2. Water Stress Indices - a National or Transnational issue?
In the preceding introductory post I presented the ensuing theme of the link between politics, conflict and water scarcity, yet before discussing the possible correlation and causations among the triad, it is important to first define what we mean by water scarcity. In their discussion of the relevance of Falkenmark’s WSI (Water Stress Index) as an adequate stress measurement, Damkjaer and Taylor ( 2017 ) define water scarcity as “shortage in the availability of renewable freshwater relative to demand.” The WSI is one of the most universally utilised indicators of water stress yet was developed on the model of Israel, a small developing country with a high population density and large agricultural and industrial output - hardly a universally applicable model one could argue. Furthermore, both the WSI and its successor, the MARR, make assumptions that agricultural and industrial uses of water will amount to 20 times that of domestic use, does not take into account temporal variability...