Global Warming 3

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…showed last 75 words of 1171 total…human activities are sulfur dioxide, nitrogen oxides, carbon monoxide, carbon dioxide, volatile organic compounds particulate. Dozens of toxic chemicals are commonly found in the air surrounding urban areas. In recent years, many industrial nations have controlled air pollution with some success. Europe and North America are now suffering serious damage from acid deposition. Increasing pollution from the growing use of motor vehicles plagues many nations. Car sales in Western industrialized nations rose 71 percent from 1970 to 1986.