This project aims at giving our students the possibility to commit into sustainable development and act as citizens. For this purpose, they will try to take on the challenge to obtain the UN water badge. It is an educational award intended to raise awareness and motivate young people to be « active agent «  in favour of nature. Our students should become a Yunga (yuNGA) member, - The youth and united Nations Global Alliance - and «  We are many, we are Yunga » the motto of the United Nations could become our motto. To obtain the badge, the students will also have to discover their partners' environment and ways of life. They will become : - sociologists, - scientists, - artists and journalists. They will learn about : - The importance of water - Our dependance to water - Water scarcity and its consequences