Nature and EnvironmentGoing door-to-door in Cameroon to save water04:24This browser does not support the video element.Nature and EnvironmentRose Olinga07/12/2019July 12, 2019Water is often wasted unnecessarily. Two men in Yaounde, Cameroon were inspired to start a group that goes door-to-door raising awareness about how water is used — and wasted — in private households.Copy linkAdvertisement