| Types | Soil Degradation |
| Mapped units with human-induced soil degradation | |
| W: Water Erosion | Wt: Loss of topsoil |
| Wd: Terrain definition/mass movement | |
| C: Chemical Deterioration | Cn: Loss of nutrients and/or organic matter |
| Cs: Salinization | |
| Ca: Acidification | |
| Cp: Pollution | |
| Mapped units without Human-Induced Soil Degradation | |
| S: Stable terrain | SN: Stable terrain under natural conditions |
| SA: Stable terrain with permanent agriculture | |
| SR: Terrain stabilized by human intervention | |
| SR: Terrain stabilized by human intervention | |