US EditionMystery of Crater Lakes in Sahara Mountains Solved by New Study
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Mystery of Crater Lakes in Sahara Mountains Solved by New Study
Overview of Trou au Natron’s caldera from its summit. Credit: Gerhard Holub / CC BY-SA 4.0 A research team has uncovered how deep lakes once filled remote craters high in the Tibesti Mountains, offering new insight into climate patterns in one of the driest regions on Earth. The scientists revealed that crater lakes in the Sahara mountains, now long vanished, were sustained by unexpected rainfall patterns more than 7,000 years ago. The study, pu…
In the heart of the Sahara, one of the most arid deserts on the planet, researchers come to shed light on a geographical mystery dating back several millennia: the past existence of deep lakes at more than 3,000 meters above sea level, in the craters of the volcanic massif of the Tibesti, in northern Chad. Long attributed to the African monsoon, this presence of fresh water actually results from intense precipitation coming from the north, from …
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