==See also==*Agricultural wastewater treatment*Carl Rogers Darnall*Industrial wastewater treatment*Peak water (water supply & demand)*Pulsed-power water treatment*SODIS*Water pollution*Water quality*Water supply network==References====Further reading====External links==*International Water Association Professional / research organization*Nanotechnology-enabled Water Treatment (Project NeWT)*Center for Biological and Environmental Nanotechnology (CBEN), Rice University*NSF International - Independent non-profit standards organization*Transnational Ecological Project - Industrial wastewater treatment (Russia)*Water Environment Federation - Professional association focusing on wastewater treatment*WHO.int, WHO Guidelines*Safe and Sustainable Water for Haiti web site hosted by Grand Valley State University
Prav tako je težko standardizirati rešitve v obliki procesov za vodo iz različnih viriv.