Reuters: Only one in three people in Tanzania has access to piped water despite government efforts to improve water supplies with most of the population still relying on unsafe water that brings the risk of disease, according to a study on Thursday. Two years after a government initiative to try to ensure better water supplies, a survey by a local governance think-tank, Twaweza, found most Tanzanians, of 64 percent, still draw water from unsafe sources such as wells and surface water. The study of 1,852...