- Remote Sensing/Photogrammetry 22
- Earth Sciences, general 21
- Earth System Sciences 19
- Geophysics/Geodesy 19
- Climate Change 18
- Science, Humanities and Social Sciences, multidisciplinary 12
- Biological and Medical Physics, Biophysics 10
- Chemistry/Food Science, general 10
- Engineering, general 10
- Life Sciences, general 10
- Physics, general 10
- Archaeology 9
- Computer Applications 9
- Environment, general 5
- Geotechnical Engineering & Applied Earth Sciences 4
- Hydrology/Water Resources 4
- Atmospheric Sciences 3
- Civil Engineering 3
- Hydrogeology 3
- Monitoring/Environmental Analysis 3