Waterborne disease is a global burden of great magnitude. As stated by Water.org, the number of people worldwide without access to safe water is estimated to be nearly 1 billion with another 2.5 billion lacking improved sanitation (http://water.org/learn-about-the-water-crisis/billion/). Apart from causing a great number of deaths, the innumerable cases of sicknesses have a profound impact on people’s well-being and their economic performance.
Although water-caused disease is mainly considered a problem of developing countries with water scarcities, microbiological water safety is also of great concern in developing countries. Deteriorating infrastructure, regionally overwhelming water demand by urbanization and accompanying increase in waste water discharge and agricultural activities make water an increasingly valuable resource.
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