Current developments in biotechnology and bioengineering editor in chief: Ashok Pandey: Biological treatment of industrial effluents This volume provides data based scientific knowledge and state of art information on the role and application of environmental biotechnology and engineering in the treatment of industrial effluents. The treatment processes have been broadly classified under aerobic and anaerobic processes which determine the scope and level of pollutant removal. The chapters review the most recent developments and perspectives at different environmental clean up operation scales.