Air pollution

Air pollution

Air pollution is the introduction of chemicals, particulates or biological materials into the atmosphere which cause damage to the natural environment and have adverse health affects on organisms.

Industry: Pollution control

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Air pollution

emission standard

Pollution control; Air pollution

The maximum amount of a pollutant that is allowed to be discharged from a polluting source such as an automobile or smoke stack.

mesosphere

Pollution control; Air pollution

The layer of the Earth's atmosphere above the stratosphere and below the thermosphere. It is between 35 and 60 miles from the Earth.

The layer of the Earth's atmosphere above the troposphere and below the mesosphere. It extends between 10 and 30 miles above the Earth's surface and contains the ozone layer in its lower portion. The ...

troposphere

Pollution control; Air pollution

The layer of the Earth's atmosphere nearest to the surface of the Earth. The troposphere extends outward about five miles at the poles and about 10 miles at the equator.

limit of detection (LOD)

Pollution control; Air pollution

The lowest concentration of a substance that can reliably measured.

regional haze

Pollution control; Air pollution

The haze produced by a multitude of sources and activities which emit fine particles and their precursors across a broad geographic area. National regulations require states to develop plans to ...