- Agricultural and Food Scientists
- Anthropologists and Archaeologists
- Atmospheric Scientists, including Meteorologists
- Biochemists and Biophysicists
- Biological Technicians
- Chemical Technicians
- Chemists and Material Scientists
- Conservation Scientists and Foresters
- Economists
- Environmental Science and Protection Technicians
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- Environmental Scientists and Specialists
- Epidemiologists
- Forensic Science Technicians
- Geographers
- Geological and Petroleum Technicians
- Geoscientists
- Historians
- Hydrologists
- Medical Scientists
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- Microbiologists
- Nuclear Technicians
- Physicists and Astronomers
- Political Scientists
- Psychologists
- Sociologists
- Survey Researchers
- Urban and Regional Planners
- Zoologists and Wildlife Biologists
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