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ScientificAmerican: Lake Mead, the massive reservoir created in the late 1930s by Hoover Dam on the Arizona--Nevada border, has dropped to its lowest level ever, it was reported earlier this month. The lake has been steadily growing shallower since drought began reducing the flow of its source, the Colorado River, starting in 2000 due to below-average snowfall in the Rockies.
It is still too early to know whether the situation at Lake Mead and recent droughts throughout the U.S. Southwest are due to anthropogenic......
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A cut-and dry forecast: U.S. Southwest’s dry spell may become long-lasting and intensify as climate change takes hold
Posted by ScientificAmerican: Mike Orcutt on October 30th, 2010
Posted in Water Conservation