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This programme guide is intended to support humanitarian staff primarily working in the water, sanitation and hygiene (WASH) sector
Introduction A cholera epidemic began in Haiti over 8 years ago, prompting numerous, largely quantitative research studies.
The devastating earthquake of 2005 severely damaged over 4000 water and sanitation schemes in northern Pakistan.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice