Transportation air quality
Subtitle: selected facts and figures
By: U.S. Department of Transportation, Federal Highway Administration.
Contributors: United States. Federal Highway Administration.
Publisher: The Administration
Published: 1996
Place of publication: Washington, D.C
Language: eng
Number of pages: 35
Subjects: Air -- Pollution -- Economic aspects -- United States -- Statistics.; Air -- Pollution -- Standards -- United States -- Statistics.; Transportation -- United States -- Statistics.
Notes: Includes bibliographical references (p. 34-35).
"HEP-41/7-96(40M)E"--P. 4 of cover.