User:Milton Beychok/Sandbox: Difference between revisions
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The [[U.S. Clean Air Act]],<ref>[http://epw.senate.gov/envlaws/cleanair.pdf Clean Air Act] (The entire text as of February 24, 2004)</ref> enacted by the [[U.S. Congress]] and last amended in 1990,<ref>[http://epa.gov/air/caa/ Clean Air Act] (From the U.S. EPA website: "Legislation passed since 1990 has made several minor changes.")</ref> required the [[U.S. Environmental Protection Agency]] (U.S. EPA) to set '''National Ambient Air Quality Standard (NAAQS)''' for air pollutants considered harmful to | The [[U.S. Clean Air Act]],<ref>[http://epw.senate.gov/envlaws/cleanair.pdf Clean Air Act] (The entire text as of February 24, 2004)</ref> enacted by the [[U.S. Congress]] and last amended in 1990,<ref>[http://epa.gov/air/caa/ Clean Air Act] (From the U.S. EPA website: "Legislation passed since 1990 has made several minor changes.")</ref> required the [[U.S. Environmental Protection Agency]] (U.S. EPA) to set '''National Ambient Air Quality Standard (NAAQS)'''<ref name=NAAQS>[http://epa.gov/air/criteria.html National Air Quality Standards] As summarized on the website of the U.S. EPA</ref> <ref name=40CFR50>[http://frwebgate4.access.gpo.gov/cgi-bin/PDFgate.cgi?WAISdocID=71829883266+5+2+0&WAISaction=retrieve Full text of 40 CFR 50] Title 40 Part 50 of the [[United States]] [[Code of Federal Regulations]] (CFR) containing the National Ambient Air Quality Standards</ref> for air pollutants considered harmful to public health and the environment. | ||
Revision as of 20:17, 22 June 2009
The U.S. Clean Air Act,[1] enacted by the U.S. Congress and last amended in 1990,[2] required the U.S. Environmental Protection Agency (U.S. EPA) to set National Ambient Air Quality Standard (NAAQS)[3] [4] for air pollutants considered harmful to public health and the environment.
References
- ↑ Clean Air Act (The entire text as of February 24, 2004)
- ↑ Clean Air Act (From the U.S. EPA website: "Legislation passed since 1990 has made several minor changes.")
- ↑ National Air Quality Standards As summarized on the website of the U.S. EPA
- ↑ Full text of 40 CFR 50 Title 40 Part 50 of the United States Code of Federal Regulations (CFR) containing the National Ambient Air Quality Standards