News Releases Search All News ReleasesView all news releases or search by topic, program, or year. Fuels(-)Alternative FuelsCalifornia Greenhouse Gas Emission Inventory ProgramClean Truck & Bus Vouchers (HVIP)Community SolutionsDiesel FuelFuels ProgramGasolineGreenhouse Gas InventoryHaagen-Smit Clean Air AwardsLow Carbon Fuel StandardLow Carbon Transportation Incentives and Air Quality Improvement ProgramNatural and Working Lands Short-Lived Climate PollutantsStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection ProgramVolkswagen Environmental Mitigation Trust for California20221995(-)19921991 1 results found for Sep 14, 1992Air Resources Board Approves "Sootless" Bus Engine Powered by Natural Gas Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContacto Office of Communications comms@arb.ca.gov