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Did a mega drought topple empires 4,200 years ago?

Relief created from a cylinder seal from the Akkad dynasty showing water gods and baffalo

Water flows from a vessel held by a god in this seal of an Akkadian king from around 2200 bc, about the time that a drought affected the empire. Credit: The Art Archive/Shutterstock

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Nature 601, 498-501 (2022)

doi: https://doi.org/10.1038/d41586-022-00157-9

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