chapter 1. Remediation engineering : state of the practice -- chapter 2. Contaminant characteristics -- chapter 3. Principles of integrated deisgn -- chapter 4. Remediation hydrogeology -- chapter 5. Dynamic groundwater recirculation -- chapter 6. Injected reagent-based remedies -- chapter 7. In situ treatment of metals -- chapter 8. Sparging, venting, and vacuum-enhanced recovery -- chapter 9. Soil treatment -- chapter 10. Reactive walls -- chapter 11. Emerging trends in environmental remediation.