GWC Helpdesk
Contact GWC
Introduction A cholera epidemic began in Haiti over 8 years ago, prompting numerous, largely quantitative research studies.
Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
When responding to an emergency situation, ensuring safe excreta disposal is an urgent priority in the disaster relief effort.
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan