- Ecology 10
- Environmental Management 6
- Science, Humanities and Social Sciences, multidisciplinary 6
- Life Sciences, general 5
- Nature Conservation 5
- Science, multidisciplinary 5
- Landscape Ecology 4
- Landscape/Regional and Urban Planning 4
- Sustainable Development 4
- Microbial Ecology 3
- Microbiology 3
- Plant Sciences 3
- Agriculture 2
- Bioinformatics 2
- Medical Microbiology 2
- Microbial Genetics and Genomics 2
- Plant Physiology 2
- Soil Science & Conservation 2
- Virology 2
- Atmospheric Sciences 1