| Typicality: | 0.531 |
| Saliency: | 0.355 |
| over the arctic | 5 | location |
| to form ozone | 2 | purpose |
| quickly | 2 | manner |
| methane → break down in → the atmosphere | 9 |
| methane → be broken down in → the atmosphere | 7 |
| negative | neutral | positive |
| 0.260 | 0.654 | 0.086 |
| Raw frequency | 16 |
| Normalized frequency | 0.355 |
| Modifier score | 0.900 |
| Perplexity | 26.028 |