Policy assessment for the review of the national ambient air quality standards for particulate matter.

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Bibliographic Details
Imprint:	Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, January 2020.
Description:	1 online resource (534 unnumbered pages) : color illustrations, charts
Language:	English
Subject:	Air quality management -- United States. Air quality -- Standards -- United States. Particles -- Environmental aspects -- United States. Particles -- Health aspects -- United States. Air -- Pollution -- Measurement.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/12321682

Hidden Bibliographic Details
Other authors / contributors:	United States. Environmental Protection Agency. Health and Environmental Impacts Division, issuing body.
Notes:	"January 2020." "EPA-452/R-20-002." Includes bibliographical references. Description based on online resource, PDF version; title from title page (EPA, viewed April 28, 2020).
GPO item no.:	0483-E-22 (online)
Govt.docs classification:	EP 4.52:P 25/7

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