- Geology 6
- Geophysics/Geodesy 4
- Mineralogy 4
- Geochemistry 3
- Science, Humanities and Social Sciences, multidisciplinary 3
- Science, multidisciplinary 3
- Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution 3
- Analytical Chemistry 2
- Applied and Technical Physics 2
- Characterization and Evaluation of Materials 2
- Ecotoxicology 2
- Environmental Chemistry 2
- Inorganic Chemistry 2
- Materials Engineering 2
- Materials Science, general 2
- Mineral Resources 2
- Nanotechnology 2
- Sedimentology 2
- Water Quality/Water Pollution 2
- Atmospheric Protection/Air Quality Control/Air Pollution 1