aqueduct
aqueduct
Underground water is called underground water, because it is "underground" not because it is fresh or salt. You can have underground salt water reservoirs just like you can have fresh water ones.
If its an underground reservoir for water, it could possibly be an Aquifer.
An underground tank for storing water. Rain water used to be collected and stored for use in the house. Still is in some places.
Underground water is called underground water, because it is "underground" not because it is fresh or salt. You can have underground salt water reservoirs just like you can have fresh water ones.
reservoirs and water storage tanks and towers, typically
Ground water.
The rain water needs to be collected. The process is called Transpiration.
aquifers
This is known as ground water.
An underground water storage is called a cistern. It is a structure used to collect and store rainwater or groundwater for later use. Cisterns can range in size from small containers to large underground tanks.
The rock layer that contains underground water is called an aquifer. Aquifers are important sources of water for drinking and irrigation.