Across
- 3. final non-toxic product of chlorinated ethene degradation
- 6. ex-situ soil mixed with water
- 10. injecting air into saturated zones
- 12. ex-situ soil treatment in piles
- 13. breakdown into water and CO₂
- 15. spreading contaminated soil on land
- 16. molecules reducing surface tension
- 18. process using microorganisms to remove pollutants
- 19. pollution type including plastics
- 20. thermophilic microbial degradation
Down
- 1. factor that slows bioventing when low
- 2. passive natural in-situ bioremediation
- 4. main microorganisms in activated sludge
- 5. supplying oxygen to contaminated soil
- 7. bioremediation occurring at the contamination site
- 8. using plants to remove pollutants
- 9. adding external microorganisms
- 11. adding nutrients to stimulate microbes
- 14. gene transfer via bacteriophages
- 17. engineered microorganisms for remediation