Water

The flow of water is has undoubtly played a great part and a benifit one in this geological process by which the soil on the earths surface has been formed from the rocks of its crust.The same agency ,however under appropriate conditions can also play a destrictive part and wash away the soil which is the foundation of all agricultures and if allowed to proceeed unchecked can have the mot disatrous effects on the life of the country .The problem of soil erosion is one of serious import in various countries and especially in many parts of india.The conditons under which it occures and the measures by which it can be checked are deserving of the closest study.