| Similarity | Rank | |
|---|---|---|
| tropospheric | 0.848 | 67421 |
| fossil-fuel | 0.847 | 76055 |
| 56mbar | 0.846 | 87248 |
| &sub2; | 0.846 | 34174 |
| water-use | 0.844 | 87787 |
| hno | 0.844 | 42043 |
| polonium-210 | 0.841 | 71984 |
| photochemistry | 0.838 | 68167 |
| c02 | 0.838 | 50452 |
| above-ground | 0.838 | 56220 |
| btoe | 0.832 | 85389 |
| catalytically | 0.831 | 88059 |
| legionellae | 0.830 | 75908 |
| mid-latitude | 0.829 | 87854 |
| uv-b | 0.828 | 63631 |
| ozone-destroy | 0.827 | 88366 |
| denitrification | 0.825 | 47547 |
| ruthenium | 0.824 | 96719 |
| polycyclic | 0.823 | 68633 |
| transpiration | 0.822 | 52292 |
| vocs | 0.820 | 67555 |
| fluorocarbon | 0.820 | 92192 |
| mtbe | 0.818 | 87435 |
| hcfc | 0.818 | 89263 |
| condensate | 0.817 | 47200 |