Sinkholes, often dramatic manifestations of karst geomorphology, result from the dissolution of soluble rock, such as limestone, dolomite, or evaporites, by naturally acidic groundwater. This process ...

The discovery of a new type of taller and slenderer columnar Karst landscape has been disclosed by Hubei Geological Sciences Research Institute on Wednesday at Kanzi Mountain in Yunxi County, central ...

This photo shows a view of paleokarst landform in Yushu Tibetan autonomous prefecture, Northwest China's Qinghai province, June 28, 2023. Researchers have found typical paleokarst landforms in the ...

The Xinglong karst cave in north China's Hebei Province is a large limestone rock formation estimated to be one billion to 1.4 billion years old. An area of about 5,000 square meters has been detected ...

A cluster of giant karst sinkholes has been discovered in northwest China's Shaanxi Province.( Photo/CCTV Weibo) A cluster of giant karst sinkholes, also known as tiankengs, has been discovered in ...

South China Karst is one of the world’s most spectacular examples of humid tropical to subtropical karst landscapes. It is a serial site spread over the provinces of Guizhou, Guangxi, Yunnan and ...

NAGO, Okinawa Prefecture--A treasure trove of rare limestone structures has been found in a small cave system on Nagashima, an islet off the Henoko district of this southern city, a group of ...

The Danxia landform refers to various landscapes found in southeast, southwest and northwest China that "consist of a red bed characterized by steep cliffs." The landforms are unique types of ...