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In September 2016, Médecins Sans Frontières responded to a hepatitis E (HEV) outbreak in Chad by implementing water treatment and hy
After a series of earthquakes devastated Port-au-Prince, Haiti, on 12 January 2010, safe excreta disposal became an urgent priority.
Most households in the districts of Sri Lanka affected by the tsunami possessed drinking water wells, and these wells were contamina
A simple method for filtering water to reduce the incidence of cholera was tested in a field trial in Matlab, Bangladesh, and proved
In peri-urban Monrovia, contaminated hand-dug wells were contributing to cholera outbreaks.