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Background: The coronavirus disease (COVID-19) pandemic poses a grave threat to refugees and internally displaced persons (IDPs).
When responding to an emergency situation, ensuring safe excreta disposal is an urgent priority in the disaster relief effort.
The devastating earthquake of 2005 severely damaged over 4000 water and sanitation schemes in northern Pakistan.
A simple method for filtering water to reduce the incidence of cholera was tested in a field trial in Matlab, Bangladesh, and proved
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