This Special Issue of Journal of Water Supply: Research and Technology – AQUA includes a collection of papers initially presented at the 2nd EWaS International Conference ‘Efficient & Sustainable Water Systems toward Worth Living Development’. The conference was held on June 1–4, 2016, in Platanias/Chania, Crete, Greece (http://www.ewas2.tuc.gr/). The conference was co-organized by the University of Thessaly/Civil Engineering Department and the Technical University of Crete/School of Environmental Engineering. The EWaS series of conferences started in Thessaloniki in 2013.
The 2nd EWaS International Conference highlighted the need to improve the efficiency and sustainability of water resources systems, threatened by the climate change conditions the whole world is experiencing today, leading to water scarcity and water intermittent supply. At the same time, it is estimated that almost 40% of Europe's available drinking water is being wasted through real (physical) losses occurring along the water supply...