Groundwater-related subsidence is the subsidence (or the sinking) of land
resulting from groundwater extraction, and a major problem in the developing
Dec 9, 2016 ... Land subsidence and relation to withdrawals of groundwater, from the USGS
Water Science School.
Dec 29, 2016 ... Land subsidence is a gradual settling or sudden sinking of the Earth's surface
owing to subsurface movement of earth materials. Subsidence is ...
Dec 9, 2016 ... Land subsidence is the lowering of the land-surface elevation from changes that
take place underground. Common causes of land subsidence ...
Aug 29, 2016 ... Land subsidence caused by groundwater withdrawal poses a significant threat to
governments, businesses, and the general public.
Land subsidence is defined as the lowering of the land surface. Many different
factors can cause the land surface to subside. Subsidence can occur rapidly due
Land subsidence occurs when large amounts of groundwater have been
excessively withdrawn from an aquifer. The clay layers within the aquifer compact
Dec 10, 2015 ... Land subsidence is explained by Michelle Sneed of the USGS.
Land subsidence from deep well pumping has been affecting Bangkok for the
past 35 years. Its impact is particularly critical because of the flat low-lying topog.
Land subsidence is sinking of the land surface. The elevation of the land surface
is lowered by compressing the many layers of clay beneath the land surface.