-
Groundwater is the water that soaks into the ground from rain and is stored beneath the ground. An aquifer is a body of rock and/or sediment that holds groundwater. The process of rain filling up an aquifer is called ‘recharge’. The Groundwater Recharge map shows the amount of...
-
Bedrock is the solid rock at or below the land surface. Over much of Ireland, the bedrock is covered by materials such as soil and gravel. Geologists map and record information on the composition and structure of rock outcrops (rock which can be seen on the land surface). It...
-
Soil is the outside layer of Earth. It is a made up of living organisms, gases, minerals, and organic matter. Knowing what elements are in the soil helps to work out where it came from and how it was made. The GEMAS (geochemical mapping of agricultural soils and grazing land...