- Geophysics/Geodesy 90
- Earth Sciences, general 80
- Geotechnical Engineering & Applied Earth Sciences 65
- Civil Engineering 44
- Geography, general 40
- Geology 39
- Environment, general 34
- Geochemistry 34
- Ecology 32
- Mineral Resources 25
- Hydrogeology 24
- Biogeosciences 22
- Atmospheric Sciences 20
- Hydrology/Water Resources 18
- Meteorology 18
- Natural Hazards 18
- Industrial Chemistry/Chemical Engineering 17
- Oceanography 17
- Terrestrial Pollution 17
- Industrial and Production Engineering 16