A new study at the UA's Laboratory of Tree-Ring Research has revealed a previously unknown multi-decade drought period in the second century A.D. The findings give evidence that extended periods of aridity have occurred at ...
Earth Sciences
Nov 4, 2011
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The desert is making a comeback in the Middle East, with fertile lands turning into barren wastes that could further destabilise the region, experts said at a water conference on Thursday.
Environment
Apr 1, 2010
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(PhysOrg.com) -- In the Mojave Desert winds howl across this hottest place in North America, blowing sands across Death Valley and through empty ghost towns, swirling across treeless land for hundreds of miles. But even in ...
Environment
Nov 5, 2009
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Researchers from the Department of Science Education-Biology at the University of Haifa-Oranim have managed to make out the "self-irrigating" mechanism of the desert rhubarb, which enables it to harvest 16 times the amount ...
Ecology
Jul 1, 2009
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(PhysOrg.com) -- Like most sub-Saharan African countries, Niger faces problems meeting its water needs. As part of ESA’s TIGER initiative, satellite data are being used to identify surface and underground water resources ...
Earth Sciences
Jan 19, 2009
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