3Rd International Conference on Mercury as a Global Pollutant, Date: JUL 10-14, 1994, Location: WHISTLER, CANADA, Sponsors: Elect Power Res Inst, Environm Canada, Atmospher Environm Serv, Frontier Geosci, Hlth Canada, Ontario Hydro, Dept Environm Protect, Florida, Wisconsin Dept Nat Resources, US FDA