The UN-Water Activity Information System (UNW-AIS) is an online platform to present and share information on water-related projects and learning initiatives from UN-Water and its members and partners. UNW-AIS is a platform for UN-Water and its members & partners as well as a broader audience including policy makers, water professionals, researchers and those from higher education for sharing information and knowledge from global to local level. It also contains useful documents and guidelines prepared by UN agencies on the use of treated wastewater in agriculture.