About: major source of pollution

Premodifier: major
Head noun: source
Postmodifier: of pollution

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
stormwater runoff	isap:390515131	0.720495
refinery	isap:481233061	0.614886
car	isap:209467550	0.568096
coal	isap:308987022	0.351065
transport	isap:133375650	0.240792
vehicle	isap:267870376	0.240636
waste	isap:159309172	0.209625
sediment	isap:480871650	0.194595