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It is well known that water treatment at the household level can lead to dramatic improvements in drinking water quality. But does Household Water Treatment and Safe Storage (HWTS) also have global relevance? What are the potential treatment solutions and how do they function? Is there a standard strategy for successful HWTS implementation, or can we identify key components which make programs more likely to succeed? In this course you will learn about the most important water treatment methods at household level, successful implementation strategies and about assessing the impact of HWTS. MOOC SERIES 鈥淪ANITATION, WATER AND SOLID WASTE FOR DEVELOPMENT鈥� : This course is one of four in the series 鈥淪anitation, Water and Solid Waste for Development". FRAN莽AIS: Dans ce MOOC, vous allez apprendre les plus importantes m茅thodes de traitement de l'eau au niveau des m茅nages, les strat茅gies pour une mise en 艙uvre r茅ussie et l鈥櫭﹙aluation de l鈥檌mpact du traitement et stockage s没r de l'eau 脿 domicile. ESPA帽OL: Aprende acerca de los m茅todos m谩s importantes de tratamiento de agua a nivel domiciliario, de estrategias de implementaci贸n eficientes y de la evaluaci贸n del impacto del tratamiento dom茅stico y almacenamiento seguro del agua.