Cover Image

Policy assessment for the reconsideration of the National Ambient Air Quality Standards for particulate matter, external review draft

Bibliographic Details
Format: Government Document eBook
Language:English
Published: Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, 2021.
Subjects:
Air quality > Standards > Government policy > United States.
Particulate matter.
Air quality > United States.
Air > Pollution > United States > Measurement.
Online Access:https://purl.fdlp.gov/GPO/gpo172798
Description
Item Description:"October 2021."
"EPA-452/P-21-001."
GPO Cataloging Record Distribution Program (CRDP).
Physical Description:1 online resource (649 pages in various pagings) : color illustrations, color maps
Bibliography:Includes bibliographical references.