Earth:Estavelle
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Short description: Karst ground orrifice which is sometimes a sink and other times a source
In karst geology, estavelle or inversac is a ground orifice which, depending on weather conditions and season, can serve either as a sink or as a source of fresh water. It is a type of ponor or sinkhole.[1][2]
References
- ↑ "Karstgeology: Estavelle". https://www.showcaves.com/english/explain/Karst/Estavelle.html. Retrieved 24 April 2020.
- ↑ Milanovic, Petar (2004) (in en). Water Resources Engineering in Karst. CRC Press. pp. 211–212. ISBN 978-0-203-49944-3. https://books.google.com/books?id=DLyh1BIm9owC&pg=PA211. Retrieved 24 April 2020.
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