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Work in the coalfields. In the past, the major source of air pollution was smoke and sulfur dioxide from burning coal or other fossil fuels. Today, exhaust from gasoline and diesel-powered vehicles is the major source of air pollution.
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Answer:
Air pollution can also come from natural sources. In the UK, high pollution levels are sometimes caused by dust blown from the Sahara desert. ... Other natural sources of air pollution include volcanoes, pollen, sandstorms and soil.
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