Vidya Shetty Kodialbail, PhD is a Professor of Chemical Engineering at National Institute of Technology Karnataka , Surathkal, India . Her research interests are in synthesis of nanostructures for water, wastewater treatment and providing biotechnology and nanotechnology based solutions to pollution control. She has authored several research/review papers in peer reviewed journals and book chapters. Chaudhery Mustansar Hussain is an adjunct professor and director of laboratories in the Department of Chemistry and Environmental Sciences at the New Jersey Institute of Technology (NJIT), Newark, New Jersey, United States. His research is focused on the applications of nanotechnology and advanced materials, environmental management, analytical chemistry, and other various industries.