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Sinkholes can be classified on the basis of the processes by which they are formed: dissolution, cover-subsidence, and cover-collapse. Formation of sinkholes can be accelerated by intense withdrawals of groundwater over short periods of time, such as those caused by pumping for frost-protection of winter crops in west-central Florida.
Lake Jackson is a shallow, prairie lake on the north side of Leon County, Florida, United States, near Tallahassee, with two major depressions or sinkholes known as Porter Sink and Lime Sink. The lake is located in the Red Hills Region, and has fluctuated from periods of being dry to a maximum elevation of 96 feet (29 m) above sea level.
No land animals were present in Florida prior to the Miocene. The largest deposits of rock phosphate in the United States are found in Florida. [1] Most of this is in Bone Valley in central and west-central Florida. [2] Extended systems of underwater caves, sinkholes and springs are found throughout the state and supply most of the water used ...
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The map above shows areas of the U.S. with bedrock types that are prone to sinkholes. It's not just Florida that needs to worry about them. Think sinkholes like the one that opened up under a ...
Devil's Millhopper is unique in Florida in terms of its scale; over 100 feet (30 m) of rock layers are exposed. [2] The cutaway, limestone sides of the sinkhole provide an easily visible geological record of the area. Twelve springs, some more visible than others, feed the pond at the bottom of the sinkhole. In the summer, the bottom of the ...
The map above shows areas of the U.S. with bedrock types that are prone to sinkholes. It's not just Florida that needs to worry about them. Think sinkholes like the one that opened up under a ...
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