Subsidence is the motion of a surface (usually, the Earth's surface) as it shifts
downward ... In this way, land subsidence has the potential of becoming self-
perpetuating, having rates up to 5 ...
Land subsidence and relation to withdrawals of groundwater, from the USGS
Water Science School.
Land subsidence is the lowering of the land-surface elevation from changes that
take place underground. Common causes of land subsidence from human ...
Only through extensive groundwater recharge has land subsidence been
curtailed. Groundwater Abundance Flanked by mountains on either side, the
Allan Fulton1 , in cooperation with the California Department of Water Resources,
Northern Region, Groundwater Section2. LAND SUBSIDENCE - WHAT IS IT ...
Land subsidence is the lowering of the land-surface elevation due to changes
that take place underground. Throughout California, subsidence has damaged ...
Dec 27, 2015 ... Most land subsidence occurs the first time groundwater is drawn down to a new
level. Compaction occurs as water flows from clays in the ...
Aug 29, 2016 ... Land subsidence caused by groundwater withdrawal poses a significant threat to
governments, businesses, and the general public.
Land subsidence can result from fluid (e.g. groundwater, petroleum) withdrawal
in weakly consolidated materials. The loss of fluid causes consolidation of the ...
Dec 10, 2015 ... Land subsidence is explained by Michelle Sneed of the USGS.