| Typicality: | 0.464 |
| Saliency: | 0.392 |
| often | 7 | degree |
| in nature | 6 | location |
| to other nations | 3 | transitive-object |
| problem → be → environmental | 55 |
| problem → be related to → environmental | 8 |
| problem → be related to → environmental issues | 6 |
| problem → relate to → environmental | 4 |
| problem → be → environmental issue | 4 |
| problem → be found in → environmental | 3 |
| problem → be associated with → environmental | 3 |
| negative | neutral | positive |
| 0.441 | 0.444 | 0.115 |
| Raw frequency | 83 |
| Normalized frequency | 0.392 |
| Modifier score | 0.644 |
| Perplexity | 117.855 |