U.S. Department of Energy Energy Efficiency and Renewable Energy
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Clean Cities and NPS Team Up to Promote Sustainable Transportation

A photo of two brown and white shuttle buses in front of large redwood trees.

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


August 6, 2015

Clean Cities TV Hits Big Viewer Milestone

Image is a frame taken from a YouTube Clean Cities video showing alternative-fuel vehicles and the YouTube logo.

Videos about alternative-fuel transportation topics reach a new record of 100,000 views.


July 24, 2015

Feeling Pain at the Pump? Factors That Affect Fuel Prices

Graphic comparing regular gasoline retail price of $2.72 per gallon to diesel retail price of $2.89 in May 2015. For gasoline, the price consisted of 17% taxes, 10% distribution and marketing, 22% refining, and 51% crude oil. For diesel, the price consisted of 18% taxes, 17% distribution and marketing, 17% refining, and 48% crude oil.

When gasoline and diesel prices go up, it's often due to numerous and complex factors.


July 20, 2015

Ready or Not, Here They Come! Hydrogen Fuel Cell Electric Vehicle Commercialization

A photo of a dark maroon-colored sedan parked in front of a hydrogen fueling station.

Learn about what's happening with hydrogen and fuel cell electric vehicle deployment.


June 22, 2015

Summer Road Trip in Your Future? Cut Fuel Costs When the Temperature Heats Up

Photo of a couple in a silver convertible driving down a dirt road in the countryside.

Improve your fuel economy and save money on fuel this summer with these simple tips.


May 19, 2015

CNG and Fleets: New Publication Builds a Case

An image of the cover of the CNG business case publication.

A new report details how to determine the financial soundness of implementing compressed natural gas for fleets.


April 6, 2015