About: source of fossil fuel

Head noun: source
Postmodifier: of fossil fuel

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
shale gas	isap:212652691	0.722567
shale oil	isap:209492926	0.665608
oil sand	isap:312264990	0.599141
tar sand	isap:312264993	0.597800
coal	isap:308986902	0.458496