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What is Pollution?

Pollution is contamination by a chemicaleffect.
or other agent that renders part of the- Highway vehicles, and shipping, are
environment unfit for intended ormajor contributor to air pollution
desired use. These uses also and veryworldwide.
importantly include all wildlife and- Photochemical air pollution is
ecological requirements to sustain lifecommonly referred to as 'smog'. Urban
in all its natural forms.air pollution is often caused by a
Pollution damages the Earth's land,photochemical, and is commonly known as
water and air. It results insmog.
contamination of the earth's environment- Radioactive pollution results from
with materials that interfere with humaninadequate nuclear safety.
health, the quality of life, and the- Light pollution, includes light
natural functioning of ecosystemstrespass, over-illumination and
(living organisms and their physicalastronomical interference.
surroundings).- Noise is a form of pollution as well
Pollution is usually caused by humanbut is unlike the others as it is
actions, but can also be the consequencetransient; once the pollution stops, the
of natural disasters. Pollution can alsoenvironment is free of it.
occur from disruption or damage toRecently, there has been a heightened
wastewater collection and treatmentinterest in the intercontinental
infrastructure due to severe naturaltransport of pollution. European
events like hurricanes or flooding. Mostpollution has been tracked to Asia, as
types of pollution affect the immediatewell as the Arctic.
area surrounding the source, and reducePollution control involves higher
as you move away from the source.production costs for the industries
Pollution is often caused by the garbageconcerned, but failure to implement
that people throw on the ground or intoadequate controls may result in
oceans, lakes or rivers.irreversible environmental damage and an
Pollution exists in many forms andincrease in the incidence of diseases
affects many different aspects of thesuch as cancer.
Earth's environment. Some main types ofPollution can be achieved by reducing or
pollution are:-eliminating waste at the source by
- Water pollution is a serious globalmodifying production processes,
problem and the largest water pollutionpromoting the use of non-toxic or
problem is from sewage contaminatingless-toxic substances, implementing
watercourses.conservation techniques, and re-using
- Air pollution arising from manymaterials rather than putting them into
sources, and is bad in cities. Carthe waste stream. But even with these
transport emissions causes a lot of thenew laws air pollution is still on the
air pollution we see. But did you knowincrease overall throughout the world.
that air pollution also can exist insideThis is especially so in the developing
homes and other buildings? Poorcountries.
ventilation causes about half of theWe should all do what we can to minimize
indoor air pollution problems. Airpollution and become 'green'.
pollution contributes to the greenhouse



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