Karst

https://www.wikidata.org/wiki/Q16817

Field Hierarchy

Parent
Biology 36M papers	Geography 13.2M papers	Geology 10.4M papers	History 8M papers
Archaeology 6.9M papers	Paleontology 5.5M papers	Hydrology 2 papers
Current
Karst 40k papers
Child
Sinkhole 7,664 papers

Trends

Notes

History