A sinkhole (also called a doline) is a depressed area usually formed by solution of surficial bedrock or collapse of underlying caves.
http://www.dnr.mo.gov/geology/geosrv/geores/sinkhole_fo...
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Sinkhole - Wikipedia, the free encyclopedia
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A sinkhole , also known as a sink , shake hole , swallow hole , swallet , doline or cenote , is a natural depression or hole in the surface topography caused by the removal of soil or be...
en.wikipedia.org/wiki/Sinkhole
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This is a sinkhole in a parking lot at Georgia Tech in Atlanta, GA, USA. ... ({{PD-user|SCEhardt}} This is a sinkhole in a parking lot at Georgia Tech in Atlanta, GA, USA. A contractor I spoke with said the hole was 32 feet deep. It was formed as rainwater leaked through the pavement and into a break in the sewer line below.)
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en.wikipedia.org/wiki/File:Sinkhole.jpg
en.wikipedia.org/wiki/File:Sinkhole.jpg
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What is a sinkhole?, from the USGS Water Science for Schools site. ... The most damage from sinkholes tends to occur in Florida, Texas, Alabama, Missouri, Kentucky, Tennessee, and Pennsylvania. The picture to the left shows a sinkhole that quickly opened up in Florida, apparently eating a swimming pool, some roadway,
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ga.water.usgs.gov/edu/earthgwsinkholes.html
ga.water.usgs.gov/edu/earthgwsinkholes.html
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A sinkhole is an area of ground that has no natural external surface drainage--when it rains, all of the water stays inside the sinkhole and typically drains into the subsurface. Sinkholes can vary from a few feet to hundreds of acres and f...
http://ga.water.usgs.gov/edu/sinkholes.html
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Think of it as a cave underneath the ground that grows (because of erosion) until the "roof" collapses into the cave. Anyone standing on top could be in trouble if the sinkhole is big enough. A sinkhole, also known as a sink, shak...
http://answers.yahoo.com/question/index?qid=20090624104...
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Sinkholes, also known as a "sinks", are depressions or holes in the land surface that are formed when surface sediments collapse into underground cavities. Over a long period of time, ground water can dissolve limestone bedrock fo...
http://www.foundationservicescf.com/questions-sinkholes...
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Sinkholes are a common feature of Florida's landscape. They are only one of many kinds of karst landforms, which include caves, disappearing streams, springs, and underground drainage systems, all of which occur in Florida. ... The Sinkhole Hazard in Pinellas County,
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www.dep.state.fl.us/geology/geologictopics/sinkhole.htm
www.dep.state.fl.us/geology/geologictopics/sinkhole.htm
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Sinkhole.org provides information for homeowners with sinkholes so that they can determine if they might have a sinkhole and if they need their insurance company to come and investigate. ... If you are a victim of a bedrock collapse sinkhole, even if it has only reached the outskirts of your property, you'll know.
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www.sinkhole.org/
www.sinkhole.org/
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