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Materia
- Environmental Science 13
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- Literature 3
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- Area Studies 2
- Earth and Environmental Science: General Interest 2
- History 2
- Natural Resource and Environmental Economics 2
- Philosophy 2
- Politics and International Relations 2
- Agriculture 1
- American History: General Interest 1
- American Studies 1
- Atmospheric Science and Meteorology 1
- Climatology and Climate Change 1
- Computer Science 1
- Economics 1
- Geomorphology and Physical Geography 1
- Horticulture and forestry 1
- Hydrology 1