Prashant K. Srivastava obtained his PhD from the Department of Civil Engineering at the University of Bristol in Bristol, UK, and currently serves on the faculty at the Institute of Environment and Sustainable Development at Banaras Hindu University in Varanasi, India. He formerly worked in the Hydrological Sciences Department at the NASA Goddard Space Flight Center and is currently an investigator for several national and international projects. He has published 100+ papers, many books, and several book chapters. He is also acting as an editorial board member of several reputed journals. Dr Manika Gupta has collaborated with a number of pioneer organizations in the world such as the University of Bristol, NOAA and NASA on remote sensing advancements. Her current research involves assimilation of hyper spectral and microwave (precipitation) data in numerical model for pesticide and soil moisture prediction. Dr Gupta has been the recipient of many awards including EIPRS (Australia), COSPAR (China), CSIR, ICMR, and UGC fellowships from India. She has published more than 25 peer-reviewed journal papers and more than 15 conference papers. Currently she is serving as an editorial board member for 2 journals. School of Rural and Surveying Engineering, National Technical University of Athens, Greece Geography and Environmental Management, University of the West of England, Bristol, UK