The science behind the Environmental Protection Agency's (EPA's) proposed revisions to the national ambient air quality standards for ozone and particulate matter, parts I-III
Subtitle: hearings before the Subcommittee on Energy and Environment of the Committee on Science, U.S. House of Representatives, One Hundred Fifth Congress, first session, March 12, May 7 and 21, 1997.
Publisher: U.S. G.P.O.; For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office
Published: 1997
Place of publication: Washington
Language: eng
Number of pages: 659
Subjects: Atmospheric ozone -- United States -- Reduction.; Air quality -- Standards -- United States.; Air quality management -- United States.
Notes: Includes bibliographical references.
Distributed to some depository libraries in microfiche.
Shipping list no.: 98-0114-P.
"No. 21."