According to geological experts from Guizhou Province, geological experts have attributed the sinkholes to the fragile karst ...

Much like Pennsylvania, Kentucky is made up of karst terrain which ... for much of the rolling topography in the Bluegrass State. These subsistence sinkholes will often appear as depressions ...

NJDOT crews are evaluating how to repair a sinkhole on I-80 eastbound near Exit 34 in northern New Jersey. Here's what you ...

Sinkholes are most common in karst terrains, where the rocks beneath the surface are limestone, carbonate rock, salt beds or another type of rock that is easily dissolved by running groundwater.

Much like Pennsylvania, Kentucky is made up of karst terrain which ... for much of the rolling topography in the Bluegrass State. These subsistence sinkholes will often appear as depressions ...