Air quality and outdoor activity guidance for schools.
| Format: | Government Document eBook |
|---|---|
| Language: | English |
| Published: |
[Research Triangle Park, N.C.] : [Atlanta, GA] :
U.S. Environmental Protection Agency ; Department of Health and Human Services USA, Centers for Disease Control and Prevention : School Flag Program,
[2014]
|
| Subjects: | |
| Online Access: | https://purl.fdlp.gov/GPO/gpo65590 http://purl.fdlp.gov/GPO/gpo65590 |
| Item Description: | Title from title screen (viewed on Feb 25, 2016). "August 2014." Revision of EPA document EPA-456/F-13-002. |
|---|---|
| Physical Description: | 1 online resource (2 unnumbered pages) : color illustrations |