| Option A Option B | Flood | Land use | Climate change | Weight ( ) |
| Flood | 1.00 | 0.50 | 0.56 | 0.21 |
| Land use | 2.00 | 1.00 | 0.436 | 0.3 |
| Climate change | 1.79 | 2.29 | 1.00 | 0.49 |
| Sum | 4.79 | 3.79 | 2.00 | 1.00 |