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Section 202(a)(1) of the Clean Air Act requires the Administrator of the EPA to establish standards "applicable to the emission of any air pollutant from…new motor vehicles or new motor vehicle engines, which in [her] judgment cause, or contribute to, air pollution which may reasonably be anticipated to endanger public health or welfare" (emphasis added). [3]
The United States Congress passed the Clean Air Act in 1963 to legislate the reduction of smog and atmospheric pollution in general. That legislation has subsequently been amended and extended in 1966, 1970, 1977 and 1990. In 1968 AP 42 Compilation of Air Pollutant Emission Factors. Numerous state and local governments have enacted similar ...
Since the EPA first started regulating clean air in the 1970s, emissions of the most common air pollutants have dropped by almost 80%. But around Houston, there's still a long way to go.
The Clean Air Act 1968 [29] introduced the use of tall chimneys to disperse air pollution for industries burning coal, liquid or gaseous fuels. [30] The Clean Air Act was updated in 1993. [31] The biggest domestic impact comes from Part III, Smoke Control Areas, which are designated by local authorities and can vary by street in large towns.
The EPA said the plan, based on a requirement in the Clean Air Act, would help prevent premature deaths, reduce emergency room visits and cut asthma symptoms by limiting the amount of smog.
The air quality in Malaysia is reported as the Air Pollution Index (API). Four of the index's pollutant components (i.e., carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide) are reported in ppmv but PM 10 particulate matter is reported in μg/m 3. This scale below shows the health classifications used by the Malaysian government. 0-50 Good
The federal regulations don't mandate electric trucks or school buses, unlike California's tougher standards. But the EPA's rules will curtail a billion tons of greenhouse gas emissions each year.
Air Quality Law (Air Pollution by Ozone) Regulations P.I. 530/2002; Air Quality Law (Amendment) Law 53(I)/2004; Air Quality Law (Annual Emission Ceilings for Certain Atmospheric Pollutants) Regulations P.I. 193/2004; Air Quality Law (Limit Values for Benzene and Carbon Monoxide in Ambient Air) Regulations P.I. 516/2002; Air Quality (Ozone in ...