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 the subsurface. Sinkholes are most common in what geologists call, “karst terrain.”

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. [1][2][3][4] A cenote is a ...

Sinkholes typically form when naturally acidic rainwater erodes underlying bedrock, creating damage beneath the surface. Their formation is most common in easily erodible karst terrains with...

2018年6月9日 · What is a "sinkhole"? 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.

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 the surface and ...

4 天之前 · The sinkhole that suddenly opened on a road near Tokyo has captured national attention as attempts to rescue the elderly driver drag on.

First, rule out human causes for your feature. Some sinkholes are caused by leaky underground pipes (talk to your utility company) and some are old construction pits or other buried materials that have settled. If you’re confident of a natural cause for your sinkhole, options include:

2024年8月29日 · Residents of the Somerset Park condominium complex in Henderson are desperate for a solution after they got a letter warning their they have until Sept. 10 to fix their …

2024年4月8日 · When the soil ‘ceiling’ collapses, you end up with a hole exposing a cavity previously hidden underground.

2023年11月2日 · Also called sinks, sinkholes owe much to water. A sinkhole usually forms by erosion caused by frequent exposure to water. It comes down to the type of rocks underlying …