Resources Resources such as documents, research, data, and other tools related to the activities of the California Air Resources Board are available from this page. Use the following general categories or the search tool below. Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchA-Z indexVapor Recovery Keywords Airborne ToxicsAir PollutionBiking & WalkingBusiness AssistanceCars & TrucksClean CarsClimateClimate ChangeCommunitiesConstruction & Earthmoving EquipmentConsumer ProductsEnforcementEnvironmental JusticeEnvironmental JusticeFreight & Goods MovementHealthHeavy-Duty VehiclesIncentivesIncentivesIndoor Air Quality & ExposureMeasuring Air QualityOceangoing Vessels & Harbor CraftOn-Road Heavy-Duty Vehicles(-)Power EquipmentResearchSimple Solutions to Improve Air QualitySustainable CommunitiesTrains & RailyardsTransitTruck & BusVW Diesel VehiclesCommunity AirCriteria Pollutant and Toxics Emissions Reporting (CTR)Emergency Backup Generators(-)ExposureOutdoor Air Quality StandardsPublic Safety Power Shutoff (PSPS) EventsInformation 1 results found for InformationCommon Air Pollutants FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood