some of the organisations helping people to have water and sanitation. you can join them..and help people. 1. Founded by Matt Damon and Gary White, Water.org is working to end the worldwide water and sanitation crises, and provides donors live updates about the communities they're helping. 2. Charity: water brings clean drinking water to people in developing nations through several different technologies, including hand-dug wells, drilled wells, rehabilitations and rain catchments. 3. WASH Advocates aims to solve the global safe drinking water, sanitation, and hygiene crises by raising awareness and increasing the amount and effectiveness of resources. 4. Working in 90 countries around the world, UNICEF provides potable drinking water and sanitation to schools and communities, and places special focus on hygiene, encouraging, for example, the use of hand soap.