- Geotechnical Engineering & Applied Earth Sciences 6
- Earth Sciences, general 3
- Geology 3
- Biogeosciences 2
- Civil Engineering 2
- Geochemistry 2
- Geophysics/Geodesy 2
- Hydrogeology 2
- Environmental Management 1
- Mineral Resources 1
- Natural Hazards 1
- Terrestrial Pollution 1
- Waste Management/Waste Technology 1