| from the atmosphere | 12 | location |
| quickly | 7 | manner |
| from the natural gas | 7 | other |
| methane → be → removed | 23 |
| methane → be → destroyed | 6 |
| negative | neutral | positive |
| 0.205 | 0.641 | 0.154 |
| Raw frequency | 29 |
| Normalized frequency | 0.481 |
| Modifier score | 0.700 |
| Perplexity | 141.109 |