In the end, the area is fresh water becomes salt water all. The problem of sea water taken is an important environmental problems that affect the groundwater resources.
Eventually the area was once water becomes salty at all. The encroachment of the sea is one of the important environmental issues that affect groundwater resources is enormous.
Finally, the area used as freshwater will become brine. Problems of seawater intrusion is one of the most important environmental problems that affect groundwater resources greatly.