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Pollution

air pollution
What does pollution mean?
air pollution
basic info
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Why do people pollute?
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air pollution - Contamination of air by smoke and harmful gases, mainly oxides of carbon, sulfur, and nitrogen.

photochemical smog - vehicle exhausts, activated by sunlight, combine with other hydrocarbons in the atmosphere.

reduches sunlight sometimes as little as 1/10 of available sunlight penetrates smog.

Lead is another toxic chemical pollutant from cars. long term effects of lead poisoning are loss of appetite, anemia, damage to the nervous system and, brain damage leading to lower intelligence levels in young children.

acid rain damages fams adn other outdoor structures.