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Materia
- Environmental Science 9
- History 4
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- Agriculture 1
- Archaeology 1
- Earth and Environmental Science: General Interest 1
- Electromagnetics 1
- Environmental Law 1
- Geochemistry and Environmental Chemistry 1
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- Hydrology 1
- International Relations and International Organisations 1
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- Literature 1
- Natural Resource Management 1
- Natural Resource and Environmental Economics 1
- Physics And Astronomy 1
- Politics and International Relations 1