In this study, a freshwater flatworm was shown to be tolerant to a wide pH range and could survive in acidified water to approximately pH 3.6. The influence of other abiotic factors is explored. (CW)

Reported are the results of a survey on the influence of location of residence, source of water supply, family size, and storage strategies on water distribution, consumption, and pricing in Ibadan municipality, Nigeria. (CW)

Samples from five water sources (spring, borehole, pond, stream, and well) in rural Nigerian communities were tested. Results include source reliabilities in terms of water quality and quantity, pollution effects upon water quality, epidemiological effects related to water quantity and waste disposal, and impact of water quality improvement upon…

Presented is a survey of a river including physiochemical measurements and river fauna observations. It is shown that the self-purification gradient of river water quality and the possible ecological disturbances due to pollutants entering the river create an unpredictable pattern of recovery. (CW)

Attempts to identify the need for support communication in water development projects in developing countries. Describes how the support communication process could be planned and implemented in ways that would enhance environmental quality. Focuses on water projects in the rural areas of developing nations. (TW)