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 Toxics(-)Air PollutionCars & TrucksClimateClimate ChangeFreight & Goods MovementHeavy-Duty VehiclesIncentivesIncentivesIndustry & ManufacturingOn-Road Heavy-Duty VehiclesResearch(-)Truck & BusAir Cleaners & Ozone Generating ProductsAlternative Diesel FuelsCalifornia Bioresources Economy SummitCarl Moyer Memorial Air Quality Standards Attainment ProgramClimate Change ProgramsCommunity AirCommunity Air Protection Program Community HealthCommunity SolutionsCriteria Pollutant and Toxics Emissions Reporting (CTR)Diesel VehiclesExposure(-)Greenhouse Gas Standards for Medium- and Heavy-Duty Engines and VehiclesIn-Use Compliance ProgramsIn-Use Off-Road Diesel-Fueled Fleets RegulationIndoor Air QualityOutdoor Air Quality StandardsPeople at RiskPort Activities Research PlanningSchool BusesSmall Containers of Automotive RefrigerantStatewide Greenhouse Gas Monitoring NetworkStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection ProgramTransport Refrigeration UnitTruck and Bus Regulation Truck and Bus Surveillance ProgramTruck Loan Assistance ProgramVapor RecoveryVapor Recovery - Overpressure(-)Vehicle Emissions Research ProgramZero-Emission Powertrain CertificationInformationResearch 5 results found for InformationTechnology and Fuels Assessments InformationHeavy-Duty Vocational Vehicles Greenhouse Gas ResearchNOx Emissions of In-Use Trucks ResearchMeasuring Real-World Heavy-Duty Truck Emissions ResearchResearch Synthesis #16-02 "Advanced Technologies Reduce Diesel Pollution" FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood