Official: Trump To Challenge California Mileage StandardA government official says the Trump administration is moving forward with a proposal to revoke part of California's authority to set its own automotive emissions and fuel economy standards.
Bypassing Trump, California Reaches Deal With 4 Automakers To Raise Gas MileageFour major automakers have reached a secret deal with California to increase gas mileage and greenhouse gas emissions standards, bypassing the Trump administration's plan.
California Becomes First State to Mandate Zero-Emission Bus FleetCalifornia moved Friday to eliminate climate-changing fossil fuels from its fleet of 12,000 transit buses, enacting a first-in-the-nation mandate that will vastly increase the number of electric buses on the road.
California Affirms Car Mileage Rule Despite Trump RollbackCalifornia told automakers Friday they must still comply with the state's strict vehicle mileage standards even if President Donald Trump rolls back federal rules.
In Climate Fight, California Draws Up Cow Fart, Manure RegulationsThe nation's leading agricultural state is now targeting greenhouse gases produced by dairy cows and other livestock.
California Air Resources Board Rejects Volkswagen Diesel Recall PlanCalifornia air quality regulators are rejecting Volkswagen's recall plan to fix vehicles including the Beetle and Jetta that were programmed to trick government emissions tests.
California Again Running Out Of Green Carpool Stickers For Plug-In HybridsFor the second time this year, state officials announced that they are running low on the number of green HOV stickers that allow drivers of plug-in hybrids to use the carpool lane solo.
Gov. Brown, Democrats Change Climate Proposal, Remove Mandate To Cut Oil Use By 50%Gov. Jerry Brown and legislative Democrats announced Wednesday that they are scaling back their ambitious proposal to address climate change amid ongoing opposition from the oil industry and some lawmakers.
Berkeley Lab Finds California On Track To Reduce Greenhouse Gas Emissions To 1990 Levels In Five YearsCalifornia appears to be on track to reduce carbon emissions down to levels not seen in more than two decades, according to a new analysis from the Lawrence Berkeley National Laboratory.
California Air Regulators Dispute Ads Warning Of 'Hidden Gas Tax'California air quality regulators are disputing the accuracy of a new ad campaign claiming a hidden gas tax is set to go in effect January 1st that could add up to 76 cents to a gallon of gas in the state.
Federal Court Upholds California Mandate On Cleaner FuelsA panel of federal judges on Wednesday upheld California's first-in-the-nation mandate requiring fuel producers to reduce greenhouse gas emissions.