Responsible Purchasing Network

Fleets: Credits & Endnotes


Editor: Chris O’Brien
Lead Author: Matt Kittell
Contributor: Mary Jo Snavely
Responsible Purchasing Network © 2007

The following people provided input to this Guide and helped ensure quality and accuracy. RPN accepts sole responsibility for any errors or omissions. Affiliations listed below were current as of publication and do not imply organizational endorsement of this Guide.

Debbie Brodt-Giles (National Renewable Energy Laboratory), Karl Bruskotter (City of Santa Monica), Darwin Burkhart (State of Illinois EPA), Scot Case (Responsible Sourcing Solutions), Coralie Cooper (NESCAUM), Deron Lovaas (Natural Resources Defense Council), Don MacKenzie (Union of Concerned Scientists), Stephanie Mandell (INFORM), Jason Mathers (Environmental Defense), Windell Mitchell (King County, Washington), and Tom Murray (Environmental Defense).   


ALA, American Lung Association, web content dated April 2000, viewed November 2006,

Barnitt, R., Chancler, K., New York City Transit (NYCT) Hybrid (125 Order) and CNG Transit Buses: Final Evaluation Results, National Renewable Energy Laboratory, November 2006

BTS, Bureau of Transportation Statistics, National Transportation Statistics – Number of U.S. Aircraft, Vehicles, Vessels, and Other Conveyances, updated September 2006, viewed February 2007

CDC, Centers for Disease Control, Unintentional Non-Fire-Related Carbon Monoxide Exposures, United States, 2001-2003, January 21, 2005

Chandler, K., Walkowicz, K., King County Metro Transit Hybrid Articulated Buses: Final Evaluation Results, National Renewable Energy Laboratory, December 2006

CTA, 2006a, Center for Transportation Analysis, Oak Ridge National Laboratory, Transportation Energy Data Book, 2006

____, 2006b, Transportation Energy Data Book, 2006

DOE, 2006a, Department of Energy, Alternative Fuels Price Report, October 2006.

____, 2006b, undated web content viewed on November 2006,

Duvall, Mark, et al, Advanced Batteries for Electric-Drive Vehicles – A Technology and Cost-Effectiveness Assessment for Battery Electric, Power Assist Hybrid Electric, and Plug-in Electric Vehicles, Electric Power Research Institute, March 2003

EIA, Energy Information Agency, Annual Energy Outlook 2006 with Projections to 2030, Department of Energy, December 2006

____, 2007a, Energy Information Agency, International Petroleum Monthly, viewed January 2007. Import data:, Demand data:

____, 2007b, U.S. Imports by Country of Origin – Total Crude Oil and Products, updated February 1, 2007, viewed February 5, 2007

____, 2007c, Crude Oil Production – Monthly, Thousand Barrels, updated February 1, 2007, viewed February 5, 2007

Energy Futures, Inc., U.S. HEV Sales Up 25% in 2006, Hybrid Vehicles – Volume 9, Issue 1, February 2007

EPA - Environmental Protection Agency, Automobile Emissions: An Overview, August 1994

____ Eight-Site Source Apportionment of PM 2.5 Speciation Trends Data, September 24, 2003

____ National Emissions Inventory (NEI) Air Pollutant Emissions Trends Data and Estimation Procedures, data for 2002 posted online on August 2005 and viewed in November 2006

____ 2006a, Web content updated in November 2006 and viewed on November 2006,

____ 2006b, Web content updated in November 2006 and viewed on November 2006,

____ 2006c, Web content updated in October 2006 and viewed on November 2006,

____ 2006d, Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2004, April 15, 2006

HEI, Health Effects Institute, Research on Diesel Exhaust and Other Particles, October 2003

Kleisch, James, Langer, Therese, Plug-In Hybrids: An Environmental and Economic Performance Outlook, American Council for an Energy Efficient Economy, September 2006

Knothe, G.H., Research on Biodiesel and Vegetable Oil Fuels – Then and Now, Inform, December 2006

Lovins, Amory B., et al, Winning the Oil Endgame: Innovation for Profits, Jobs, and Security, Rocky Mountain Institute, 2004

Marland, G., Boden, T.A., Andres, R.J., Global, Regional, and National Fossil Fuel CO2 Emission: Trends – A Compendium of Data on Global Change, Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, 2006

NGVAmerica, About Natural Gas Vehicles, Natural Gas Vehicle for America, viewed on February 1, 2007

NRDC, Natural Resources Defense Council, undated web content viewed November 2006,

ORNL, Oak Ridge National Laboratory, Transportation Energy Data Book: Edition 25, 2006

Reuters, Toyota sees 40 pct jump in ’07 global hybrid sales, January 24, 2007

Sainsbury, Brendan, Big Mellow Taxi – Meet the world’s first hybrid-cab driver, Grist, August 2005

Siegenthaler, Urs, et al, Stable Carbon Cycle-Climate Relationship During the Late Pleistocene, Science Magazine, November 2005

STPP, Surface Transportation Policy Project, Clearing the Air – Public Health Threats from Cars and Heavy Duty Vehicles, 2003

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