![green trees line both banks of the sacramento river. the yellow tower bridge crosses the blue water leading to the tall buildings of the sacrament skyline. the scene is set against a clear blue sky.](/sites/default/files/styles/hero/public/images/iStock_000007305532Medium.jpg?h=bc70f4df&itok=yyMstC8e)
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Resources, research, data & other tools
- Advanced Clean Cars Program
- Advanced Clean Fleets
- Advanced Clean Trucks
- (-)Air Cleaners & Ozone Generating Products
- Alternative Diesel Fuels
- Alternative Fuels
- California Racing Vehicles
- Clean Cars 4 All
- Community Air Protection Incentives
- (-)Community Air Protection Program
- Composite Wood Enforcement
- Composite Wood Products Airborne Toxic Control Measure
- Diesel Fuel
- Distributed Generation Certification Program
- Drayage Trucks at Seaports & Railyards
- Emergency Backup Generators
- FARMER Program
- Fuels Program
- Gasoline
- Greenhouse Gas Standards for Medium- and Heavy-Duty Engines and Vehicles
- (-)Hydrogen Fueling Infrastructure
- (-)In-Use Off-Road Diesel-Fueled Fleets Regulation
- Indoor Air
- Innovative Clean Transit
- Landfill Methane Regulation
- Large Spark-Ignition (LSI) Engine Fleet Requirements Regulation
- Low-Emission Vehicle Program
- Low Carbon Fuel Standard
- Oil and Natural Gas Production, Processing, and Storage
- People at Risk
- Portable Equipment Registration Program (PERP)
- Public Safety Power Shutoff (PSPS) Events
- Refrigerant Management Program
- Research Planning
- Semiconductor
- Stationary Hydrofluorocarbon Reduction Measures
- Study of Neighborhood Air near Petroleum Sources
- Sustainable Communities & Climate Protection Program
- Vapor Recovery
- Zero-Emission Vehicle Fleet
- Zero-Emission Vehicle Program
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Diesel truck information
Buying guide for clean and efficient vehicles
Air quality in your neighborhood