Assessment of industrial wastewater for future Bio-refinery.- Sewage water as potential bio-refinery.- Municipal waste water as potential bio-refinery.- Industrial waste water as potential bio-refinery.- Industrial Wastewater treatment technologies with prospective bio-refinery.- Bio-gas as a value generation from industrial waste water.- Bio-ethanol production as a promising approach of wastewater bio-refinery.- Bio-diesel production as a promising approach of industrial wastewater bio-refinery.- Electricity generation during industrial wastewater treatment.- Nutrient recovery and utilization from wastewater for soil less agriculture.- Bio prospecting of novel and industrially relevant enzymes.- Bio-fertilizer from industrial waste water.- Techno-economic feasibility analysis process for industrial waste water bio-refinery.- Case studies on recent development of waste water bio-refinery.