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The Zimbabwean government and a number of organisations responded in various ways to the devastation done by Cyclone Idai, which occ
Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of
Sanitation is an issue often neglected in development decision making.
There is currently limited public information available concerning methods for the selection of appropriate water trea