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sinkhole |
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sinkholeor sink or dolineDepression formed as underlying limestone bedrock is dissolved by groundwater. Sinkholes vary greatly in area and depth and may be very large. The two main varieties are those caused by the collapse of a cavern roof, and those caused by the gradual dissolving of rock under a soil mantle. Collapsed sinkholes generally have steep rock sides and may receive streams that then flow underground. Soil-mantled sinkholes are generally shallower; they may become clogged with clay and hold a small lake. sinkhole [′siŋk‚hōl] (geology) Closed surface depressions in regions of karst topography produced by solution of surface limestone or the collapse of cavern roofs. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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No references found | In a report to the Florida Cabinet, McCarty said that in some respects sinkhole claims present an even greater problem for insurers than other claims, including hurricanes where the cause of the damage is readily apparent. 183 GB609 The 75 papers are balanced between environmental and engineering aspects of working in karst and sinkhole prone areas throughout the US and internationally, and reflect both a shift toward integrated approaches to investigations and the expanding tool kit now available to engineers and scientists. The sinkhole research may shed light on how similar microbial communities can arise in environments as disparate as Antarctic lakes, deep-sea vents, and freshwater-lake sinkholes. |
sinkhole |
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