Topic
Geography, Planning and Development
Ecology
94
General Earth and Planetary Sciences
94
Earth-Surface Processes
15
Tourism, Leisure and Hospitality Management
6
Transportation
6
Earth and Planetary Sciences (miscellaneous)
5
General Environmental Science
4
General Medicine
4
Environmental Science (miscellaneous)
3
Management, Monitoring, Policy and Law
3
Arts and Humanities (miscellaneous)
2
History
2
Cultural Studies
1
Development
1
Economic Geology
1
General Agricultural and Biological Sciences
1
Public Administration
1
Water Science and Technology
1