1. Soil-groundwater system
2. Soil degradation and pollution
3. Restoration of degraded areas through land improvement techniques
4. Soil erosion and measures to combat it
5. Rehabilitation of soils in mining and raw material extraction area
6. Treatment of contaminated land
7. Contaminated soil isolation methods
8. Soil decontamination
9. Groundwater treatment
10. Treatment of gaseous pollutants from the soil
11. Risk assessment methods related to polluted sites
12. The application of landscaping to the ecological reconstruction of polluted sites
