Hong Kong
Territory in Asia
In brief
CO₂ emissions, tonnes per person: 4.6 (2024). World rank 146 of 203 (1 = best); in Asia, 29 of 48. All greenhouse gases, tonnes CO₂e per person: 5.4 (2024). World rank 125 of 203 (1 = best); in Asia, 25 of 48. Protected areas: 42% (2025). World rank 9 of 213 (1 = best); in Asia, 2 of 48. From 2015 to 2025: protected areas 41.9% → 42%. Better than all its neighbours (China): protected areas, CO₂ emissions, and all greenhouse gases.
Air and emissions
Nature and water
- Forest cover
- No data
- Protected areas
- 42% 2025
- Renewable fresh water, m³ per person
- No data
- Water stress, share of fresh water withdrawn
- No data