Evaluation techniques for household water treatment projects: biosand filter pilot project in Lao PDR
Recently, many UN agencies have been promoting the household water treatment (HWT) as a viable way to begin meeting the needs of millions who lack access to safe water. This paper describes an approach that was used in a recent evaluation of a biosand filter (BSF) pilot project in a peri urban commu...
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| Main Authors: | , , |
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| Format: | Default Conference proceeding |
| Published: |
2009
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| Subjects: | |
| Online Access: | https://hdl.handle.net/2134/29827 |
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