Industrial and agricultural pollution and the environment.
D000383:Agriculture; D004787:Environmental Pollution; D005504:Food Analysis; D006801:Humans; D006843:Hydrocarbons, Chlorinated; D007221:Industry; D007306:Insecticides; D007854:Lead
D006843:Hydrocarbons, Chlorinated; D007306:Insecticides; D007854:Lead