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How dramatic climate change Southern Sahara reduced largest freshwater lake desert dunes
2015-06-30 03:02:00| Climate Ark Climate Change & Global Warming Newsfeed
ScienceDaily: Researchers from Royal Holloway, Birkbeck and Kings College, University of London used satellite images to map abandoned shore lines around Palaeolake Mega-Chad, and analysed sediments to calculate the age of these shore lines, producing a lake level history spanning the last 15,000 years. At its peak around 6,000 years ago, Palaeolake Mega-Chad was the largest freshwater lake on Earth, with an area of 360,000 km2. Now today's Lake Chad is reduced to a fraction of that size, at only 355 km2. The...
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Category:Electronics and Electrical