Climate Change in Tonga
9 indicators covering climate change for Tonga.
| Indicator | Latest | Year | 10-yr change | Rank |
|---|---|---|---|---|
| Population growth | -0.4% | 2025 | up 13.8% | 194th |
| Population, total | 103,742 | 2025 | down 2.2% | 191st |
| Urban population growth | -0.4% | 2025 | up 57.1% | 201st |
| Urban population | 21,948 | 2025 | down 11.0% | 209th |
| Urban population | 21.2% | 2025 | down 9.0% | 209th |
| Terrestrial protected areas | 13.3% | 2025 | down 16.4% | 136th |
| Terrestrial and marine protected areas | 0.1% | 2025 | down 93.3% | 199th |
| Marine protected areas | 0.1% | 2025 | down 93.3% | 139th |
| CPIA public sector management and institutions cluster average | 3.7 1=low to 6=high | 2025 | unchanged | 7th |