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 AgricultureAirborne Toxics(-)Air PollutionCars & TrucksClean CarsClimate ChangeEnforcementFreight & Goods MovementFuelsIncentivesIndustry & ManufacturingResearchTruck & BusAir Cleaners & Ozone Generating ProductsAlternative Diesel FuelsCalifornia Bioresources Economy Summit(-)Carl Moyer Memorial Air Quality Standards Attainment ProgramCommunity AirCommunity Air Protection Program Community HealthCommunity SolutionsCriteria Pollutant and Toxics Emissions Reporting (CTR)ExposureIn-Use Compliance ProgramsIn-Use Off-Road Diesel-Fueled Fleets RegulationIndoor Air QualityOutdoor Air Quality StandardsPeople at RiskResearch PlanningSchool BusesSmall Containers of Automotive RefrigerantStatewide Greenhouse Gas Monitoring NetworkStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection Program(-)Vapor RecoveryVapor Recovery - OverpressureVehicle Emissions Research ProgramZero-Emission Powertrain CertificationFact SheetStudy 2 results found for StudyOverpressure - Studies and Technical Support Documents Fact SheetCarl Moyer Program FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood