Air Pollutants, Types and Classification | Science Facts
WEBTable of Contents. Renowned author Jeremy Colls identifies the following three main types of gaseous air pollutants: (2) Sulfur dioxide and nitric oxide (NO) are the primary air pollutants, and ozone is a secondary pollutant (though there are negligible direct emissions of the gas itself).
Types of pollutants
WEBPollutants with strong empirical evidence for public health concern include particulate matter (PM), carbon monoxide (CO), ozone (O3), nitrogen dioxide (NO2) and sulphur dioxide (SO2). Health problems can occur as a result of both short- and long-term exposure to these various pollutants.
What Is Air Pollution? Definition, Types, and ... - Treehugger
WEBSep 30, 2021 · Air pollution occurs when certain gases, droplets, or particles mix with ambient air, rendering the air harmful to living things. There are many different kinds of air pollution, produced...
Managing Air Quality - Air Pollutant Types | US EPA
WEBJul 3, 2024 · Describes the types of air pollutants, including common or criteria pollutants, and hazardous air pollutants and links to additional information. Also links to resources on other air pollution issues.
Air Pollutants | Air Quality | CDC - Centers for Disease Control …
WEBFeb 16, 2024 · The EPA regulates six pollutants as “criteria” air pollutants. It regulates them using human health-based and environmentally based criteria. Ground-level ozone and particle pollution are two of these criteria pollutants. The other pollutants are carbon monoxide, lead, nitrogen oxides, and sulfur oxides.
Air pollution | Effects, Causes, Definition, & Facts | Britannica
WEB3 days ago · Air pollution, release into the atmosphere of various gases, finely divided solids, or finely dispersed liquid aerosols at rates that exceed the natural capacity of the environment to dissipate and dilute or absorb them. High concentrations can cause undesirable health, economic, or aesthetic effects.
Air pollution - Wikipedia
WEBThere are many different types of air pollutants, such as gases (including ammonia, carbon monoxide, sulfur dioxide, nitrous oxides, methane and chlorofluorocarbons), particulates (both organic and inorganic) and biological molecules.
Air Pollution - National Geographic Society
WEBMar 6, 2024 · Some types of air pollution, such as smoke from wildfires or ash from volcanoes, occur naturally. These are called natural sources. Air pollution is most common in large cities where emissions from many different sources are concentrated. Sometimes, mountains or tall buildings prevent air pollution from spreading out. This air pollution often ...
Ambient (outdoor) air pollution - World Health Organization …
WEBSep 13, 2024 · Ambient (outdoor) air pollution in both cities and rural areas was estimated to cause 4.2 million premature deaths worldwide per year in 2019; this mortality is due to exposure to fine particulate matter, which causes cardiovascular and respiratory disease, and cancers.
Air pollution - World Health Organization (WHO)
WEBJul 29, 2024 · Pollutants of major public health concern include particulate matter, carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide. Outdoor and indoor air pollution cause respiratory and other diseases and are important sources of morbidity and mortality.
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