- Soil Science & Conservation 2
- Atmospheric Protection/Air Quality Control/Air Pollution 1
- Computer Appl. in Life Sciences 1
- Ecology 1
- Processor Architectures 1
- Sedimentology 1
- Terrestial Ecology 1
- Waste Management/Waste Technology 1
- Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution 1