U.S. Department of Energy Energy Efficiency and Renewable Energy
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Annual Metrics Report Captures Latest Greenhouse Gas and Petroleum Savings

A bar graph showing Clean Cities petroleum reduction savings since the program’s inception in 1993.

See how Clean Cities efforts led to major petroleum and emissions savings across the nation.

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January 18, 2016


Natural Gas-Powered Bus Rapid Transit Service Proves a Success in Colorado

Photo of a blue bus on a snowy mountain road.

Learn about the Roaring Fork Transit Authority's experience evaluating and implementing 22 CNG buses in one of the most severe regions in the country.

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December 22, 2015


Redesigned Clean Cities Website Offers Bold New Look, Enhanced User Experience

A screenshot of the new Clean Cities website.

Discover how the website's new features are better connecting users with the program.

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December 17, 2015


Electric Vehicle Supply Equipment: New Report Explains Factors that Affect Cost

Photo showing a man standing by an electric charging unit while his electric car recharges.

Learn about the costs of implementing electric vehicle charging stations.


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December 14, 2015


U.S. Department of Transportation to Expand Electric Vehicle Charging for Employees

A photo of two silver electric vehicles charging.

The Energy Department welcomes the U.S. Department of Transportation as new Workplace Charging Challenge Partner.

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December 2, 2015


Innovative Finance Strategies Summarized in Two New Guides

Photo collage of a natural gas station and an electric vehicle charging station.

Two new publications can help determine the financial benefits of natural gas and EV charging stations.

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November 24, 2015