| Similarity | Rank | |
|---|---|---|
| remediation | 0.778 | 22717 |
| contaminated_soil | 0.591 | 97927 |
| reclamation | 0.558 | 42516 |
| mitigation_of | 0.553 | 39267 |
| rehabilitation_of | 0.536 | 14964 |
| decontamination | 0.522 | 76824 |
| clean-up | 0.518 | 19799 |
| cleanup | 0.513 | 11504 |
| industrial_waste | 0.508 | 70885 |
| brownfield | 0.507 | 98016 |
| contamination | 0.503 | 11533 |
| wastewater_treatment | 0.502 | 51114 |
| environmental_monitoring | 0.493 | 56925 |
| assessment_of | 0.489 | 3371 |
| contamination_of | 0.487 | 34161 |
| environmental_assessment | 0.481 | 57539 |
| industrial_site | 0.480 | 82381 |
| evaluation_of | 0.478 | 2999 |
| toxic_waste | 0.476 | 66397 |
| wastewater | 0.475 | 16254 |
| solid_waste_management | 0.473 | 88395 |
| investigation_of | 0.473 | 6492 |
| water_pollution | 0.472 | 34005 |
| hazardous_substance | 0.467 | 62680 |
| effluent | 0.466 | 39640 |