Land Subsidence From Ground-Water Pumping
Land subsidence is the lowering of the land-surface elevation from changes that take place underground. Common causes of land subsidence from human activity are pumping water, oil, and gas from underg...
Land Subsidence, Earth Fissures Change Arizona's Landscape
Subsidence and earth fissures are geological events that are accelerated by man through a long-term extraction of groundwater, and they represent a disruption of a natural equilibrium. Underlying grou...