Withdrawal of groundwater often causes subsidence, a situation where
A) Aquifer volume decreases sharply
B) Withdrawals exceed recharge rates
C) Water quality and water tables fall
D) Porous rocks settle and ground level falls
E) Wells dry up

Question

Quizplus · Accepted Answer

Subsidence occurs when the removal of groundwater causes porous rocks to settle, leading to a drop in the ground level. This is because the water in the aquifer supports the weight of the overlying ground; when this water is removed, the support is lessened, causing the ground to compact and settle.

Withdrawal of Groundwater Often Causes Subsidence, a Situation Where