Climate Simulation Doubles Sahara’s Age

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Photograph: © SAF — Coastal Care

Excerpts;

The desertification of northern Africa may have started 7 million years ago, or more than twice as long ago as earlier estimates of the Sahara’s age, climate simulations suggest. The findings also hint that this shift in climate would have been triggered by the gradual shrinking of the Tethys Sea, the predecessor of today’s Mediterranean…

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