Grist: California can officially add one more disaster to its rapidly growing list of water woes: The EPA just found that at least nine fracking sites throughout the state have been dumping billions of gallons of contaminated wastewater into its protected aquifers.
Not only do many of these aquifers supply drinking water to residents throughout the Central Valley, they`re also reaching dangerously low levels due to overuse, as many farmers rely on aquifers for irrigation and have been overpumping groundwater...