How limestone sinkholes form

Sinkholes form as limestone gradually dissolves and collapses. This is accelerated by construction, such as building structures and drilling. Droughts and pumping both reduce groundwater. Both scenarios alter pressure in the water table, making limestone less stable.

A look at the factors and stages of sinkhole formation

How a limestone sinkhole forms: Infographic explaining how limestone sinkholes form. IMAGEMCT

Giant Kansas sinkhole

Giant Kansas sinkhole
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