Descripción: “...According to variables like physicochemical parameters, water quality, water conservation and the importance of water for life, Subsurface Flow Wetlands (SFW) are a cheap and viable alternative because of their low operational requirements and their efficient results for water decontamination when water has been affected by wastewater from urban centers. SFW do not only perform hydric recovery techniques, but also improve natural ecosystems related to bodies of water. ...”