• The Solid Waste Association of North America (SWANA), Silver Spring, Md., is seeking abstracts on a variety of topics for the 10th Annual North American Waste-to-Energy Conference (NAWTEC 10), Baltimore, May, 2002. Topics solicited include ash management and refuse; emissions controls; operation and maintenance; pre-processing and waste flow control; health and safety issues; waste-to-energy communications; energy legislation and the politics of waste-to-energy; retrofits and case studies; and benchmarking studies on waste-to-energy. Abstracts can be sent to Kent Drinker, SWANA, P.O. Box 7219, Silver Spring, Md. 20907-7219. Fax: (301) 589-7068. E-mail: