
Sinkhole - Wikipedia
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 …
What is a sinkhole? | U.S. Geological Survey - USGS.gov
A sinkhole is a depression in the ground that has no natural external surface drainage. Basically, this means that when it rains, all of the water stays inside the sinkhole and typically drains into …
Motorcyclist who disappeared into Seoul sinkhole found dead …
2025年3月25日 · A motorcyclist who fell into a cavernous sinkhole that opened on a Seoul street was found dead after an overnight search, officials in South Korea’s capital said Tuesday. The …
Experts say sinkholes aren't uncommon in Kentucky, but here's ... - WDRB
2023年6月21日 · There are small ones near homes and schools or large ones, like the famous National Corvette Museum sinkhole. But even the smaller ones — like a recent hole that …
What causes sinkholes, and why are they so dangerous? - USA …
2024年12月4日 · A sinkhole is a hole or deep depression in the ground that opens up when layers of certain types of rock – usually limestone, carbonate rock and salt beds – dissolve beneath …
Karst, Kentucky Geological Survey, University of Kentucky
2023年1月5日 · A sinkhole is any naturally occurring depression in the surface of the ground from which rainfall is drained internally. Sinkholes that suddently appear form in two ways. In the …
Sinkhole Facts Recently updated - Science Notes and Projects
2025年3月12日 · A sinkhole is a depression or hole in the ground caused by the collapse of a surface layer, often due to the dissolution of underlying soluble rock such as limestone, …
I have (or think I have) a sinkhole on my property. What should I …
A sinkhole is a depression in the ground that has no natural external surface drainage. Basically, this means that when it rains, all of the water stays inside the sinkhole and typically drains into …
Sinkholes | U.S. Geological Survey - USGS.gov
2018年6月9日 · A sinkhole is an area of ground that has no natural external surface drainage--when it rains, the water stays inside the sinkhole and typically drains into the subsurface. …
Sinkholes: What They Are, How They Form, And Their Potential …
2025年3月9日 · Sinkholes are sudden depressions or holes that appear on the Earth’s surface when the ground collapses. These phenomena can cause significant damage to infrastructure …