Viable Alternatives, Simple Low Technology Solutions To Sanitation Problems Offer Communities Affordable And Manageable Means To Improve Their Quality Of Life And Environement




Nombre de page : 0

Date de publication : 30-11--0001

Edition : Non défini

Auteur : ired.org

Type : Ouvrages

Theme :


Up for the challenge, what has happened to Thimi's rivir is now happening to water resources across the world.\r\nThey are carring loads nature never intended for them , tons of slit from erosion,industrial polluants,agricultural chemicals,and untreated \r\nsewage.

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