| Typicality: | 0.590 |
| Saliency: | 1.000 |
| in the last 300 million years | 17 | temporal |
| much more | 15 | degree |
| to the decline of marine species | 12 | cause |
| ocean → become → more acidic | 337 |
| ocean → be → more acidic | 85 |
| ocean → get → more acidic | 30 |
| ocean → grow → more acidic | 9 |
| ocean → continue to become → more acidic | 6 |
| ocean → become → more and more acidic | 6 |
| ocean → be become → more acidic | 5 |
| negative | neutral | positive |
| 0.643 | 0.312 | 0.045 |
| Raw frequency | 478 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 97.917 |