|Two sisters carry water from a raw water point. The water has not yet been treated, but an electrodefluoridation (EDF) system is being planned and is underway at the site.|
|Dr. Chamberlain and Teshome visit a remote tapstand that delivers water treated using the Nalgonda technique of coagulation and sedimentation (blue elevated tank in the background).|
|Teshome measures the fluoride concentration of water collected from one of several water treatment systems in the impacted areas of the Rift Valley.|
|The teeth of smiling children show visible signs of dental fluorosis, a symptom that may foretell a later, more serious condition - skeletal fluorosis and functional impairment.|
|Dr. Feng Lai is shown standing in front of one of the famous rock-hewn churches in Lalibela. This monolithic church was carved out of a single red volcanic rock sometime during King Lalibela's reign, 12th - 13th centuries.|
|This mechanical bone-crushing device is used by OSHO to crush charred animal bones into a proper size for water filtration.|
Additional photos and information can be found at the travel blog on the OU WaTER Center's Facebook group page.