pollution standards index

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• Pollutant Standards Index — The Pollutant Standards Index, or PSI, provides a uniform system of measuring pollution levels for the major air pollutants. It is based on a scale devised by the United States Environmental Protection Agency (USEPA) to provide a way for… …   Wikipedia

• Regulation and monitoring of pollution — To protect the environment from the adverse effects of pollution, many nations worldwide have enacted legislation to regulate various types of pollution as well as to mitigate the adverse effects of pollution. Regulation and monitoring by… …   Wikipedia

• Pollution in China — Beijing air on a day after rain (left) and a sunny but Smoggy day (right) Pollution is causing serious problems in China. Contents 1 …   Wikipedia

• Pollution des sols — Certaines fumées industrielles chargées de résidus de combustion et de divers polluants sont une des sources de retombées susceptibles de polluer les sols …   Wikipédia en Français

• Pollution sonore — La circulation automobile en ville, source majeure de nuisances sonores (Bangkok) …   Wikipédia en Français

• Air Quality Index — The Air Quality Index (AQI) is a standardized indicator of the air quality in a given location. It measures mainly ground level ozone and particulates (except the pollen count), but may also include sulfur dioxide, and nitrogen dioxide. Various… …   Wikipedia

• Mobile source air pollution — includes any air pollution that is emitted by motor vehicles, engines, and equipment that can be moved from one location to another. Many of these pollutants contribute to environmental degradation and negative human health effects. To prevent… …   Wikipedia

• Air Pollution Index — The Air Pollution Index (API) is a simple and generalized way to describe the air quality in mainland China, Hong Kong and Malaysia. It is calculated from several sets of air pollution data.Mainland ChinaChina s State Environment Protection… …   Wikipedia

• Life Quality Index — The Life Quality Index (LQI) is a compound social indicator of human welfare that reflects the expected length of life in good health and enhancement of the quality of life through access to income. The Life Quality Index combines two primary… …   Wikipedia

• Air pollution in Hong Kong — is considered a serious problem. It affects flora and fauna in the area, and the health of residents living there. Visibility is currently less than eight kilometers for 30% of the year. Cases of asthma and bronchial infections have soared in… …   Wikipedia

• Air pollution — from World War II production Smog over …   Wikipedia