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Esworthy, Robert,

Air quality : EPA's 2013 changes to the particulate matter (PM) standard / EPA's 2013 changes to the particulate matter (PM) standard Robert Esworthy. - [Library of Congress public edition]. - 1 online resource. - Report / Congressional Research Service ; R42934 . - CRS report ; R42934. .

Report includes illustrations. The CRS report home page provides access to all versions published since 2018 in accordance with P.L. 115-141; earliest version dated 2015. CRDP Program record.

Report includes bibliographical references.

LCCN: 2019231444

Subjects--Topical Terms:
Air quality management--United States.
Air--Pollution--United States.
Particles--Environmental aspects--United States.

GPO Item No.: 0807-A-07 (online)

Gov. Doc. Class. No.: LC 14.23:R 42934/