Center of Research for Environment, Energy and Water (CREEW), Kathmandu, Nepal;
Environmental Engineering and Management, Asian Institute of Technology, Klong Luang, Thailand;
Interdisciplinary Centre for River Basin Environment (ICRE), University of Yamanashi, Kofu, Japan;
Bagmati; River; Bishnumati; River; Groundwater; Interrelationship; Kathmandu; Valley; Stable; Isotopes;