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Additional
air quality
English Wikipedia - The Free Encyclopedia
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Air pollution
Air pollution
is the introduction of
particulates
,
biological molecule
s, or other harmful materials into
Earth's atmosphere
, causing diseases, death to humans, damage to other living organisms such as animals and food crops, or the
natural
or
built environment
. Air pollution may come from
anthropogenic
or natural sources.
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Nowcast (Air Quality Index)
The
NowCast
is a
weighted average
of hourly air monitoring data used by the
United States Environmental Protection Agency
for real-time reporting of the
Air Quality Index
(AQI) for PM (PM
10
or PM
2.5
) data.
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®
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GNU Free Documentation License
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Creative Commons Attribution-ShareAlike License