The Sahara Desert, located in West Africa, is the largest hot desert in the world. While deserts are traditionally characterized by a dry climate with low levels of vegetation, the Sahara has been ...
File Photo courtesy of the U.S. Department of Energy In 1979, snow fell in the Sahara Desert in southern Algeria for the first known time. It fell a second time in 2016 and a third time in 2018.
Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes.
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