LYCOS RETRIEVER 
Pollution: Sources
built 185 days ago
Industry plays a major role in point source pollution. Industrial wasterwater and discharges include oils, greases, metals, chemicals, such as PCB's and pesticides, and debris that eventually head into the Cuyahoga River.
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Dumping sewage into waterways is one of the most common sources of pollution that ultimately leads to the spread of disease. According to the study, microbes introduced into the water can carry E. coli and salmonella.
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Sources of air pollution refer to the various locations, activities or factors which are responsible for the releasing of pollutants in the atmosphere. These sources can be classified into two major categories which are:
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You can lower the amount of light pollution by having lights off when they are not needed. You can ... shield yourself from this pollution by putting curtains on a window facing the street or any other disturbing light source.
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