Question

what what are the possible effects of over using groundwater​

Answer 1

$\huge \mathfrak{Answer}$

This is most often caused by human activities, mainly from the overuse of groundwater, when the soil collapses, compacts, and drops. Excessive pumping in coastal areas can cause saltwater to move inland and upward, resulting in saltwater contamination of the water supply.

Answer 2

Answer:

Ground Water Extent

Lower lake levels or—in extreme cases—intermittent or totally dry perennial streams. These effects can harm aquatic and riparian plants and animals that depend on regular surface flows.

Land subsidence and sinkhole formation in areas of heavy withdrawal. ...

Salt water intrusion.

This is most often caused by human activities, mainly from the overuse of groundwater, when the soil collapses, compacts, and drops. Excessive pumping in coastal areas can cause saltwater to move inland and upward, resulting in saltwater contamination of the water supply.