| Similarity | Rank | |
|---|---|---|
| ecological | 0.878 | 9588 |
| ecosystems | 0.873 | 13909 |
| conservation | 0.832 | 4776 |
| habitats | 0.829 | 13856 |
| peatlands | 0.829 | 94373 |
| habitat | 0.821 | 7100 |
| wetland | 0.813 | 19211 |
| Biodiversity | 0.810 | 33675 |
| wetlands | 0.809 | 14228 |
| ecology | 0.799 | 15032 |
| deforestation | 0.799 | 27552 |
| desertification | 0.797 | 69099 |
| fauna | 0.782 | 18077 |
| biota | 0.782 | 95999 |
| rainforests | 0.776 | 35372 |
| biosphere | 0.776 | 44340 |
| estuarine | 0.768 | 74970 |
| species' | 0.761 | 65327 |
| reforestation | 0.756 | 57300 |
| ecosystem | 0.754 | 9180 |
| wildlife | 0.752 | 4649 |
| fisheries | 0.750 | 17232 |
| environmental | 0.748 | 1795 |
| transboundary | 0.746 | 87423 |
| forests | 0.741 | 6657 |