Causing owens lake to desiccate by 1926 today some of

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causing Owens Lake to desiccate by 1926. Today, some of the flow of the river has been restored, and the lake now contains some water. Nevertheless, as of 2013, it is the largest single source of dust pollution in the United States. Question 12
0 / 1 pts Historically, the Owens Valley has provided _____ percent of the water for Los Angeles.
This narrowly defined arid valley about seventy-five miles long lying adjacent to the majestic Eastern Sierra has historically provided, through the surface flow diversions and sustained groundwater pumping of nearly 100 years, up to 75 percent of Los Angeles' annual water supply. Question 13 1 / 1 pts Los Angeles Department of Power and Water currently owns _____ percent of the Owens Valley floor.
Question 14 1 / 1 pts The first deep tunnel with two openings with two lines of construction that meet in the middle is located in _____.
with the two lines of construction meeting at about the middle of the distance. The construction of this tunnel, which served the water supply of Samos, was made possible by the progress in geometry and geodesy that was necessary to implement two independent lines of construction that would meet.

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