How the groundwater gets contaminated?
Groundwater is an important source of water supply throughout the world. by Dr. Nitish Priyadarshi The circulation of water: There is a continual movement of the earth’s water. The main reservoir is the ocean. From its surface water vapor is formed by the heat from the sun and carried up into the atmosphere by the air movement we called winds and breezes. The water vapor in the air is condensed to drops as the air rises and becomes visible as clouds. The contained moisture may then be precipitated as rain or snow or hail or mixture of these. The rain or snow which falls on the land may be partly re-evaporated, a part may flow into the streams and rivers and be returned to the ocean, and a part may sink into the ground where it supplies the moisture to the soil and also infiltrates downward into the rocks to form groundwater. Water occupying openings, cavities, and spaces in rocks is commonly known as groundwater. There are two main sources of such water : Juvenile water, which rises fr...