Hydrogeology

https://www.wikidata.org/wiki/Q179509

Field Hierarchy

Parent
Engineering 25.7M papers	Geology 10.6M papers	Geotechnical engineering 2.2M papers	Hydrology 2 papers
Current
Hydrogeology 51.1k papers
Child
Metamorphic petrology 9,493 papers	Regional geology 6,499 papers	Telmatology 5,928 papers	Environmental geology 5,118 papers
Economic geology 4,642 papers	Glaciology 2,295 papers	Geobiology 2,069 papers

Trends

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History