This paper published in the Indian Journal of Medical Research describes the findings of a study conducted in Nelvoy village in Vellore district, Tamil Nadu, India. The study attempted to understand the phenomenon of water contamination in the village by using GIS as a tool to locate and map water supply and sewage distribution systems in the village, in relation to human and animal dwellings, their wastes, sanitary practices and their connections with drinking water quality for a clearer understanding of the connections between these factors and possible solutions to the problem.
Safe water is one of the most important felt needs in public health in developing countries in the twenty first century. However, in India, as high as 72.7% of the rural populations still do not have access to safe water, nor any methods of water disinfection and 74% have no sanitary toilets. Studies have shown that a number of sociocultural practices including open air defecation, tethering of animals near human dwellings, proximity ot animal faecal matter have found to lead to water contamination resulting in outbreaks of diarrhoeal diseases. Read More
This 
