| Similarity | Rank | |
|---|---|---|
| invasive_plant | 0.857 | 57807 |
| native_specie | 0.730 | 45990 |
| habitat_destruction | 0.687 | 88499 |
| habitat_loss | 0.685 | 50927 |
| pest | 0.655 | 8877 |
| aquatic_plant | 0.652 | 85256 |
| native_plant | 0.651 | 20248 |
| habitat | 0.648 | 4131 |
| aquatic_ecosystem | 0.643 | 62506 |
| plant_specie | 0.639 | 37591 |
| eutrophication | 0.639 | 69479 |
| insect_pest | 0.636 | 96907 |
| plant_community | 0.633 | 53542 |
| fish_population | 0.631 | 65010 |
| native_vegetation | 0.630 | 77024 |
| natural_ecosystem | 0.629 | 62077 |
| biodiversity | 0.622 | 5115 |
| pathogen | 0.620 | 11287 |
| human_impact | 0.612 | 82966 |
| marine_debris | 0.610 | 96400 |
| wetland | 0.610 | 5751 |
| habitat_restoration | 0.609 | 84119 |
| ocean_acidification | 0.608 | 42914 |
| natural_area | 0.606 | 32569 |
| marine_ecosystem | 0.605 | 35001 |