The Promise of an Early Christmas for Clean Air
New clean diesel technology can deliver more emissions reductions for a fixed investment than emerging alternatives.Learn More
Diesel technology extends beyond just fueling your car. Whether it's fueling the economy, serving as an efficient and secure energy source, or working towards a better environment, clean diesel is always on the agenda. Learn more about the conversation here.
With its unmatched combination of energy density, fuel efficiency, power and performance, diesel engines are the primary technology driving 15 key sectors of the U.S. economy.
Clean diesel cars and pickups help us conserve resources and reduce emissions. Find out how motor fuels tax policy plays an important role in promoting a sustainable transportation choice.
Diesel fuel is a key component of America’s energy abundance and puts us on the path to energy security.
First and second generation bio-based diesel fuel help improve air quality, reduce emissions and make diesel part of our sustainable future.
Meeting national clean air goals for ozone requires a careful diet of emissions sources to lose the weight of dirty air. It turns out that diesel engines are one of the biggest losers.
The latest clean diesel technologies are now found in the wide variety of off-road equipment helping to reduce emissions and save fuel.
Diesel continues to serve as an efficient fuel source with near zero emissions helping to provide clean air benefits to communities here at home and around the globe.
New U.S. clean diesel trucks and buses have significantly lower particulate matter emissions and 99 percent less black carbon emissions.
Diesel retrofits offer several benefits over other emissions reduction strategies, including cost effectiveness and immediate reductions.