U.S. Department of Energy Energy Efficiency and Renewable Energy
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Propane-Powered Buses Cut Costs, Green School Fleets

A photo of an orange school bus with a propane sticker on the back.

A new case study highlights the benefits and challenges of deploying propane in buses.

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October 7, 2014


Plugging in to Cut Petroleum Use

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Clean Cities Top 20 Facts


#16 Clean Cities has helped put 20,000 PEVs on the road

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November 1, 2013


Spotlight on Biodiesel

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Clean Cities Top 20 Facts


#13 Nearly 60 million gallons of petroleum displaced in 2012

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September 27, 2013


Coalitions: The Backbone of Clean Cities

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Clean Cities Top 20 Facts


#11 Clean Cities' longest-tenured coordinator has served for nearly two decades

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September 13, 2013


Reducing Vehicle Idling

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Clean Cities Top 20 Facts


#10 An idling vehicle gets 0 mpg

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September 6, 2013


Spotlight on Propane

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Clean Cities Top 20 Facts


#9 More than 250 million gallons of petroleum displaced since 2004

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August 23, 2013