Author Question: Land subsidence is caused by A) groundwater pumping. B) clay layers that shrink. C) gophers. ... (Read 91 times)

cherise1989 · **on:** Jul 29, 2018

Land subsidence is caused by

A) groundwater pumping.
B) clay layers that shrink.
C) gophers.
D) over-pumping of groundwater and the compaction of clay layers.

Question 2

If a water well is actively pumped, the water table will

A) be raised around the well.
B) stay at the same level as before pumping.
C) be depressed around the well.
D) be recharged.