U.S. Department of Energy Energy Efficiency and Renewable Energy
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As Returns from Gas and Diesel Taxes Decline, States Look to Alternative Models

Photo of a one-hundred dollar bill sticking out of a fuel receptacle on a red car.

Read about how states are trying new methods to make up for shortfalls in traditional motor fuel taxes.

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August 12, 2015


Clean Cities and NPS Team Up to Promote Sustainable Transportation

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Campaign encourages practicing green transportation strategies as one of the easiest ways to reduce greenhouse gas emissions.

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August 6, 2015


EPA Proposes New Volume Requirements for Renewable Fuel Standard

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See what the agency is planning for biofuel volume requirements in 2014, 2015, and 2016.

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June 11, 2015


Alternative Fueling Station Locator Cruises Past 20,000

Screenshot of the Alternative Fueling Station Locator tool website.

It's now easier than ever for drivers of alternative fuel and plug-in electric vehicles to find a place to fill up.

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June 5, 2015


Help Us Formulate the Clean Cities Strategy!

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Provide your input on a new Clean Cities program five-year strategic plan.

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February 26, 2015


How Much Water is Required to Generate a Gallon of Fuel?

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Enhanced online model calculates the various impacts different types of biofuels have on environmental and water resources.

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February 11, 2015