Resources Resources, research, data & other tools Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchVapor RecoveryEducational ResourcesVideos Keywords Climate ChangeSustainable CommunitiesAlternative Diesel FuelsCalifornia State Implementation PlansCargo Tank Vapor RecoveryCommunity Air Protection IncentivesCommunity Air Protection Program Community HealthExposureIn-Use Off-Road Diesel-Fueled Fleets RegulationReducing Rail Emissions in CaliforniaResearch PlanningSchool BusesStudy of Neighborhood Air near Petroleum SourcesZero-Emission Powertrain CertificationFact SheetResearch No results found. Featuredthe TruckStop Diesel truck informationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood