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Household water treatment (HWTS) methods, such as boiling or chlorination, have long been recommended in emergencies.
As recent emergencies have shown, there are still significant challenges in the timely provision of safe sanitation in natural disas
The construction of sufficient latrines for displaced people in rocky, high water-table areas can be a problem.
When responding to an emergency situation, ensuring safe excreta disposal is an urgent priority in the disaster relief effort.
Sanitation is an issue often neglected in development decision making.
The December 2004 tsunami in Sumatra, Indonesia, destroyed drinking water infrastructure, placing over 500,000 displaced persons at