Atacama Desert's extreme aridity initiated 20 million years earlier than previously thought, study finds

PHYSorg
Jun 2, 2026, 12:00 pm227 ptsTop
A collaborative study with the University of Cologne, recently published in Nature Communications, provides compelling evidence that the extreme aridity in the hyperarid core of the Atacama Desert began over 40 million years ago—significantly earlier than previously assumed. The findings require a…

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