Overview of biotreatment practices and promises / Morris A. Levin, Michael A. Gealt -- Bioaugmentation to enhance microbial bioremediation / Ronald M. Atlas -- Principles and practices of biotreatment using altered microorganisms / B.D. Ensley, G.J. Zylstra -- Bioreactors / Piero M. Armenante -- Modeling biological processes involved in degradation of hazardous organic substrates / Bruce E. Rittmann, Pablo B. Sâaez -- Law and policy on the frontier : the regulation of bioremediation of hazardous waste / David E. Giamporcaro -- In situ bioremediation : basis and practices / Carol D. Litchfield -- Use of altered microorganisms for field biodegradation of hazardous materials / Michael A. Gealt, Morris A. Levin, Malcolm Shields -- Applied biotreatment of phthalate-impacted soils : recognizing and overcoming technical challenges / A. Keith Kaufman, Cheryl C. Kreuger -- Field-scale anaerobic bioremediation of dinoseb-contaminated soils / D.J. Roberts ... [et al.]. (Cont.) Biological treatment of industrial and hazardous wastewater / Gregory D. Sayles, Makram T. Suidan -- Effectiveness and regulatory issues in oil spill bioremediation : experiences with the Exxon Valdez oil spill in Alaska / P.H. Pritchard -- Future directions in bioremediation / Rita Colwell, Morris A. Levin, Michael A. Gealt.