| Similarity | Rank | |
|---|---|---|
| pollution | 0.744 | 2289 |
| ecological | 0.735 | 7231 |
| sustainability | 0.713 | 18654 |
| bs7750 | 0.702 | 97611 |
| biodiversity | 0.700 | 24873 |
| geoscience | 0.696 | 54525 |
| pesticides | 0.686 | 63490 |
| esas | 0.684 | 46232 |
| ipcc | 0.684 | 40905 |
| conservation | 0.679 | 2346 |
| over-consumption | 0.675 | 67977 |
| hse | 0.670 | 17244 |
| politicoeconomic | 0.670 | 71512 |
| unep | 0.668 | 21823 |
| yablokov | 0.663 | 95986 |
| wmo | 0.663 | 96739 |
| reforestation | 0.653 | 43916 |
| worldwatch | 0.650 | 73961 |
| land-use | 0.649 | 20015 |
| pressures | 0.647 | 94071 |
| hsc | 0.647 | 48139 |
| environment | 0.647 | 791 |
| environmentally-sensitive | 0.647 | 88048 |
| cefic | 0.647 | 76159 |
| telematic | 0.646 | 93311 |