Geographical Information ...

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Geographical Information Systems are capable of storing, manipulating, and displaying geographically referenced information. GIS combines spatial database management, statistical analysis and cartographic modelling capabilities within computer hardware and software configurations. UsingGIS, complex analysis between layers or maps is possible and hence attempts have been made for ground water potential assessment in various parts of the world. You can find many studies on the topic, read paper which wll clear how to use this tool. http://www.academia.edu/443271/GIS_Based_Ground_Water_Quantity_Assessment_Model