The Clean Cities Blog helps Clean Cities coordinators and stakeholders access information about alternative transportation topics that affect their coalitions around the United States.

A photo of the price of biodiesel and E85 listed at $2.899 at the pump.

Measuring Fuels: Understanding and Using Gasoline Gallon Equivalents

April 26, 2017

How can I compare the energy content of alternative fuels and gasoline or diesel? What implications does this have for overall fuel and vehicle comparisons?

A photo of an electric BMW plugged in at the new charging station at Thomas Edison National Historical Park.

First of 100 New EV Charging Stations Lights Up Sustainable Travel in America’s National Parks

April 21, 2017

In celebration of a new partnership between BMW of North America, the National Park Foundation, and the National Park Service (NPS), installed the first of up to 100 electric vehicle charging stations.

A photo of a white EV sedan plugged in to a charging station located inside of an employee parking garage.

Leading the Charge: Resources to Support Workplace Charging

March 28, 2017

While there is not a one-size-fits-all solution for workplace charging, there are a number of resources available to help employers design, implement, and manage the right program for their organization.

A photo of the printed cover of the Biodiesel Handling and Use Guide (Fifth Edition).

Newly Revised Biodiesel Handling and Use Guide Now Available

Jan. 9, 2017

This guide is an essential reference for fleet managers, individual users, blenders, and distributors that handle and use biodiesel and biodiesel blends in diesel engines.

A graphic of a plug-in hybrid electric vehicle fuel economy label from

Understanding Fuel Economy Labels and Testing for Alternative Fuel Vehicles

Dec. 20, 2016

While alternative fuel vehicle (AFV) fuel economy testing is largely similar to that of conventional fuels, the EPA makes some adjustments to account for different vehicle technology and fuel energy content. By tailoring AFV fuel economy testing and reporting, the EPA is able to provide apples-to-apples comparisons and allow consumers to make informed decisions.

A photo of the printed cover of the 2017 Fuel Economy Guide.

2017 Fuel Economy Guide Now Available

Dec. 15, 2016

The annual publication gives car buyers up-to-date information to select the most fuel-efficient vehicles for their needs.

A photo of a construction worker with a tanker truck and portable restroom at a construction site.

United Site Services Joins the National Clean Fleets Partnership

Dec. 14, 2016

United Site Services (USS), the nation’s leading provider of portable restrooms and temporary fence, is the latest company to join Clean Cities' National Clean Fleets Partnership (NCFP).

EPA fuel economy label that shows sample city/highway MPG, annual fuel cost, cost savings over five years, greenhouse gas rating, and smog rating.

Everything You Need to Know about Fuel Economy Labels

Nov. 21, 2016

How are conventional light-duty vehicle fuel economy ratings determined and reported? It’s important to understand the who, what, when, where, and why (and how!) of fuel economy testing and labeling.

Photo of several propane vans parked outside a fenced prison facility.

Alabama Corrections Facilities Save with Propane

Nov. 1, 2016

With a Clean Cities ally and the right resources, the Alabama prison system proposed propane for its fleet and ended with success.

An 18-wheeler stationed at a truck stop.

Heavy-Duty Vehicle Idle Reduction

Oct. 20, 2016

What idle reduction technologies are available for heavy-duty vehicles?

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