U.S. Department of Energy Energy Efficiency and Renewable Energy
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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.

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May 19, 2015


How Heavy is Too Heavy? Idle Reduction Equipment Impacts Weight Limit Restrictions

Photo of a red semi-truck driving on a highway surrounded by forest.

Learn how idle reduction technologies affect interstate weight-limit restrictions for heavy-duty vehicles.

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April 20, 2015


Back to Basics: Understanding Emissions — and How to Talk About Them

A photo of a white sign that reads 'Low emitting vehicles only' in green writing, set against a blue sky with white clouds.

Learn about the resources available to help you become an emissions expert.

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March 23, 2015


2014 State Alternative Fuels Law and Incentive Trends

Photo of a white capitol building with a sign that says "State" and an American flag flying in the background.

Learn how state actions across all alternative fuel types in 2014 involved new tax-related incentives and fuel tax regulations.

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February 23, 2015


Using the Enhanced Alternative Fueling Station Locator

A graphic of a map with a green pop-up and a gas station icon.

Find out how to search for, update, and add new alternative fueling station information.

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January 28, 2015


Understanding Electric Vehicle Supply Equipment (EVSE) Networks

A photo of a white car plugged into a public charging station.

Learn about where to charge at a public station, and the costs associated with different charging networks.

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December 30, 2014