KPBS: Most hydraulic fracturing in California is done to extract to oil in areas like this field in Kern County.
A California senate committee has moved a bill forward that would place a moratorium on fracking. The move comes less than a year after the passage of legislation that regulates the oil-extraction process.
Senate Bill 4 put several fracking regulations in place for the oil industry. SB4 also requires a study analyzing the health and safety risks of fracking. At the committee hearing, oil...