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Bookmark or Share- Health and Environmental Effects of Particulate Matter (PM)Fine particles (PM 2.5) are the main cause of reduced visibility (haze) in parts of the United States, including many of our treasured national parks and wilderness areas. Learn more about visibility and haze. Particles can be carried over long distances by wind and then settle on ground or water.
- Particulate Matter (PM) Basics | US EPAPM stands for particulate matter (also called particle pollution): the term for a mixture of solid particles and liquid droplets found in the air. Some particles, such as dust, dirt, soot, or smoke, are large or dark enough to be seen with the naked eye.
- Particulate matter | Definition, Air Pollution, Sources, Health Effects ...Particulate matter—especially those particulates less than 10 micrometers (μm; millionths of a meter) in diameter—are significant air pollutants because of their very harmful effects on human health, including increased risk of cancer, lung and cardiovascular disease, and decreased life expectancy.
- Particulates - WikipediaParticulates or atmospheric particulate matter (see below for other names) are microscopic particles of solid or liquid matter suspended in the air. The term aerosol refers to the particulate/air mixture, as opposed to the particulate matter alone, [1] though it is sometimes defined as a subset of aerosol terminology. [2]
- Particulate pollution - WikipediaParticulate pollution is pollution of an environment that consists of particles suspended in some medium. There are three primary forms: atmospheric particulate matter, [1] marine debris, [2] and space debris. [3] Some particles are released directly from a specific source, while others form in chemical reactions in the atmosphere.
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