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Why the extinction of mammoths may have forced us to invent civilization
Why did we take so long to invent civilization? Modern Homo sapiens first evolved roughly 250,000 to 350,000 years ago. But initial steps towards civilization â?? harvesting, then domestication of crop plants â?? began only around 10,000 years ago, with the first civilizations appearing 6,400 years ago. For 95 percent of our speciesâ?? history, we …
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