Dr. Maulin P. Shah is an active researcher and scientific writer in his field for over 20 years. He received a B.Sc. degree (1999) in Microbiology from Gujarat University, Godhra (Gujarat), India. He also earned his Ph.D. degree (2005) in Environmental Microbiology from Sardar Patel University, Vallabh Vidyanagar (Gujarat) India. His research interests include Biological Wastewater Treatment, Environmental Microbiology, Biodegradation, Bioremediation, & Phytoremediation of Environmental Pollutants from Industrial Wastewaters. He has published more than 250 research papers in national and international journals of repute on various aspects of microbial biodegradation and bioremediation of environmental pollutants. He is the editor of 200 books of international repute (Elsevier, RSC, Nova Sciences, De Gruyter, Springer, Wiley, IOP and CRC Press). 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.