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 screenshot showing the updated Station Locator tool interface, featuring a map of the U.S. with multiple colored circles representing various types of alternative fueling station locations.

Alternative Fueling Station Locator Overhaul Boasts Improved User Interface

March 19, 2018

The updated Station Locator offers new features and an improved user interface built on the same reliable, comprehensive, and fuel-neutral data that our partners have come to trust.

Photo of tractor-trailers reflected in a side view mirror.

Platooning Trucks to Cut Cost and Improve Efficiency

Feb. 21, 2018

At first glance, platooning doesn’t look like much—just a few tractor-trailers driving down the highway a bit closer together than we’re used to. But, what is actually happening is much more complex and presents the opportunity for significant safety, energy efficiency, and cost benefits. Early studies have shown that 65% of current long-haul truck miles could potentially be platooned, reducing total truck fuel consumption by 4%.

Graphs of New Car and Light Truck Market Share by Fuel Economy Category 1975-2017

Nearly Half of All New Cars Sold In 2017 Achieved Fuel Economy Above 30 Miles per Gallon

Feb. 8, 2018

In 2017, about 46% of all new cars achieved 30 miles per gallon (mpg) or higher while the number of cars exceeding 50 mpg rose to about 5%. For light trucks, almost two-thirds achieved fuel economy above 20 mpg and less than one percent fell below 15 mpg.

A bird's eye view graphic of vehicles traveling on multiple roads, signifying the potential energy usage scenarios that could result from new energy efficient mobility system technologies'.

New Initiatives Will Use Supercomputers to Improve Transportation Energy Efficiency

Jan. 11, 2018

Did you know, the U.S. Department of Energy’s National Laboratories are home to 32 of the fastest supercomputers on Earth? Scientists and researchers at the national labs use these supercomputers to accelerate research by creating models from complex data sets. Now, two new Vehicle Technologies Office (VTO) initiatives - High Performance Computing for Mobility (HPC4Mobility) and Big Data Solutions for Mobility–will utilize the computing capabilities of the national labs to find solutions to real-world transportation energy challenges

Photo of the cover of the Compressed Natural Gas Vehicle Maintenance Facility Modifications Handbook

Webinar and Handbook Offer Guidance for CNG Vehicle Maintenance Facilities

Jan. 10, 2018

The new resources cover primary considerations and safety standards for compressed natural gas vehicle maintenance facilities.

A photo of an electric vehicle charging in the snow.

4 Tips to Improve Electric Vehicle Battery Range this Winter

Dec. 13, 2017

Follow these tips to stay warm and get the most out of your EV battery this winter.

A photo of a person working at a laptop with the FY18 fuel economy guide showing on the screen.

2018 Fuel Economy Guide Helps Consumers Save Money

Dec. 11, 2017

Just in time for the New Year, the 2018 Fuel Economy Guide is now available at

A photo of a PEV charging.

Study Captures Consumers’ Pulse on Plug-In Electric Vehicle Preferences

Dec. 4, 2017

A new report by the National Renewable Energy Laboratory aims to provide current insights into the American public's sentiments on plug-in electric vehicles.

A photo of a toy car, calculator, and magnifying glass sitting on a piece of paper.

New Resources Offer Insights for Tackling Transportation Project Challenges

Nov. 8, 2017

Two new technical reports from the Vehicle Technologies Office’s Technology Integration program aim to increase project success by providing stakeholders with insights into anticipating, mitigating, and avoiding common problems.

A photo of a plug-in electric vehicle charging in the snow.

Winter Driving Tips to Stay Warm and Save Fuel

Nov. 2, 2017

Early season snowfalls mean it’s time to brush off our cars and brush up on tips to save fuel economy in winter.

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