| Similarity | Rank | |
|---|---|---|
| carbon_dioxide | 0.728 | 11994 |
| CO2 | 0.722 | 9699 |
| Carbon | 0.706 | 26584 |
| Co_2 | 0.696 | 19859 |
| greenhouse_gas | 0.681 | 18514 |
| nitrogen | 0.676 | 11773 |
| methane | 0.660 | 14641 |
| greenhouse_gas_emission | 0.629 | 18703 |
| carbon_emission | 0.626 | 20778 |
| hydrogen | 0.622 | 10438 |
| emission | 0.616 | 4559 |
| carbon_dioxide_emission | 0.615 | 61386 |
| sulfur | 0.613 | 33667 |
| fossil_fuel | 0.611 | 9239 |
| carbon_sequestration | 0.603 | 54193 |
| GHG | 0.599 | 70082 |
| Co_2_emission | 0.599 | 88444 |
| CO2_emission | 0.598 | 26256 |
| biomass | 0.594 | 8352 |
| biochar | 0.585 | 50196 |
| organic_matter | 0.578 | 26813 |
| GHG_emission | 0.573 | 52810 |
| phosphorus | 0.572 | 20115 |
| emission_reduction | 0.572 | 34127 |
| lignin | 0.569 | 75500 |