| Typicality: | 0.415 |
| Saliency: | 0.386 |
| by off-road diesel equipment | 6 | manner |
| by nearly 12 tpd | 5 | other |
| from ships | 2 | other |
| regulation → reduce → emission | 22 |
| regulation → limit → emission | 7 |
| regulation → cut → emission | 4 |
| negative | neutral | positive |
| 0.217 | 0.591 | 0.193 |
| Raw frequency | 33 |
| Normalized frequency | 0.386 |
| Modifier score | 0.500 |
| Perplexity | 34.829 |