Number of natural hazard processes that can occur simultaneously in forest designated «protection forest» by the cantons (as of 2022) according to the harmonised criteria of SilvaProtect-CH (as of 2022). The following four natural hazard processes can be considered: rockfall, avalanches, hillslope debris flows/landslides, channel processes. Reference: GIS data from the FOEN, 2022
| Code | Text | NFI1 | NFI2 | NFI3 | NFI4 | NFI4b | NFI5 |
|---|---|---|---|---|---|---|---|
| -1 | n/a | x | x | x | x | x | x |
| 0 | no natural hazard | x | x | x | x | x | x |
| 1 | one type | x | x | x | x | x | x |
| 2 | two types | x | x | x | x | x | x |
| 3 | three types | x | x | x | x | x | x |
| 4 | four types | x | x | x | x | x | x |
last calculated: 22.09.2025 15:53:35