OC register: The 20th century dams and canals that gave birth to modern California -- to San Francisco, to Los Angeles, to the San Joaquin Valley farms that feed the nation -- are near the end of their engineered lives. The rivers and aquifers they tap are, simply, tapped out.
The state's record drought, only dented by last winter's rains, comes amid a 16-year dry spell in the Colorado River basin, which provides 16 percent of California's water. The basin's giant reservoirs are dwindling and may never fill...