- Geochemistry 3
- Ecotoxicology 2
- Physical Chemistry 2
- Animal Biochemistry 1
- Animal Physiology 1
- Atmospheric Protection/Air Quality Control/Air Pollution 1
- Atmospheric Sciences 1
- Biochemistry, general 1
- Environment, general 1
- Freshwater & Marine Ecology 1
- Hydrogeology 1
- Nutrition 1
- Pollution, general 1