This document discusses water scarcity as a strategic issue requiring coordinated action from the UN. It provides background on UN-Water, the mechanism for coordinating UN actions on freshwater issues. The document then discusses the growing problem of water scarcity globally due to increasing demand, pollution, and climate change effects. It notes that by 2025, 1.8 billion people will live in areas of absolute water scarcity. The document emphasizes the need for integrated management of water resources and increased productivity of water use across sectors to address scarcity challenges.