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Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
After a series of earthquakes devastated Port-au-Prince, Haiti, on 12 January 2010, safe excreta disposal became an urgent priority.
Changes in water quality of a sand aquifer on the east coast of Sri Lanka due to the 26 December 2004 tsunami and subsequent remedia
In peri-urban Monrovia, contaminated hand-dug wells were contributing to cholera outbreaks.