News Releases Search All News ReleasesView all news releases or search by topic, program, or year. Climate ChangeAlternative Diesel FuelsClean Cars 4 AllDiesel EnforcementDiesel Vehicles(-)Electricity Transmission and Distribution Greenhouse Gas Emissions(-)Enforcement of Clean Truck Check HD I/M RegulationHaagen-Smit Clean Air AwardsHeavy-Duty Hybrid Electric Vehicle Certification ProceduresLow Carbon Fuel StandardMobile Source Emissions Research ProgramSmall Containers of Automotive RefrigerantZero-emission Vehicle Regulation2023202220212014(-)2010 2 results found for Feb 25, 2010ARB approves measure to limit most powerful greenhouse gasJan 13, 2010New rule for long haul- truckers expected to lower costs, better fuel efficiency Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContact Office of Communications comms@arb.ca.gov
