Urban Air Pollution: State of the Science

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Science  10 Feb 1989:
Vol. 243, Issue 4892, pp. 745-752
DOI: 10.1126/science.243.4892.745


Urban air pollution is comprised of a highly complex mixture of gaseous and particulate components. Much progress has been made in our understanding of the detailed chemistry and physics of air pollution, but important areas of uncertainty still remain.

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