The maximum capacity of lake mead is 285 million acre

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Unformatted text preview: drought. When supply of water for human acNviNes does not meet demand. The natural variability of climate, leads to water supply that is ample in some years but unable to meet human and environmental needs in other years. For example, drought could result in significantly reduced hydroelectric power producNon because power plants were dependent on streamflow rather than storage for power generaNon. Source:http://drought.unl.edu/ Source:http://drought.unl.edu/ Great Plains Source: http://watercenter.unl.edu/Flash/Oglesby/index.html Source:http://drought.unl.edu/ Source:http://drought.unl.edu/ Source:http://drought.unl.edu/ Photo: K. Holland August 15, 2011 Source: http://earthobservatory.nasa.gov/Features/WorldOfChange/aral_sea.php Colorado River Basin Source: http://en.wikipedia.org/wiki/File:Coloradorivermapnew.jpg Former Lake Level Alkaline bathtub rings reflect the falling water level on the lake’s walls. Source: http://www.nytimes.com/2010/09/28/us/28mead.html August Water Volume in Lake Mead (million of acre - feet) 25 20 15 10 5 0 1950 1960 1970 1980 1990 2000 2010 Hoover Dam built in the 1930s can hold the equivalent of the entire flow of the Colora...
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