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Introduction: The major aim of hand washing promotion programs is to persuade people to change their behaviour to reduce high-risk h
The most important information concerning WASH and the COVID-19 virus is summarized here.
This discussion paper summarizes the results and implications of a study commissioned by the World Bank to conduct
Fragility has become the reality in several countries of the Middle East and North Africa.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice