U.S. Department of Energy Energy Efficiency and Renewable Energy
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Medium- and Heavy-Duty Vehicle Fuel Efficiency and GHG Emissions Standards

A photo of a class eight truck and trailer on a highway.

Learn about current and future federal fuel efficiency and emissions standards for medium- and heavy-duty vehicles.

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September 20, 2016


Model Year 2017 and Beyond: Light-Duty Fuel Economy and Emissions Standards

A photo of a car at a stoplight with exhaust spewing out the tailpipe.

Understand how light-duty vehicles must meet federal standards to curb GHG emissions.

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August 19, 2016


National Clean Fleets Partners Top Major Mileage Goals

A close-up photo of a commercial truck driving down the road.

Read how three commercial fleets shattered their sustainability goals by logging impressive mileage numbers with AFVs.

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August 17, 2016


Where the Rubber Meets the Road: Tire Strategies to Save Fuel

A close-up photo of a vehicle’s tires on asphalt in the summer time.

Learn how maintaining proper tire inflation or investing in low rolling resistance or super-single tires can improve your vehicle’s fuel economy.

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June 20, 2016


From Pump to Plug: Measuring the Public's Attitude about Plug-In Electric Vehicles

Photo of a plug-in electric vehicle icon with a plug attached and two passengers inside the vehicle.

A new report presents the findings of a study into the American public's sentiments toward the issues surrounding plug-in electric vehicles.

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March 10, 2016


New Find-a-Car App Brings Fuel Economy Right to Your Phone

A photo of a man holding a phone with the Find-a-Car app pulled up on the screen and a computer and cup of coffee in the background.

See how the new Find-a-Car app makes it simple to learn more about fuel economy.

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February 22, 2016