How to prevent ground subsidence?

問題How to prevent ground subsidence?
(1) Explicitly restrict the extraction of groundwater by law and prohibit the closure of wells used in violation of regulations.
(2) Artificial groundwater replenishment, to avoid soil compaction, and avoid groundwater level drop
(3) Develop alternative water sources, recycle groundwater, reduce water waste, and make more use of reservoirs.
(4) Change the form of land use, reduce the use of groundwater, develop the use of mariculture technology, and reduce the extraction of groundwater.
(5) Construction of drainage projects such as river dikes, sea dikes and tide dikes. Complete the stratum subsidence warning system to remind nearby residents to have the concept of preventing and controlling stratum subsidence disasters and impacts.