Dry lake reveals evidence of southwestern ‘megadroughts’

ScienceDaily: Dry Lake Reveals Evidence of Southwestern 'Megadroughts' There's an old saying that if you don't like the weather in New Mexico, wait five minutes. Maybe it should be amended to 10,000 years, according to new research. In a letter published recently in the journal Nature, Los Alamos National Laboratory researchers and an international team of scientists report that the Southwest region of the United States undergoes "megadroughts" -- warmer, more arid periods lasting hundreds of years or longer.......

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