nd the world every year. When these fuels burn they introduce smoke and other, less visible, by-products into the atmosphere. Although wind and rain occasionally wash away the smoke given off by power plants and automobiles, the cumulative effe! ct of air pollution poses a grave threat to humans and the environment. A big example of smog is LA you can see the smog just hovering above the city. I don't think any human alive should be subject to that kind of environment. Scientists believe that all cities with populations exceeding 50,000 have some degree of air pollution. Burning garbage in open dumps causes air pollution Scientist have discovered that over the South Pole the ozone has a high level of ozone depletion. Those diseases include asthma, chronic sinusitis, bronchitis, and allergies. Pollution also has been linked to pulmonary problems in developing fetuses, and damage to the immune system in adults. Those that are most vulnerable to problems of air pollution are the elderly and chi

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