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This evidence synthesis identifies, synthesizes and evaluates existing evidence of the impacts of water, sanitation, and hygiene (WA
Appropriate and adequate sanitation solutions are crucial for the protection of human and environmental health in emergencies.
When water supplies are compromised during an emergency, responders often recommend household water treatment and safe storage (HWTS
Most households in the districts of Sri Lanka affected by the tsunami possessed drinking water wells, and these wells were contamina