| Similarity | Rank | |
|---|---|---|
| C02 | 0.955 | 94587 |
| dioxide | 0.887 | 10273 |
| emissions | 0.858 | 4569 |
| gases | 0.834 | 11662 |
| NOx | 0.822 | 55787 |
| carbon | 0.814 | 3087 |
| gasses | 0.812 | 45276 |
| SO2 | 0.810 | 90224 |
| co2 | 0.810 | 72066 |
| GHGs | 0.798 | 91201 |
| Dioxide | 0.798 | 69551 |
| methane | 0.793 | 19799 |
| GHG | 0.793 | 30079 |
| nitrogen | 0.768 | 12237 |
| emission | 0.763 | 13146 |
| ozone | 0.755 | 18222 |
| Nitrogen | 0.750 | 45976 |
| particulates | 0.750 | 55487 |
| particulate | 0.739 | 32316 |
| greenhouse | 0.737 | 8346 |
| refrigerants | 0.733 | 92454 |
| hydrocarbons | 0.733 | 32458 |
| combustion | 0.729 | 15295 |
| Emissions | 0.727 | 37744 |
| Methane | 0.724 | 69623 |