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A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are also known as shakeholes, and to openings where surface water enters into underground passages known as ponor, swallow hole or swallet.
Oct 19, 2023 · Learn what a sinkhole is, how it forms, and where it occurs. Find out about different types of sinkholes, such as cenotes, and their effects on the environment and people.
A sinkhole is a depression in the ground with no external drainage, often caused by dissolution of soluble rocks. Learn more about sinkhole formation, types, and examples from the USGS Water Science School.
Learn what causes sinkholes to form, how they differ in size and severity, and where they occur most frequently. See stunning photos of sinkholes around the world, from Florida to China.
- Dina Fine Maron
May 3, 2024 · A sinkhole is a depression in the ground caused by the dissolution of limestone bedrock by groundwater. Learn about the two main types of sinkholes, their features and how they form, and see some examples of sinkholes around the world.
- The Editors of Encyclopaedia Britannica
Jun 9, 2018 · Learn about sinkholes, their causes, types, and effects on the environment and human activities. Find out how to identify and prevent sinkholes in different regions of the United States.
Apr 8, 2024 · A sinkhole is a hole in the ground that exposes a cavity below the surface. Learn how sinkholes form, what types exist and how to prevent them from a geotechnical engineer.
