Words of Wisdom:

"Gravitation cannot explain why people fall in love." - Delmar


  • Date Submitted: 12/12/2011 04:56 AM
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English project stage 1( outline)

Name: Moath Helmi Alobaidy

ID :     1005467

Topic: Affects of Air Pollution   on human health

Air pollution is a worldwide problem. Caused by human activities , but we can control it through certain strict rules and regulation   .
Para: 1
Topic sentence :
“The first major cause of air pollution is car exhausts, which could cause many health problems which lead to about 45 to 50 % of the total air pollution. It's formed due to the production of unburned fuel in the form of oxides of Nitrogen and hydrocarbons. These black gases produced by unfiltered car exhaust may cause many health problems such as asthma or in extreme causes, could eventually lead to difficulty in breathing. Furthermore One of the hydrocarbons produced is Carbon monoxide (CO) which is one of the most dangerous gases resulting in many health problems. Also it affects children mostly by making them handicapped as it affects young people brains. “Moreover Fly ash is produced at thermal power plants. Fly ash consists of silica, alumina, oxides of iron, calcium, and magnesium and toxic heavy metals like lead, arsenic, cobalt, and copper. Disposal of fly ash is very hazardous to the land, creates health hazards, and creates environmental danger. When fly ash gets out into the natural draining system it results in siltation and clogs the system; it reduces the ph balance and portability of water. It also interferes with the process of photosynthesis in plants and thus disturbs the food chain. Today fly ash can be made into bricks and used as building material and was used in the construction of The American Embassy in India.
Indoor air pollutants include tobacco smoke, hair sprays, perfume, glues, pesticides, parasites, fungi, formaldehyde, asbestos, and radon. All of these can be found in homes whether it’s under the sink or in the air. Exposure to indoor air pollution has increased due the more tightly constructed buildings,...


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