Due to overpumping groundwater, hazard of mantled karst collapse may often take place there.

因过量抽，造成覆盖型岩溶塌陷灾害。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽为饮用和用来灌溉在许多区已经使位降了几十米，迫使人们使用质量较差的来为饮。