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Vehicle Fleets

June 12, 2014
In 2011, the EPA and NHTSA adopted the first-ever fuel efficiency and greenhouse gas emissions standards for medium- and heavy-duty vehicles and engines built for the 2014 to 2018 model years. Those standards, although not demanding enough to...
May 5, 2014
State and local governments are laboratories for innovation in energy efficiency policies and programs. Policymakers, regulators, and citizens at all levels increasingly recognize that energy efficiency is crucially important to their economies and...
April 14, 2014
Last week a National Research Council (NRC) committee on heavy-duty vehicles released a report on technological, market, and regulatory factors relevant to the upcoming Phase 2 heavy-duty vehicle fuel efficiency and greenhouse emissions standards....
March 4, 2014
The president recently announced that a second phase of fuel efficiency and greenhouse gas standards for heavy-duty vehicles will be proposed in March of 2015, with rule adoption a year later. Some aspects of the program are likely to change from...
October 30, 2013
The recently released 2013 City Energy Efficiency Scorecard ranked 34 of the largest U.S. cities on their efforts to save energy—but we don’t think large cities should have all the fun. In order to help other cities see where they stack...
September 25, 2013
Heavy-duty vehicles consume 2.9 million barrels per day of petroleum fuels in the United States today. In 2011, the National Highway Traffic Safety Administration and the Environmental Protection Agency adopted standards to reduce the fuel...
June 12, 2013
Plug-in electric vehicles (PEVs) have experienced significant growth recently, with sales in the first five months of this year surpassing the total sales in 2012. Recognizing the importance of this technology to the U.S. light-duty vehicle fleet...
March 14, 2013
The Behavioral Program staff at ACEEE is pleased to announce today’s publication of Trusted Partners: Everyday Energy Efficiency Across the South. We used a case study approach at sites in Georgia, Alabama, Mississippi, and Louisiana and...
July 2, 2012
Temperatures are rising, humidity is increasing, and the ACEEE Behavior crew decided that July was the perfect time to conduct research across the deepest of the Deep South. Laissez le bon temps rouler is our battle cry as we fan out to talk with...
December 16, 2011
EPA and NHTSA only finalized the first fuel efficiency and greenhouse gas standards for heavy-duty vehicles in August but soon must begin thinking about the next round. Today ACEEE released a new report, Heavy-Duty Vehicle Fuel Efficiency...