GWC Helpdesk
Contact GWC
Water, sanitation, and hygiene are one part of a cholera control strategy.
The World Health Organization (WHO) estimates that improving water, sanitation and hygiene could prevent at least 9.1% of the global
Household water treatment (HWTS) methods, such as boiling or chlorination, have long been recommended in emergencies.
Emergency water treatment approaches relying on coagulation vary from centralised modular and portable ‘‘kits’’ to ‘‘