SUBJECT
- Natural resources
- Environmental policy 3 canlyniadau
- Environmental aspects 2 canlyniadau
- Sustainable development 2 canlyniadau
- Atlases, Philippine 1 canlyniadau
- Biological diversity 1 canlyniadau
- Climate 1 canlyniadau
- Culture 1 canlyniadau
- Developing countries 1 canlyniadau
- Economic conditions 1 canlyniadau
- Economic development 1 canlyniadau
- Environmental protection 1 canlyniadau
- Forests reserves 1 canlyniadau
- Government policy 1 canlyniadau
- Land use 1 canlyniadau
- Local government 1 canlyniadau
- Social conditions 1 canlyniadau