- Geographical Information Systems/Cartography 122
- Landscape/Regional and Urban Planning 74
- Remote Sensing/Photogrammetry 71
- Sustainable Development 67
- Physical Geography 50
- Geography, general 37
- Earth Sciences, general 35
- Human Geography 34
- Urban Geography / Urbanism (inc. megacities, cities, towns) 32
- Hydrology/Water Resources 31
- Earth System Sciences 29
- Information Systems and Communication Service 24
- Economic Geography 22
- Geophysics/Geodesy 22
- Environmental Geography 21
- Climate Change/Climate Change Impacts 20
- Information Systems Applications (incl. Internet) 19
- Natural Hazards 17
- Urbanism 17
- Urban Ecology 16