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Top Terms > Environment > Environmental quality > Pollution > Pollution of specific environments > Air pollution > Air pollution sources

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Air pollution sources (Jfgbbu)

Broader Term
Air pollution (Jfgbb)
Narrower Terms
Mobile sources (Jfgbbum)
Stationary sources (Jfgbbus)
Related Terms (Hierarchical)
Greenhouse effect (Jfgbbg)
Smog (Jfgbbs)