Bacterial metabolism in wastewater treatment systems / Claudia Gallert, Josef Winter -- Industrial wastewater sources and treatment strategies / Karl-Heinz Rosenwinkel, Ute Austermann-Haun, Hartmut Meyer -- Activated sludge process / Rolf Kayser -- Modeling of aerobic wastewater treatment processes / Mogens Henze -- High-rate anaerobic wastewater treatment / Hans-Joachim Jordening, Klaus Buchholz -- Modeling of biogas reactors / Herbert Markl -- Aerobic degradation of recalcitrant organic compounds by microorganisms / Wolfgang Fritsche, Martin Hofrichter -- Principles of anaerobic degradation of organic compounds / Bernhard Schink -- Soil remediation and disposal / Michael Koning, Karsten Hupe, Rainer Stegmann -- Bioremediation by the heap technique / Volker Schulz-Berendt -- Bioreactors / Rene H. Kleijntjens, Karel Ch. A.M. Luyben -- In-situ remediation / T. Held, H. Dorr -- Composting of organic waste / Frank Schuchardt -- Anaerobic fermentation of wet and semidry garbage waste fractions / Norbert Rilling -- Landfill systems, sanitary landfilling of solid wastes, and long-term problems with leachate / Kai-Uwe Heyer, Rainer Stegmann -- Sanitary landfills : long-term stability and environmental implications / Michael S. Switzenbaum -- Process engineering of biological waste gas purification / Muthumbi Waweru, Veerle Herrygers, Herman Van Langenhove, Willy Verstraete -- Commercial applications of biological waste gas purification / Derek E. Chitwood, Joseph S. Devinny -- Perspectives of wastewater, waste, off-gas and soil treatment / Claudia Gallert, Josef Winter