Water Technology and Sciences (Tecnología y ciencias del agua) is a highly specialized journal which reflects two important characteristics: The interdisciplinary nature of its articles and notes. The international scope of its authors, editors, reviewers, and readers. It constitutes the continuity of the journal Irrigación en México (Irrigation in Mexico) (1930-1946); Ingeniería hidráulica en México (Hydraulic Engineering in Mexico) (1947-1971); Recursos hidráulicos (Hydraulic Resources) (1972-1978), and Ingeniería hidráulica en México, second period (1985-2009). The journal is aimed at researchers, academics, and professionals who are interested in finding solutions to problems related to the water. The journal’s contents are interdisciplinary and contain previously unpublished articles and notes that offer original scientific and technological contribution that are developed in the fields of knowledge related to the following disciplines: Water and energy. Water quality. Hydro-agricultural sciences. Political and social science. Water management. Hydrology. Hydraulics.