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Tree rings reveal nightmare droughts in Western U.S.

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avatar Tree rings reveal nightmare droughts in Western U.S.
May 12, 2014 01:39PM
Scientists extended Utah's climate record back to 1429 using tree rings. They found Utah's climate has seen extreme droughts, including one that lasted 16 years. If history is repeated in the rapidly growing Western states, the water supply would run out based on current consumption.

http://www.sciencedaily.com/releases/2014/05/140501101123.htm
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