| Similarity | Rank | |
|---|---|---|
| carbon | 0.706 | 6134 |
| CO2 | 0.588 | 9699 |
| Nitrogen | 0.583 | 83613 |
| Hydrogen | 0.556 | 61006 |
| Oxygen | 0.541 | 59122 |
| Aluminum | 0.539 | 49111 |
| Titanium | 0.539 | 56489 |
| Biomass | 0.528 | 78430 |
| Coal | 0.528 | 37426 |
| climate_Change | 0.525 | 9291 |
| Co_2 | 0.524 | 19859 |
| Fuel | 0.522 | 49349 |
| Nickel | 0.521 | 84611 |
| Polymer | 0.520 | 95101 |
| graphite | 0.517 | 29491 |
| GHG | 0.513 | 70082 |
| Solid | 0.511 | 38893 |
| Silicon | 0.509 | 55065 |
| methane | 0.506 | 14641 |
| Copper | 0.504 | 51880 |
| Aluminium | 0.503 | 65523 |
| Fuels | 0.498 | 93475 |
| Ecosystems | 0.498 | 55203 |
| Steel | 0.498 | 17488 |
| Pollution | 0.495 | 67166 |