| Similarity | Rank | |
|---|---|---|
| Co_2 | 0.896 | 19859 |
| carbon_dioxide | 0.885 | 11994 |
| greenhouse_gas | 0.797 | 18514 |
| methane | 0.791 | 14641 |
| CO2_emission | 0.761 | 26256 |
| GHG | 0.760 | 70082 |
| Co_2_emission | 0.742 | 88444 |
| carbon_dioxide_emission | 0.736 | 61386 |
| carbon | 0.722 | 6134 |
| NOx | 0.716 | 71494 |
| emission | 0.713 | 4559 |
| carbon_emission | 0.697 | 20778 |
| water_vapour | 0.689 | 85308 |
| greenhouse_gas_emission | 0.688 | 18703 |
| water_vapor | 0.682 | 40856 |
| nitrogen_oxide | 0.673 | 78932 |
| GHG_emission | 0.661 | 52810 |
| our_atmosphere | 0.660 | 72416 |
| combustion_of | 0.654 | 77006 |
| reduce_emission | 0.653 | 41104 |
| the_greenhouse_effect | 0.653 | 87706 |
| nitrous_oxide | 0.652 | 58827 |
| fossil_fuel | 0.646 | 9239 |
| nitrogen | 0.646 | 11773 |
| sulfur_dioxide | 0.642 | 93673 |