Dr. Jastin Samuel (PhD) is working as Assistant Professor leading waste valorization research lab at Lovely Professional University, Phagwara, Punjab, India. He has more than a decade experience in R&D. He has been an active part of DST, EU-DBT, and CSIR-funded projects. He was awarded the prestigious CSIR-SRF fellowship in Engineering (ENG42) in 2013. Along with his team, he has developed lab-scale mine wastewater treatment system for opencast mines at Orissa, India; established ETP tertiary treatment facility for two industries (sugar industry and distillery industry) with reuse and business proposition in Andhra Pradesh, India, that is, approved by CPCB; established a water treatment facility at Pondicherry in PPP mode with the State Government. He is presently working on pathway assessment and mitigation of Micro and Nano-plastics. He has been a member of review boards of various journals and conferences in India and abroad. Dr. Ajay Kumar is a visiting scientist at the Department of Postharvest Science, Agriculture Research Organization, Volcani Center, Rishon LeZion, Israel. He has published extensively in leading International and National journals or books. He has wide area of research experience, especially in the field of Plant-Microbe Interactions, Microbial biocontrol, and Endophytes related with the medicinal plants, Postharvest management of fruits. Dr. Kumar has published more than 165 research articles including review papers/book chapters/ books in the leading international journals. He is serving as special issue editors in some journals like Frontiers in Microbiology, Microorganism etc. In addition also acting as reviewer in some leading journals like Frontiers group, PLOS ONE, Agriculture, Ecosystem and Environment, International Journal of Molecular Sciences, Biological Control, Plant Biochemistry and Biotechnology, 3Biotech etc. Dr, Kumar has edited several books with leading publishers including Elsevier, Springer, and Taylor and Francis. Prof. Joginder Singh is a Professor in the Department of Microbiology, Lovely Professional University, Punjab, India. Previously, he has worked as Young Scientist at Microbial Biotechnology and Biofertilizer Laboratory, Department of Botany, Jai Narain Vyas University in Department of Science and Technology, Govt. of India. He is an active member of various scientific societies and organizations including, Association of Microbiologists of India, Indian Society of Salinity Research Scientists, Indian Society for Radiation Biology, and European Federation of Biotechnology. He has published extensively with Elsevier and Springer both in journals and books. He serves as a reviewer for many prestigious journals, including Current Research in Engineering, Science and Technology, Journal of Cleaner Production, Science of the Total Environment, Environmental Monitoring and Assessment, Pedosphere, Soil and Sediment Contamination, Symbiosis, International Journal of Phytoremediation, Ecotoxicology and Environmental Safety, Annals of Agricultural Sciences, Annals of the Brazilian Academy of Sciences and many more.