The Environmental Protection Agency and the American Lung Association say that indoor air pollution is a major health concern.
22.
They visited homes, taught children how to use inhalers and suggested ways to cut down on indoor air pollution.
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Ozone can also be present in indoor air pollution, partly as a result of electronic equipment such as photocopiers.
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Scientific evidence has indicated that indoor air pollution can be worse than outdoor pollutants in large and industrialized cities.
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Accurately determining risk associated with exposure to indoor air pollution and controlling indoor air quality with regulatory instruments is difficult.
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This partnership launched a World Wide Clean Technology Cook Stove Business to combat indoor air pollution through a market-based approach.
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Forced to adopt inferior bio-mass fuels for domestic needs, 87 per cent of rural households are subject to indoor air pollution.
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"While the millions of deaths from well-known communicable diseases often make headlines, indoor air pollution remains a silent and unreported killer.
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According to the EPA, indoor air pollution can be two to five times higher, and occasionally 100 times higher, than outdoor levels.
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The poisonous mold, Stachybotrys atra, has been associated with sick building syndrome, an often mysterious collection of maladies that involve indoor air pollution.
