remediation  search
NTbioremediation
RTbiodegradation
 bioreclamation
 constructed wetlands
 incineration
 leaking underground storage tanks
 mitigation
 pollution
 pump-and-treat
 reclamation
 soil treatment
 soil vapor extraction
 soil venting
 strip mining
 waste disposal
 waste management
 water treatmen
SNBefore 1993, also search reclamation, water treatment or soil treatment if applicable. Added to Thesaurus in 1993.