Shale oil

https://www.wikidata.org/wiki/Q3081242

Field Hierarchy

Parent
Biology 36.5M papers	Chemistry 29.4M papers	Engineering 25.5M papers	Organic chemistry 13.1M papers
Geology 10.5M papers	Ecology 8.2M papers	Paleontology 5.6M papers	Waste management 1.6M papers
Fossil fuel 103k papers		Petroleum 100k papers
Current
Shale oil 6,795 papers
Child
Oil shale gas 1,592 papers	Shale oil extraction 1,508 papers	Shell in situ conversion process 1,213 papers	Synthetic crude 1,118 papers

Trends

Notes

History