Hunan is known for its karst topography, where underground limestone ... it can suddenly collapse, forming a sinkhole that rapidly drains surface water. Prince Frederik dies from rare genetic ...

The meeting will be held from 2 to 4 p.m. Sunday, March 30, at the Scott Regional Technology Center, 2 David Sippy Drive in ...

Bluff prairies (aka goat prairies) are a geological formation unique to the Driftless Area. Southeast Minnesota is part of this multi-state formation. It is characterized by features such as karst ...

Florida, rich in limestone, is especially susceptible to sinkholes. "Sinkholes are most common in what geologists call, 'karst terrain'," the US Geological Survey (USGS) explains. "These are ...