1. Institute of Environment and Sustainable Development, Banaras Hindu University, Varanasi, India
2. Department of Science, Institute of Computer Science and Technology, SHEPA, Varanasi, India
3. Environmental Technology Division, School of Industrial Technology, Universiti Sains Malaysia, Pulau Pinang, 11800, Malaysia
4. WARI Fellow, Robert B. Daugherty Water For Food, University of Nebraska-Lincoln, USA