Jonathan D. Paul¹, Wouter Buytaert², Saugat Paudel³, Neeraj Kumar Sah⁴, Binod Parajuli⁵, Puja Shakya⁶, Clara Rodriguez Morata⁷, Alberto Munoz Torrero⁷, Caroline Russell⁸, Jagat Bhusal⁹, Janak Lal Nayaval¹⁰, Megh Raj Dhital¹¹, Arnulf Schiller¹², David M Hannah¹³, Simon K Allen⁷ and Paul Smith¹⁴, (1)Imperial College London, Civil and Environmental Engineering, London, SW7, United Kingdom, (2)Imperial College London, Civil and Environmental Engineering & Grantham Institute - Climate Change and the Environment, London, United Kingdom, (3)UNESCO, Kathmandu, Nepal, (4)Indian Institute of Technology Bombay, Mumbai, India, (5)Practical Action Consulting Nepal, Kathmandu, Nepal, (6)Kathmandu, Nepal, (7)University of Geneva, Geneva, Switzerland, (8)University of Birmingham, Birmingham, United Kingdom, (9)Society of Hydrologists and Meteorologists Nepal, Kathmandu, Nepal, (10)SoHAM, Kathmandu, Nepal, (11)Tribuvan University, Kathmandu, Nepal, (12)GBA, Vienna, Austria, (13)University of Birmingham, School of Geography, Earth and Environmental Sciences, Birmingham, B15, United Kingdom, (14)Waternumbers Consultancy, Lancaster, United Kingdom