Concentrations of fine carbonaceous aerosols (PMThe authors wish to acknowledge the extraordinary co-operation of Dan Ling and his staff at the Michigan Department of Environmental Quality and the assistance of the Dearborn Public Schools. We also acknowledge the assistance of the Cleveland Department of Public Health's Division of Air Quality, the Ohio Environmental Protection Agency, and the Hamilton County Department of Environmental Services. We would also like to acknowledge and thank Martin Shafer, Brian Majestic, and Mike Olson for assistance with WSOC/TOC analysis and with sample collection during the winter intensive study in Detroit. Funding for this study was provided by the Lake Michigan Air Director's Consortium (LADCO).Address correspondence to James J.
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