U.S. Department of Energy Energy Efficiency and Renewable Energy
blog header image

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.

[More]

July 20, 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.

[More]

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.

[More]

April 20, 2015


National Parks, Clean Cities Move Forward on Sustainable Transportation Projects

A photo of a big rock formation in a desert landscape.

See which new national parks will partner with the Clean Cities Initiative or expand existing projects.

[More]

March 26, 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.

[More]

March 23, 2015


Help Us Formulate the Clean Cities Strategy!

Photo of a man's hand drawing a transparent bar graph with

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

[More]

February 26, 2015