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  1. Subsidence - Wikipedia

    Subsidence is a general term for downward vertical movement of the Earth's surface, which can be caused by both natural processes and human activities. Subsidence involves little or no …

  2. What is subsidence? | NGS Facts | NGS INFO - About Us ...

    What is subsidence? Subsidence is a gradual settling or sudden sinking of the Earth's surface. This geodetic mark in Louisiana is anchored deep below the ground and was level with the …

  3. Land Subsidence | U.S. Geological Survey - USGS.gov

    Mar 2, 2019 · The occurrence of land subsidence is seldom as obvious as it is in the case of catastrophic sinkholes or mine collapses. Where groundwater depletion is involved, …

  4. Subsidence | Ground Movement, Soil Compaction & Land ...

    Subsidence, sinking of the Earth’s surface in response to geologic or man-induced causes. When subsidence occurs in great belts, providing troughs for the accumulation of sediments, the …

  5. What is subsidence and why we worry about it - Structural ...

    Subsidence is the general term used to describe the downward movement of the ground and consequently a building resting upon it. More specifically we normally refer to the consequent …

  6. What Is Ground Subsidence and What Causes It? - Biology Insights

    5 days ago · Ground subsidence is a geological phenomenon involving the downward sinking or settling of the Earth’s surface. This process is often gradual, occurring over decades at rates …

  7. Subsidence - Department Of Water Resources

    Subsidence is the sinking of the land surface due to changes in the soil or sediment beneath our feet. Subsidence occurs for a variety of reasons such as groundwater pumping, oil extraction, …