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Sinkhole Exploration – Extras

Giant human-made sinkhole in Guatemala.


The Limestone/Sugar Cube activity mentioned above in more detail in PDF form:


Map of Pennsylvania showing just the areas with carbonate in black.


More detailed geologic map of Pennsylvania in which the pink and orange colors represent areas with limestone.


Pictures showing the difference in flooding after a rain in an area prone to sinkholes.


A sinkhole filled with trash. Imagine all of this getting into your water supply!


Another sinkhole filled with trash.


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