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RSSNitrogen oxide
NOx is a generic term for
the various nitrogen oxides
produced during combustion.
They are believed to
aggravate asthmatic
conditions, react with the
oxygen in the air to produce
ozone, which is also an
... > full story
Tropospheric ozone
Ozone (O3) is a key
constituent of the
troposphere. Photochemical
and chemical reactions
involving it drive many of
the chemical processes that
occur in the atmosphere by
day and by night. At
... > full story
Automobile emissions control
Automobile emissions control
covers all the technologies
that are employed to reduce
the air pollution-causing
emissions produced by
automobiles. ... > full story
Air pollution
Air pollution is a broad
term applied to any
chemical, physical
(particulate matter), or
biological agent that
modifies the natural
characteristics of the
atmosphere. The atmosphere
... > full story
Browse Reference Articles
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Inversion (meteorology)
A temperature inversion is a meteorological phenomenon in which air temperature increases with height for some distance above the ground, as opposed to the normal decrease in temperature with height. ... > more -
Atmospheric chemistry
Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied. It is a multidisciplinary field of research and draws ... > more -
Atmospheric dispersion modeling
Atmospheric dispersion modeling is the mathematical simulation of how air pollutants disperse in the ambient atmosphere. It is performed with computer programs that solve the mathematical equations ... > more -
Water pollution
Water pollution is a large set of adverse effects upon water bodies (lakes, rivers, oceans, groundwater) caused by human activities. Although natural phenomena such as volcanoes, storms, earthquakes ... > more -
Soil contamination
Soil contamination is the presence of man-made chemicals or other alteration to the natural soil environment. This type of contamination typically arises from rupture of underground storage tanks, ... > more
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