Christian Science Monitor: California already has some of the toughest air quality standards in the world, but Gov. Jerry Brown still isnt satisfied. On Wednesday, Mr. Brown committed the state to ambitious climate change goals, including doubling the energy-efficiency of existing buildings and relying on renewable energy for 50 percent of electricity use by 2030. Brown also tried to lobby for a measure to reduce petroleum use by half within the next 15 years; a measure that ultimately failed due to intense opposition from...