SUBJECT
Natural resources
Remote sensing
5
Geographic information systems
3
Conservation of natural resources
2
Environmental economics
2
Forests and forestry
2
Human ecology
2
Management
2
Recycling (Waste, etc.)
2
Valuation
2
Aerial photogrammetry
1
Environmental auditing
1
Environmental monitoring
1
Environmental policy
1
Land
1
Photographic interpretation
1
Renewable energy sources
1
Resource allocation
1
Sustainable agriculture
1
Sustainable development
1
Sustainable urban development
1