is younger than we think. #AfricanHumidPeriod #GreenSahara #AncientEarth #ClimateHistory #HumanOrigins
stemtut21,400 次观看 • 10 个月前
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