| Similarity | Rank | |
|---|---|---|
| climatic_change | 0.751 | 79774 |
| global_change | 0.738 | 38598 |
| human_impact | 0.672 | 82966 |
| climate_change | 0.671 | 1527 |
| change_climate | 0.670 | 70307 |
| global_climate_change | 0.669 | 29854 |
| a_change_climate | 0.659 | 77526 |
| and_economic_change | 0.652 | 85577 |
| climate_variability | 0.646 | 91277 |
| the_effect_of_climate_change | 0.643 | 44525 |
| societal_change | 0.641 | 98861 |
| climate_change_impact | 0.637 | 52284 |
| environmental_condition | 0.629 | 22593 |
| social_change | 0.629 | 10744 |
| the_impact_of_climate_change | 0.624 | 33444 |
| land_use_change | 0.623 | 61668 |
| change_environment | 0.614 | 46370 |
| environmental_degradation | 0.609 | 26308 |
| environmental_challenge | 0.604 | 68452 |
| environmental_factor | 0.603 | 26893 |
| ecological_system | 0.603 | 67262 |
| economic_change | 0.602 | 96506 |
| loss_of_biodiversity | 0.600 | 94363 |
| biodiversity_loss | 0.599 | 86453 |
| cultural_change | 0.597 | 30206 |