Assessment of global water security: moving beyond water scarcity assessment

Animesh K Gain, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Section 5.4 Hydrology, Potsdam, Germany, Yoshihide Wada, Utrecht University, Department of Physcial Geography, Utrecht, Netherlands and Carlo Giupponi, Ca' Foscari University of Venice, Deapartment of Economics, Venice, Italy