"A Balkema Book." Includes bibliographical references and index.

Front Cover; Table of contents; Preface; About the editors; Risk management in water distribution system operation and maintenance using Bayesian theory; Differentiation of selected components in bottom sediments of Poland's Solina-Myczkowce complex of dam reservoirs; The role of wetlands in the removal of heavy metals from the leachate (on the example of the Lipinka River catchment, southern Poland); The possibilities of limitation and elimination of activated sludge bulking; Lakes and reservoirs restoration -- Short description of the chosen methods. Progress in Environmental Engineering contains theoretical and experimental contributions on water purification, new concepts andmethods of wastewater treatment, and ecological problems in freshwater ecosystems. The issues dealt with in the book include:(i) Causes and control of activated sludge bulking and foaming(ii) e use of new support materials in activated sludge technology as a result of studies on wastewater treatment in a sequencing batch reactor with keramsite grains as the porous carrier in Moving Bed Sequencing Batch Biofi lm Reactors (iii) Greenhouse gas emissions from WWTPs espec.