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Background: The coronavirus disease (COVID-19) pandemic poses a grave threat to refugees and internally displaced persons (IDPs).
Following the Asian tsunami of 26 December 2004, the vital domestic fresh-water wells in the coastal zone were either scoured out of
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of
There is currently limited public information available concerning methods for the selection of appropriate water trea
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice