Superfund sites are areas that are polluted with hazardous waste that can be harmful to humans and the environment.
(Superfund sites; are; areas that are polluted with hazardous waste) (areas; are; polluted with hazardous waste) (hazardous waste; can be; harmful to humans and the environment)
Superfund sites areas hazardous waste
are are can be
areas that are polluted with hazardous waste
polluted with hazardous waste
harmful to humans and the environment