Environmental Impact of Chemicals by Margaret Ferre, Kevin Feltham, Department of the Environment, Gev Eduljee, Andrew Jackson, George Kowalczyk, Trevor Green, Richard Elliot, Anne McDonald, Bruce Molholt, Graham Parry, Ray Kemp, Paul Johnston, Stuart Pocock, V. Lau, Holly A. Hattemer-Frey, Ruth Stringer, Colin Ferguson, Judith Denner, R. Harris, C. A. Thomas, David Santillo, Stefan Carlyle, Huw Jones, Michael Hannant, Paula Owen, John Vosser, Derek Brown