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 AssistanceBusiness AssistanceCars & TrucksClean CarsClimate ChangeCommunitiesConsumer Products(-)Electricity(-)Freight & Goods MovementHealthIncentivesIndoor Air Quality & ExposureMeasuring Air QualityOn-Road Heavy-Duty VehiclesResearchSimple Solutions to Improve Air QualitySmokeSustainable CommunitiesTruck & BusAir Cleaners & Ozone Generating ProductsAlternative Diesel FuelsCalifornia Climate InvestmentsCargo Handling EquipmentCarl Moyer Memorial Air Quality Standards Attainment ProgramClimate Change ProgramsCommercial Harbor Craft Community Air Protection Program Community HealthEmergency Backup GeneratorsExposureIn-Use Off-Road Diesel-Fueled Fleets Regulation(-)Indoor Air QualityMinimizing Community Health Impacts from FreightPublic Safety Power Shutoff (PSPS) EventsReducing Rail Emissions in CaliforniaResearch PlanningSchool BusesStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection Program(-)Vehicle Emissions Research ProgramVolatile Organic Compounds (VOCs) and FormaldehydeZero-Emission Powertrain CertificationResearch 2 results found for ResearchMeasuring Real-World Heavy-Duty Truck Emissions ResearchResearch on Green Buildings FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood