- Geophysics/Geodesy 30
- Atmospheric Sciences 26
- Meteorology 19
- Climatology 18
- Oceanography 15
- Science, Humanities and Social Sciences, multidisciplinary 15
- Science, multidisciplinary 15
- Climate Change/Climate Change Impacts 7
- Atmospheric Protection/Air Quality Control/Air Pollution 5
- Earth Sciences, general 5
- Environment, general 3
- Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution 3
- Climate Change 2
- Environmental Law/Policy/Ecojustice 2
- Math. Appl. in Environmental Science 2
- Terrestrial Pollution 2
- Biogeosciences 1
- Geophysics and Environmental Physics 1
- Physical Geography 1
- Planetology 1