Self-supply of water and sanitation (also called household-led water supply or individual supply) refers to an approach of incremental improvements to water and sanitation services, which are mainly financed by the user. People around the world...
Self-supply of water and sanitation (also called household-led water supply or individual supply) refers to an approach of incremental improvements to water and sanitation services, which are mainly financed by the user. People around the world have been using this approach over centuries to incrementally upgrade their water and sanitation services
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