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US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards (NAAQS, pronounced / ˈ n æ k s / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [1]
India Central Pollution Control Board(CPCB) [8] Legal India - Ecologically sensitive areas Calendar Year Nitrogen dioxide NO 2: 80 μg/m 3: 24 hour 2: Mean None India Central Pollution Control Board (CPCB) [8] Legal India Calendar Year Nitrogen dioxide NO 2: 200 μg/m 3: 1 hour 99.79%ile 18 hrs/yr EU [2] Limit value EU Member States Calendar ...
The Air Quality Act of 1967 (Pub. L. 90–148) authorized planning grants to state air pollution control agencies, permitted the creation of interstate air pollution control agencies, and required HEW to define air quality regions and develop technical documentation that would allow states to set ambient air quality and pollution control ...
The primary legislation governing air quality in India is the Air (Prevention and Control of Pollution) Act, 1981. [ 26 ] Additionally, the government introduced the National Clean Air Programme (NCAP) in 2019, aiming to reduce particulate matter (PM) pollution by 20-30% in at least 102 cities by 2024.
Directive 2008/50/EC, or the Ambient Air Quality Directive, is an EU directive which limits sulphur dioxide, NO 2 and other oxides of nitrogen, particulate matter (PM10, PM2.5), lead, benzene and carbon monoxide concentrations from 2010.
The Environmental Protection Agency is delaying plans to tighten air quality standards for ground-level ozone — better known as smog — despite a recommendation by a scientific advisory panel ...
Pollution regulations in the United States typically reference their pollutant limits to an ambient temperature of 20 to 25 °C as noted above. In most other nations, the reference ambient temperature for pollutant limits may be 0 °C or other values.
In short, yes, air pollution can increase risks of developing or irritating symptoms of type 2 diabetes, according to multiple studies. A study by the Washington University School of Medicine and ...