Geohydrological and Geochemical Studies of Yerraguntla Mandal, YSR (Kadapa) District, Andhra Pradesh, using Remote Sensing Techniques

S. Srinivasa Gowd, V. Sivaprasad Reddy, M. Soujanya Mary, A. Rangaswamy


Drinking water is an important resource that needs to be protected from pollution and biological contamination. Water is vital to health, well-being, food security and socioeconomic development of mankind. Underground water is clean but it depends upon quality and quantity of minerals dispersed and dissolved in it. Therefore, the presence of contaminants in natural fresh water continues to be one of the most important environmental issues in many areas of the world, particularly in developing countries where several communities are far away from potable water supply. Low- income communities, which rely on untreated surface water and groundwater supplies for domestic and agricultural uses are the most exposed to the impact of poor water quality.

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