Hydrogeology is the place of geology that offers with the distribution and movement of groundwater within the soil and rocks of the Earth's crust. The terms groundwater hydrology, geohydrology, and hydrogeology are frequently used interchangeably. A hydrogeologist is someone who studies the strategies that groundwater (hydro) actions thru the soil and rock of the earth (geology). A comparable profession, a hydrologist, is someone who studies surface water. Water is an important a part of life on the earth and is something that people, plant life and animals need to stay on. Hydrogeology is the world of geology that offers with motion and distribution of underground water in the rocks and soils of earth's surface. As water is the maximum essential herbal aid to mankind, it's far very important to recognize its distribution in addition to motion on the way to defend this resource.