Sinkholes are depressions or holes in the ground caused by the collapse of a surface layer, often occurring in areas known as karst landscapes. These landscapes are characterized by soluble rock ...

Karst landscapes are shaped by the erosion of soluble carbonate rocks such as limestone, creating features such as sinkholes, caves and underground rivers. In a piece for The UNESCO Courier ...

Karst geomorphology is the study of landforms created by the dissolution of soluble rocks, such as limestone, which leads to unique features like sinkholes, caves, and underground rivers.

When water collects in sinkholes, sometimes ponds are formed. Due to the local Karst landscape and humid climate, a sinkhole more than 950 feet deep in Xuan'en County, China, has become home for ...

What are sinkholes and how do they form? - There are several types of sinkholes, also known as dolines, caused by different ...