介绍大气清洁法案clean air act CleanAirAct INTRODUCTION TheCleanAirActisaUnitedStatesfederallawdesignedtocontrolairpollutiononanationallevel.ItrequirestheEnvironmentalProtectionAgency(EPA)todevelopandenforceregulationstoprotectthepublicfromairbornecontaminantsknowntobehazardoustohumanhealth.HISTORY The1955AirPollutionControl...
Its consequences prompted Parliament to pass the Clean Air Act four years later, which marked a turning point in the history of environmentalism. Background The phenomenon of “London fog” long predated the crisis of the early 1950s. Known as “pea-soupers” for their dense, yellow ...
The Clean Air Act was the first comprehensive environmental law. Due to the 1990 Clean Air Act, the role of the state and federal governments is stronger than it has been in the past. While the 1990 Clean Air Act is a federal law covering the entire United States, the states actually ...
修正案还建立了一个全国经营许可计划,并加强了执法,以帮助确保更好地遵守该法案。 Progress Cleaning the Air Actions to implement the Clean Air Act have achieved dramatic reductions in air pollution, preventing hundreds of thousands of cases of serious health effects each year. Accomplishments Under the ...
EPASummary of the Clean Air Act. (n.d.). Retrieved September 28, 2015, from http://www2.epa.gov/laws-regulations/summary-clean-air-actSummary of the Clean Air Act. http://www2.epa.gov/laws-regulations/summary-clean-air-act (accessed 05/26/2015)....
The Clean Air Act is a United States federal law enacted by the United States Congress to control air pollution on a national level. It requires the Environmental Protection Agency (EPA) to develop and enforce regulations to protect the general public from exposure to airborne contaminants that ...
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clean air manifold 净化空气总管,净化空气总管 air quality act 【法】 大气质量法 Air Quality Act 大气质量法 相似单词 act wait n. 幕间休息 AIR =Adobe Integrated Runtime (AIR) 是一个跨操作系统的运行时,利用现有的Web开发技术(Flash,Flex,HTML,JavaScript,Ajax)来构建富Inte air n. 1. 空气...
Clean Air Act The air in modem homes and offices is pretty clean but not as clean as it might be. Often it contains small amounts of volatile(挥发性的), poisonous,organic compounds Long-term 31to these is a bad thing so clearing them out of the air people breathe is widely accepted ...