I know that children have a 10% less lung capacity if they grow up in a smog infested city. A major problem here in So. Cal. is the beautiful pine trees are dying off by the 1000's due to smog. I could go on and on but you said only two dang it.
2006-10-27 19:10:41
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answer #1
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answered by Anonymous
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Smog is a problem in a number of cities and continues to harm human health.Ground-level ozone is especially harmful for senior citizens, children, and people with heart and lung conditions such as emphysema, bronchitis, and asthma. It can inflame breathing passages, decreasing the lung's working capacity, and causing shortness of breath, pain when inhaling deeply, wheezing, and coughing. It can cause eye and nose irritation and it dries out the protective membranes of the nose and throat and interferes with the body's ability to fight infection, increasing susceptibility to illness. Hospital admissions and respiratory deaths often increase during periods when ozone levels are high.
(Smog is a kind of air pollution — the name is a portmanteau of smoke and fog. Classic smog results from large amounts of coal burning in an area and is caused by a mixture of smoke and sulphur dioxide. In the 1950s a new type of smog, known as photochemical smog, was first described. This is a noxious mixture of air pollutants including the following:
nitrogen oxides, such as nitrogen dioxide
tropospheric ozone
volatile organic compounds (VOCs)
peroxyacyl nitrates (PAN)
aldehydes (R'O)
All of these chemicals are usually highly reactive and oxidizing. Due to this fact, photochemical smog is considered to be a problem of modern industrialization.
Photochemical smog is a concern in most major urban centres but, because it travels with the wind, it can affect sparsely populated areas as well. Smog is caused by a reaction between sunlight and emissions mainly from human activity. Photochemical smog is the chemical reaction of sunlight, nitrogen oxides (NOx) and volatile organic compounds (VOC's) in the atmosphere, which leaves airborne particles (called particulate matter) and ground-level ozone. Nitrogen oxides are released in the exhaust of fossil fuel-burning engines in cars, trucks, coal power plants, and industrial manufacturing factories. VOC's are vapors released from gasoline, paints, solvents, pesticides, and other chemicals.)
2006-10-28 04:47:29
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answer #2
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answered by Anonymous
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Smog reduces visibility , has deleterious effects on human health and damages plants
2006-10-28 02:27:05
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answer #3
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answered by mr_BIG 3
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SMOG is composed of 'smoke' & 'fog'.It blurs the view & hence lead to accidents.It also causes many health hazards like Bronchitis etc.
2006-10-28 10:18:46
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answer #4
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answered by vrushali g 1
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asthma, emphysema
Reminds me of a news story...there was a horrible car accident in LA and four 18 year olds were killed. All were non-smokers and all had lived in LA all their lives....when they did autopsies on them they said that their lungs were in the same condition as a person who'd smoked two packs a day for 30 years....scary, eh?
2006-10-28 02:13:14
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answer #5
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answered by Anonymous
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Upper & Lower Respiratory Tract Infections (URTI) and contamination .
2006-10-28 08:32:38
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answer #6
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answered by ? 7
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Emphysema, and asthma
2006-10-28 02:05:42
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answer #7
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answered by JD12201 2
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asthma, emphysema
2006-10-31 06:48:04
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answer #8
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answered by ? 2
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cold feaver,cough
2006-10-28 06:23:12
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answer #9
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answered by neeraj_lfc 1
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allergies and pollution
2006-10-28 02:06:13
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answer #10
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answered by tng_2k1 2
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