Air quality :
Esworthy, Robert,
Air quality : EPA's 2012 changes to the particulate matter (PM) standard / Air quality: Environmental Protection Agency's 2012 changes to the particulate matter (PM) standard Robert Esworthy. - [Library of Congress public edition]. - 1 online resource. - Report / Congressional Research Service ; ; R42671 . - CRS report ; R42671. .
The CRS report home page provides access to all versions published since 2018 in accordance with P.L. 115-141; earliest version dated [2012]. GPO Cataloging Record Distribution Program (CRDP).
Report includes bibliographical references.
2019241758
Particles--Environmental aspects--United States.
Air--Pollution--United States.
0807-A-07 (online)
LC 14.23:R 42671/
Air quality : EPA's 2012 changes to the particulate matter (PM) standard / Air quality: Environmental Protection Agency's 2012 changes to the particulate matter (PM) standard Robert Esworthy. - [Library of Congress public edition]. - 1 online resource. - Report / Congressional Research Service ; ; R42671 . - CRS report ; R42671. .
The CRS report home page provides access to all versions published since 2018 in accordance with P.L. 115-141; earliest version dated [2012]. GPO Cataloging Record Distribution Program (CRDP).
Report includes bibliographical references.
2019241758
Particles--Environmental aspects--United States.
Air--Pollution--United States.
0807-A-07 (online)
LC 14.23:R 42671/