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Study suggests high-mileage light-duty fleets contribute higher emissions and emissions share than expected

Green Car Congress

A study by researchers from the University of Denver and the University of Puget Sound indicates that high-mileage light-duty fleets contribute higher emissions and emissions share than expected based on their actual numbers in the fleet.

Emissions 150
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UPS to add 1,400 new CNG vehicles over next year; building 15 new CNG fueling stations

Green Car Congress

increase to UPS’ current industry-leading alternative fuel and advanced technology fleet of 5,088 vehicles worldwide. UPS’ investment in a large scale alternative energy fleet has enabled the company to avoid more than 34 million gallons of conventional fuels since 2000. billion km) in this fleet by the end of 2017. Lenexa, Kan.;

Building 150
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US DOT Awards $100M in Recovery Act Funds to 43 Transit Projects to Reduce Energy Consumption and Greenhouse Gas Emissions

Green Car Congress

AC Transit, California (Hayward, headquarters in Oakland): $6,400,000. City of Santa Clarita, California: $4,620,000. Los Angeles County Metropolitan Transportation Authority, California: $4,466,000. Includes replacement of lighting fixtures, control systems, and roof upgrades at selected facilities.

Emissions 256
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US DOE Awards $300 Million in Clean Cities Grants to Support Alternative Fuels, Vehicles, and Infrastructure Development

Green Car Congress

These projects put more than 9,000 alternative fuel and energy-efficient light-, medium- and heavy-duty vehicles on the road, and establish 542 refueling locations across the country. The project will deploy 502 alternative fuel and advanced technology vehicles through 119 public and private fleets throughout the state.

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Study finds 2008 recession contributed to increase in age of US LDV fleet, slowing of emission reductions

Green Car Congress

The global economic recession of 2008—which severely depressed light-duty vehicle sales—resulted in an increase in the age of the light-duty vehicle fleet in the US that likely slowed the rate of decrease of fleet average emissions, according to a study by Gary Bishop and Donald Stedman at the University of Denver.

2008 246
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The New Supersonic Boom

Cars That Think

Those objections added to the concerns environmentalists were raising about the ozone layer—a scenario seemingly justified a few years later by MIT researchers, who concluded that a future fleet of 500 supersonic airliners would deplete the ozone layer by 16 percent. Senate ceased funding the development of a supersonic airliner in 1971.

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Summer Update

Plug In Partners

The Plug-In Partners campaign has now surpassed 6,000 fleet orders. Soft” fleet orders are a critical component of the Plug-In Partners goal of demonstrating to automakers that a market exists for flexible fuel plug-in hybrids. As fleet orders increase, city governments around the country also continue to join the coalition.