SARKAR, Soumyajit, School of Environmental Science and Engineering, Indian Institute of Technology Kharagpur, Indian Institute of Technology Kharagpur, Kharagpur, Kharagpur, 721302, India, CHAKRABORTY, Madhumita, Geology and Geophysics, Indian Institute of Technology Kharagpur, West Bengal, Kharagpur, 721302, India, BHATTACHARYA, Prosun, Department of Sustainable Development, Environmental Science and Engineering, KTH Royal Institute of Technology, Teknikringen 10B, Stockholm, SE-100 44, SWEDEN and MUKHERJEE, Abhijit, Indian Institute of Technology Kharagpur, Applied Policy Advisory to Hydrosciences (APAH) Group, Department of Geology and Geophysics and School of Environmental Sciences, Kharagpur, 721302, India