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Article #409: What is Pollution?

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Pollution is contamination by a chemical effect.
or other agent that renders part of the - Highway vehicles, and shipping, are
environment unfit for intended or desired major contributor to air pollution
use. These uses also and very importantly worldwide.
include all wildlife and ecological - Photochemical air pollution is commonly
requirements to sustain life in all its referred to as 'smog'. Urban air
natural forms. pollution is often caused by a
Pollution damages the Earth's land, water photochemical, and is commonly known as
and air. It results in contamination of smog.
the earth's environment with materials - Radioactive pollution results from
that interfere with human health, the inadequate nuclear safety.
quality of life, and the natural - Light pollution, includes light
functioning of ecosystems (living trespass, over-illumination and
organisms and their physical astronomical interference.
surroundings). - Noise is a form of pollution as well
Pollution is usually caused by human but is unlike the others as it is
actions, but can also be the consequence transient; once the pollution stops, the
of natural disasters. Pollution can also environment is free of it.
occur from disruption or damage to Recently, there has been a heightened
wastewater collection and treatment interest in the intercontinental
infrastructure due to severe natural transport of pollution. European
events like hurricanes or flooding. Most pollution has been tracked to Asia, as
types of pollution affect the immediate well as the Arctic.
area surrounding the source, and reduce Pollution control involves higher
as you move away from the source. production costs for the industries
Pollution is often caused by the garbage concerned, but failure to implement
that people throw on the ground or into adequate controls may result in
oceans, lakes or rivers. irreversible environmental damage and an
Pollution exists in many forms and increase in the incidence of diseases
affects many different aspects of the such as cancer.
Earth's environment. Some main types of Pollution can be achieved by reducing or
pollution are:- eliminating waste at the source by
- Water pollution is a serious global modifying production processes, promoting
problem and the largest water pollution the use of non-toxic or less-toxic
problem is from sewage contaminating substances, implementing conservation
watercourses. techniques, and re-using materials rather
- Air pollution arising from many than putting them into the waste stream.
sources, and is bad in cities. Car But even with these new laws air
transport emissions causes a lot of the pollution is still on the increase
air pollution we see. But did you know overall throughout the world. This is
that air pollution also can exist inside especially so in the developing
homes and other buildings? Poor countries.
ventilation causes about half of the We should all do what we can to minimize
indoor air pollution problems. Air pollution and become 'green'.
pollution contributes to the greenhouse






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