| Typicality: | 0.389 |
| Saliency: | 0.326 |
| in the atmosphere | 9 | location |
| compared to co2 | 4 | other |
| much | 4 | degree |
| methane → have → short lifetime | 5 |
| methane → have → shorter lifetime | 5 |
| methane → have → short lifespan | 4 |
| negative | neutral | positive |
| 0.289 | 0.562 | 0.149 |
| Raw frequency | 14 |
| Normalized frequency | 0.326 |
| Modifier score | 0.500 |
| Perplexity | 44.462 |