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Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
Mount Sinabung erupted in September 2013, causing the mass evacuation of more than 30,000 people.
After a series of earthquakes devastated Port-au-Prince, Haiti, on 12 January 2010, safe excreta disposal became an urgent priority.
The cholera epidemic in Zimbabwe between 2008-2009 also came against a backdrop of water and sanitation infrastructure issues that r
In peri-urban Monrovia, contaminated hand-dug wells were contributing to cholera outbreaks.