General principles of toxicology / Karl K. Rozman and John Doull -- Environmental pollution, neurotoxicity, and criminal violence / Roger D. Masters, Brian Hone and Anil Doshi -- Carcinogens and mutagens / Douglas McGregor and Christiane Partensky -- Geochemistry, metal toxins and developmental planning / Frederic R. Siegel -- Environmental toxicology of volcanic gases in the European environment / J.P. Grattan -- Economic and environmental costs of pesticide use / David Pimentel, Anthony Greiner and Tad Bashore -- Secondary effects of pesticide exposures / Marc Lappe -- On chlorinated fatty acids as environmental pollutants / Helena Bjorn, Peter Sundin and Clas Wesen -- Molecular and genetic toxicology of arsenic / Toby G. Rossman -- Urban air pollution and health / I.J. Beverland -- Effect of toxic substances on the development of diseases in aquatic organisms / Brian Austin -- Toxicology in the working environment / Andrew Watterson -- Fungal toxins as disease elicitors / J.P.F. D'Mello and A.M.C. MacDonald -- Natural plant toxins--benefits and risks / A.B. Hanley and S.J. MacDonald -- Plant-associated toxins in the human food supply / Stevn M. Colegate, John A. Edgar and Bryan L. Stegelmeier -- Toxic cyanobacterial blooms / Alan Howard -- Use of stable isotope ratios in freshwater and marine biomagnification studies / Karen A. Kidd -- Environmental risk assessment for the interaction between agricultural land and surface waters / T.M. Addiscott and P. Smith.