Joaquín Comas gave the keynote speech “Decision support system for the evaluation of water reuse schemes” (J. Comas, X. Amors, G. Buttiglieri, M. Font, W. Gernjak, V Martí, D. Martínez, M. Mesas and C. Puigdomenech). While Esther Mendoza, presented from the platform: “Direct osmosis with fertilizers for gray water treatment (E. Mendoza M. Castaño, G. Blandin, J. Comas, G. Buttiglieri) Caption: Esther Mendoza, ICRA PhD student and Joaquim Comas, ICRA senior researcher, presenting at the Second International Symposium on Nanomaterials and Membrane Science for Water, Energy and the Environment Desalination and Reuse Against Water shortage”.