The Clean Air Act (CAA) is a federal legislation that established the basic structure that regulates air emissions from stationary and mobile sources in the United States. With this legislation, the Environmental Protection Agency was authorized to establish National Ambient Air Quality Standards (...
Clean Air Act The 1970 Clean Air Act (CAA), significantly amended in 1977 and again in 1990, regulates air pollution emissions from "stationary" sources (e.g., factories, smokestacks, etc.), mobile sources (e.g., motor vehicles), and certain "indirect" sources (e.g., highways, malls...
certification. States responded with program initiatives to attain these levels within designated time frames. The Clean Air Act, as amended in 1970 and 1990, continues to reframe relationships among governments and industries. It assigns a federal role to develop ambientair qualitystandards with ...
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介绍大气清洁法案clean air act CleanAirAct INTRODUCTION TheCleanAirActisaUnitedStatesfederallawdesignedtocontrolairpollutiononanationallevel.ItrequirestheEnvironmentalProtectionAgency(EPA)todevelopandenforceregulationstoprotectthepublicfromairbornecontaminantsknowntobehazardoustohumanhealth.HISTORY The1955AirPollutionControl...
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MACT or GACT? It can be hard to know just how to act on the Clean Air Act. Which standard applies and when? We clear the air in this essential overview.
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Free Essay: The Clean Air Act (CAA), enacted in 1970 to regulate air emissions, provided the first standardized rules, which classify, monitor, and decrease...