More specific terms

• NT climate
• NT climatic phenomenon
• NT ecosystem
• NT education for sustainable development
• NT electrical energy
• NT endangered species
• NT energy
• NT environment
• NT environmental protection
• NT forest
• NT forestry
• NT geophysical environment
• NT landscape
• NT national park
• NT natural resources
• NT noise
• NT nuclear energy
• NT nuclear physics
• NT ocean
• NT pollution
• NT port
• NT renewable energy
• NT sea
• NT waste management
• NT water
• NT watercourse