| Typicality: | 0.419 |
| Saliency: | 0.397 |
| to be relevant | 3 | purpose |
| with the proliferation of renewable energy | 3 | other |
| in providing high quality drinking water | 2 | other |
| utility → face → new challenges | 5 |
| utility → face → significant challenges | 3 |
| utility → face → numerous challenges | 3 |
| utility → face → many challenges | 3 |
| negative | neutral | positive |
| 0.277 | 0.499 | 0.223 |
| Raw frequency | 14 |
| Normalized frequency | 0.397 |
| Modifier score | 0.500 |
| Perplexity | 77.578 |