- Biochemistry, general 4
- Biotechnology 3
- Educational Technology 3
- Pharmacology/Toxicology 3
- Pharmacy 3
- Education, general 2
- Environment, general 2
- Learning and Instruction 2
- Science Education 2
- Administration, Organization and Leadership 1
- Atmospheric Protection/Air Quality Control/Air Pollution 1
- Cell Biology 1
- Developmental Biology 1
- Ecotoxicology 1
- Education Policy 1
- Educational Policy and Politics 1
- Energy Efficiency 1
- Energy Policy, Economics and Management 1
- Environmental Chemistry 1
- Environmental Economics 1