Dr. Maulin P. Shah is a distinguished environmental scientist, academician, and globally recognized expert in the fields of environmental biotechnology and sustainablewastewater treatment. He has made significant contributions to advancing eco-friendlytechnologies for pollution control, particularly through innovative biological treatment processes. Dr. Shah holds extensive academic and research experience, with a strong focus onindustrial wastewater treatment, bioremediation, and microalgae-based technologies. His work emphasizes the integration of sustainability principles with practical engineering solutions, helping industries reduce their environmental footprint.Remarkably, Dr. Shah has edited over 300+ books covering a wide spectrum of cutting-edge domains, including industrial wastewater microbiology, bioremediation, biodegradation, algal biotechnology, biofuel, bioenergy, circular economy, metagenomics related to wastewater treatment, and enzyme engineering. This exceptional editorial contribution reflects his deep expertise and unparalleled commitment to advancing global knowledge in environmental science.Over the years, he has also authored and contributed to numerous high-impactresearch papers and scholarly books published by reputed international publishers. Hispublications are widely cited and serve as essential references for researchers, academicians, and industry professionals worldwide.He is actively associated as an Editorial Board Member in more than 30 high-reputedinternational journals affiliated with leading organizations and publishers. His extensive editorial involvementhighlights his leadership and recognition in the global scientific community.Dr. Shah is widely recognized for his collaborative research with leading scientistsacross the globe, promoting interdisciplinary solutions to complex environmental challenges.His work effectively bridges the gap between fundamental research and real-world industrialapplications. In addition to his research excellence, he has been invited as a keynote speaker at numerous national and international conferences, where he shares valuable insights on sustainable development, wastewater management, and environmental innovation. He is also deeply committed to mentoring students and young researchers, fostering academic growth and inspiring future leaders in environmental science and engineering.Beyond academia, Dr. Shah contributes to industry-oriented solutions and policy-relevant research aimed at environmental protection, resource recovery, and sustainabledevelopment. Through his relentless dedication and visionary approach, Dr. Maulin P. Shahhas established himself as a leading authority in environmental sustainability, committed tobuilding a cleaner, greener, and more sustainable future. Prof. Angana Sarkar pursued her graduation in Agricultural Engineering from Bidhan Chandra Krishi Viswasvidyalaya, West Bengal, India, followed by post-graduation in Biotechnology & Biochemical Engineering from Indian Institute of Technology, Kharagpur, India 2008. Later, she completed her Ph.D. in Environmental Biotechnlogy from Indian Institute of Technology, Kharagpur, India. Subsequently she joined National Institute of Technology, Rourkela, India in the year 2015 as an Assistant Professor in the Department of Biotechnology & Medical Engineering. Her research area is mainly focused on (i) Pollutant detection using biosensors, (ii) Groundwater bioremediation, (iii) Waste water (domestic and industrial) treatment (iv) Solid waste management by bio-refinery approach to produce environmental waste to value like bioethanol, pigment, biofertilizars etc. and (iv) Hydrocarbon and other organic pollutants degradation.

• 1. Introduction to waste to value in bio-refinery approachManju Sharma2. Current progress and challenges of municipal wastewater phycoremediation and microalgae-based biorefinery: a reviewAna María Gagneten, Josefina Schmuck, Ulises Reno, Luciana Regaldo, Natali Romero and Wanda Polla3. Assessment of wastes for future bioprospectingAbhishek S. Dhoble4. Sewage water as potential bio-refineryIvan Aranha5. Municipal waste water as potential bio-refinerySarika Annasaheb Bansode6. Removal of nanoparticles from drinking water and wastewaterAhmed A Mohamed and Ahmed A. Mohamed7. Valorization of wastewater for bio-butanol production:a promising approah of wastewater biorefinerySuman Kumar Halder8. Bio-Hydrogen Production from Dark Fermentation of Lignocellulosic Biomass from WastewaterAnirban Dey I9. Bio-ethanol production as a promising approach of wastewater bio-refineryAngana Sarkar10. Bio-diesel production as a promising approach of wastewater bio-refineryMuthukumar Sampath11. Electricity generation during wastewater treatmentKamaljyoti Talukdar12. Green Synthesis of Nano-particles for Waste Water TreatmentAngana Sarkar13. Bio prospecting of novel and industrially relevant enzymesManjit Kumar Ray, Ramzan Ahmed, Mohammad Zaki Shamim and YUGAL KISHORE MOHANTA14. Bio-fertilizer from waste waterPunarbasu Choawdhury15. Biofuel: Inevitability or Future TrendThathapudi Jesse Joel, Levin Anbu Gomez, Ritu Shepherd, Vishruth Vijay, Vani Chandrapragasam and Syeda Zuhin M16. Study on Solid Phase Extraction Biorefinery approach for Chitosan Nanocomposites towards Wastewater treatmentJesse Joel T.17. Techno-economic feasibility analysis process for waste water bio-refinerySourish Bhattacharya