Bayes Ahmed, University College London, London, United Kingdom, Peter R Sammonds, University College London, Institute for Risk and Disaster Reduction, London, United Kingdom, Md. Shahinoor Rahman, George Mason University Fairfax, Center for Spatial Information Science and Systems, Fairfax, VA, United States, Kabir Uddin, International Centre for Integrated Mountain Development, Geospatial Solutions, Kathmandu, Nepal and Rahenul Islam, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh