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karst    音标拼音: [k'ɑrst]
n. 石灰岩地区常见的地形

石灰岩地区常见的地形


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英文字典中文字典相关资料:


  • Karst - Wikipedia
    Karst ( kɑːrst ) is a topography formed from the dissolution of soluble carbonate rocks such as limestone and dolomite
  • Karst, Kentucky Geological Survey, University of Kentucky
    The term "karst" describes the whole landscape, not a single sinkhole or spring A karst landscape most commonly develops on limestone, but can develop on several other types of rocks, such as dolostone (magnesium carbonate or the mineral dolomite), gypsum, and salt
  • Karst Landscapes - Caves and Karst (U. S. National Park Service)
    Karst is a landscape of sinkholes, sinking streams, caves, springs, and other characteristic features A quarter of the world's population depends upon water supplied from karst areas
  • Karst - National Geographic Society
    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 | Limestone, Sinkholes Caves | Britannica
    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
  • What is karst, and why should we care about it? | Fauna Flora
    Although relatively unfamiliar, karst is far more widespread than you might imagine, covering an estimated 20% of the world’s land surface It is characterised by spectacular rock outcrops, pinnacles and cave systems, which are formed over millennia by the actions of water on limestone
  • Karst Aquifers | U. S. Geological Survey - USGS. gov
    Karst areas are characterized by distinctive landforms (like springs, caves, sinkholes) and a unique hydrogeology that results in aquifers that are highly productive but extremely vulnerable to contamination
  • What is karst? – Karst Waters Institute
    Karst is the land of caves, sinkholes, and sinking streams and is formed when soluble rocks are dissolved by water Karst occurs worldwide and in the United States, approximately 20 percent of the land surface is karst
  • Karst - National Cave and Karst Research Institute - NCKRI
    Karst What is Karst? Simply speaking, karst is a type of landscape It is formed by water dissolving certain types of rocks, creating features such as caves, sinking streams, springs and sinkholes
  • Karst Topography and Cave Formation - Geology Science
    Karst topography is a unique geological formation that arises in areas where water-soluble rocks, such as limestone, dolomite, or gypsum, are predominant This landscape is characterized by sinkholes, disappearing streams, caves, and large underground drainage systems





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