| Similarity | Rank | |
|---|---|---|
| carbon_dioxide | 0.824 | 11994 |
| Co_2 | 0.796 | 19859 |
| CO2 | 0.791 | 9699 |
| greenhouse_gas | 0.767 | 18514 |
| ammonia | 0.717 | 28243 |
| hydrocarbon | 0.715 | 21173 |
| carbon_monoxide | 0.697 | 39006 |
| hydrogen | 0.696 | 10438 |
| water_vapour | 0.694 | 85308 |
| combustion_of | 0.693 | 77006 |
| nitrogen_oxide | 0.692 | 78932 |
| water_vapor | 0.690 | 40856 |
| sulfur_dioxide | 0.686 | 93673 |
| NOx | 0.674 | 71494 |
| nitrogen | 0.669 | 11773 |
| natural_gas | 0.665 | 5419 |
| GHG | 0.663 | 70082 |
| carbon | 0.660 | 6134 |
| sulfur | 0.660 | 33667 |
| nitrous_oxide | 0.652 | 58827 |
| fossil_fuel | 0.648 | 9239 |
| our_atmosphere | 0.647 | 72416 |
| emission | 0.643 | 4559 |
| particulate_matter | 0.639 | 54856 |
| emission_from | 0.638 | 32492 |