Water Pollution: Is It As Big Of A Problem As We Think?

Want to read the rest of this paper? Join Essayworld today to view this entire essay and over 50,000 other term papers

starts to generate
noxious gases such as Hydrogen Sulfide. Pulp and paper mills, and municipal
sewage causes BOD. Nutrients: Nutrients, particularly nitrogen and phosphorus,
enrich waters and accelerate the aging of lakes and streams. Also, the result
of this is rich plant life which prohibits recreational activities. Plankton
blooms depress oxygen levels (as mentioned before) and therefore, endanger
living organisms. Major sources of nutrients are municipal sewage and
agricultural runoff. Toxic Materials: Can affect the health of aquatic organisms
and their consumers, and the people who drink the contaminated water. The
toxicants include lead, mercury, DDT, PCB, benzopyrene, oil, and dibutyl
phthalate. These chemicals enter the lake through dumping by the factories.
Temperature Changes: Temperature changes from waste heat discharges (like from a
nuclear power plant) can cause pollution. This happens if their elevation
reduces dissolved-oxygen levels, and accelerates ...

Get instant access to over 50,000 essays. Write better papers. Get better grades. Already a member? Login

they are municipal,
industrial and agricultural. Municipal: This type of water pollution comes from
the wastewater found only in homes and commercial establishments For many years
people have been placing importance on treating the waste to remove harmful
bacteria, etc. from it. Recently we are coming aware of the fact that we have to
improve the ways in which we dispose of the waste. Industrial: Industrial waste
is wastewater from industrial areas, and companies. There are many different
types of chemicals, and they all have different affects. Some are not as severe
as others, but all are harmful. They vary due to the amount they contain of
specific substances. Agricultural: ...

Succeed in your coursework without stepping into a library. Get access to a growing library of notes, book reports, and research papers in 2 minutes or less.

CITE THIS PAGE: