| sometimes | 6 | temporal |
| with major impact on human societies | 5 | other |
| in some areas | 3 | location |
| change → cause → drought | 15 |
| change → lead to → drought | 14 |
| change → bring → drought | 11 |
| change → result in → drought | 6 |
| change → contribute to → drought | 5 |
| change → be caused by → drought | 4 |
| change → include → drought | 4 |
| negative | neutral | positive |
| 0.546 | 0.429 | 0.025 |
| Raw frequency | 59 |
| Normalized frequency | 0.337 |
| Modifier score | 0.500 |
| Perplexity | 57.612 |