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 PollutionAir Quality PlansBiking & WalkingCars & TrucksClean Cars(-)Climate ChangeCommunitiesConstruction & Earthmoving EquipmentEnvironmental JusticeEnvironmental JusticeFreight & Goods MovementFuelsHealthIndoor Air Quality & ExposureMeasuring Air QualityOceangoing Vessels & Harbor CraftResearchSimple Solutions to Improve Air QualitySustainable CommunitiesTrains & RailyardsTransitTruck & BusVW Diesel VehiclesAdvanced Clean Cars ProgramAir Cleaners & Ozone Generating ProductsCalifornia Bioresources Economy SummitCalifornia Climate InvestmentsCarbon Capture and SequestrationClimate Change Programs(-)Community Air Protection Program ExposureGreenhouse Gas Standards for Medium- and Heavy-Duty Engines and VehiclesIn-Use Off-Road Diesel-Fueled Fleets RegulationIndoor Air QualityOil and Natural Gas Production, Processing, and Storage People at RiskPort Activities Refrigerant Management ProgramSemiconductorSmall Containers of Automotive RefrigerantStatewide Greenhouse Gas Monitoring NetworkStationary Hydrofluorocarbon Reduction MeasuresSulfur Hexafluoride from Non-Electric Non-Semiconductor SourcesSustainable Communities & Climate Protection ProgramVolatile Organic Compounds (VOCs) and FormaldehydeResearch 1 results found for ResearchResearch on Land Use and Transportation Planning FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood