Karst - National Geographic Society
网页2024年7月3日 · Karst is an area of land made up of limestone. Limestone, also known as chalk or calcium carbonate, is a soft rock that dissolves in water. As rainwater seeps into the rock, it slowly erodes. Karst landscapes can be worn away from the top or dissolved from a weak point inside the rock.
Karst - Wikipedia
网页Features typical of well-developed karst terrain The Puerto Princesa Underground River, Philippines Karst formations have unique hydrology, resulting in many unusual features. A karst fenster (karst window) occurs when an underground stream emerges onto the surface between layers of rock, cascades some distance, and then disappears back down ...
12.2: Karst Landscapes, Landforms, and Surface Features
网页2023年11月24日 · Karst Surface Features. Most small-scale karst features of a karst landscape (mm to cm in size) are associated with linear channels, furrows or grooves that form on soluble rock outcrops or rock faces, particularly limestone.
Karst | Limestone, Sinkholes & Caves | Britannica
网页2024年10月4日 · karst, terrain usually characterized by barren, rocky ground, caves, sinkholes, underground rivers, and the absence of surface streams and lakes. It results from the excavating effects of underground water on massive soluble limestone.
Karst Landscapes - Caves and Karst (U.S. National Park Service)
网页2022年4月27日 · Karst is a type of landscape where the dissolving of the bedrock has created sinkholes, sinking streams, caves, springs, and other characteristic features. Karst is associated with soluble rock types such as limestone, marble, and gypsum.
WHAT IS KARST? - Commission on Karst Hydrogeology
网页Features. The list of karst features resulted from dissolution and erosional karstification processes is long and includes variety of micro and macro surficial and underground objects.
The Different Types Of Karst Landforms - WorldAtlas
网页2018年7月3日 · Karst is a type of topography that features landforms produced by the dissolution of soluble rocks like limestone, gypsum, and dolomite. Karst landscapes have extensive underground cave systems, subterranean rivers, sinkholes, etc. Karst landforms vary in size and type.
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