1. The design for the filters used today was developed in 1981, by Dr. Fernando Mazariegos of the Central American Industrial Research Institute (ICAITI) in Guatemala, whose intent was to create low-cost filters, manufactured locally, that would make bacterially contaminated water potable. These...
  2. 15/08/1988 These proceedings contain summaries of the principal discussions and recommendations of the workshop. An extensive bibliography is also included. 240 pages, illustrated
  3. Ressource principale
    01/01/2001 L’accès à l’eau potable est encore aujourd’hui un des plus grands défis mondiaux. Le filtre BioSand est une technologie disponible pour purifier l’eau à la maison. Il filtre l’eau contaminée à l’aide d’un film biologique naturel et de couches de sable, de cailloux et de pierres. Le filtre BioSand...
  4. 30/03/2017 Making Silage in Vichada Tech Note Spotlight: Biosand Water Filter Echoes from our Network: Member Highlight Adria and Job From ECHO's Technical Respose Team: Appropriate forage crops for clay soils From ECHO's Seed Bank: Forage peanut
  5. This collection contains resources and photos from the ECHO AsiaBiosand Water Filtration Workshops on 15 October and 22 October2021