Climate Change in Hong Kong
176 indicators covering climate change for Hong Kong.
| Indicator | Latest | Year | 10-yr change | Rank |
|---|---|---|---|---|
| Urban population, per square kilometre | 7,177 units per square kilometre | 2023 | up 5.0% | 4th |
| Population, total, per square kilometre | 7,177 units per square kilometre | 2023 | up 5.0% | 4th |
| Change in per capita CO₂ emissions and GDP | 68,725 international-$ in 2021 prices | 2025 | up 9.5% | 19th |
| Change in CO₂ emissions and GDP | 515.36 billion international-$ in 2021 prices | 2025 | up 12.6% | 49th |
| Global sulphur dioxide (SO₂) emissions by world region | 172,497 tonnes | 2022 | down 64.5% | 44th |
| emissions of air pollutants | 119,214 tonnes | 2022 | down 4.8% | 140th |
| Population in urban agglomerations of more than 1 million | 100.0% | 2025 | up 0.6% | 1st |
| Electricity generation from low-carbon sources | 0.39 terawatt-hours | 2024 | up 875.0% | 148th |
| Electricity generation from low-carbon sources per person | 52.6 kilowatt-hours | 2024 | up 862.5% | 170th |
| Carbon emission intensity vs. GDP per capita | 0.0695 | 2024 | down 34.7% | 160th |
| Share of electricity generation from low-carbon sources | 1.0% | 2024 | up 934.9% | 194th |
| Change in per capita CO₂ emissions and GDP | 48,289 international-$ in 2011 prices | 2022 | up 7.8% | 15th |
| Carbon intensity: CO₂ emissions per dollar of GDP | 0.0862 kilograms per international-$ | 2022 | down 35.5% | 155th |
| Share of global CO₂ emissions from gas | 0.1% | 2024 | up 95.2% | 60th |
| Share of global cumulative CO₂ emissions from burning gas | 0.1% | 2024 | up 39.9% | 79th |
| Annual PM2.5 emissions from wildfires | 2.16 tonnes | 2026 | down 99.8% | 184th |
| Access to electricity, urban, Percent of urban population | 100 | 2022 | unchanged | 1st |
| Annual change in GDP and CO₂ emissions | 3.5% | 2025 | up 46.1% | 97th |
| Annual change in GDP, population and CO₂ emissions | -0.3% | 2025 | down 139.4% | 191st |
| Temperature anomalies vs. latitude | 0.2065 °C | 2025 | down 60.6% | 169th |
| Climate related disasters frequency, Number of Disasters: TOTAL | 3 | 2023 | up 200.0% | 30th |
| People affected by disaster, Number | 205 | 2023 | down 98.6% | 152nd |
| Annual CO₂ emissions | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Annual CO₂ emissions by world region | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Territorial and consumption-based CO₂ emissions | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Carbon dioxide emissions by income level | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Greenhouse gas emissions | 38.91 million tonnes of CO₂ equivalents | 2024 | down 23.3% | 111th |
| Total greenhouse gas emissions, excluding land use and forestry | 38.86 million tonnes of CO₂ equivalents | 2024 | down 23.3% | 76th |
| Methane emissions | 5.15 million tonnes of CO₂ equivalents | 2024 | up 10.7% | 130th |
| Nitrous oxide emissions | 442,131 tonnes of CO₂ equivalents | 2024 | down 23.0% | 152nd |
| CO₂ emissions by fuel or industry | 10.37 million tonnes | 2024 | up 11.9% | 88th |
| Per capita greenhouse gas emissions | 5.25 tonnes of CO₂ equivalents per person | 2024 | down 24.3% | 97th |
| Per capita methane emissions | 0.6943 tonnes of CO₂ equivalents per person | 2024 | up 9.2% | 143rd |
| Per capita CO₂ emissions by fuel type | 1.4 tonnes per person | 2024 | up 10.5% | 117th |
| Annual CO₂ emissions from oil | 10.37 million tonnes | 2024 | up 11.9% | 88th |
| Per capita CO₂ emissions from oil | 1.4 tonnes per person | 2024 | up 10.5% | 117th |
| Annual CO₂ emissions from cement | 610,580 tonnes | 2024 | down 15.8% | 99th |
| Per capita CO₂ emissions from cement | 0.0823 tonnes per person | 2024 | down 16.9% | 95th |
| Carbon intensity of energy | 122.25 grams of CO₂ per kilowatt-hour | 2024 | down 14.8% | 192nd |
| Year-on-year change in CO₂ emissions | 366,864 tonnes | 2024 | down 68.9% | 56th |
| Kaya identity: drivers of CO₂ emissions | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Annual CO₂ emissions from flaring | 0 tonnes | 2024 | — | 105th |
| Per capita CO₂ emissions from flaring | 0 tonnes per person | 2024 | — | 105th |
| Per capita GHG emissions vs. per capita CO₂ emissions | 5.24 tonnes of CO₂ equivalents per person | 2024 | down 24.3% | 66th |
| Per capita GHG emissions vs. per capita CO₂ emissions | 5.25 tonnes of CO₂ equivalents per person | 2024 | down 24.3% | 96th |
| Carbon intensity vs. GDP per capita | 122.25 grams of CO₂ per kilowatt-hour | 2024 | down 14.8% | 192nd |
| Per capita greenhouse gas emissions, excluding land use and forestry | 5.24 tonnes of CO₂ equivalents per person | 2024 | down 24.3% | 67th |
| CO₂ emissions from fossil fuels and land-use change | 33.32 million tonnes | 2024 | down 26.7% | 68th |
| Cumulative CO₂ emissions from oil | 721.09 million tonnes | 2024 | up 16.9% | 69th |
| Cumulative CO₂ emissions from cement | 31.82 million tonnes | 2024 | up 24.1% | 90th |
| Cumulative CO₂ emissions from flaring | 0 tonnes | 2024 | — | 121st |
| Annual percentage change in CO₂ emissions | 1.1% | 2024 | down 58.2% | 137th |
| Share of global greenhouse gas emissions | 0.1% | 2024 | down 26.6% | 111th |
| Greenhouse gas emissions by gas | 442,131 tonnes of CO₂ equivalents | 2024 | down 23.0% | 152nd |
| Share of global methane emissions | 0.1% | 2024 | up 0.3% | 130th |
| Share of global nitrous oxide emissions | 0.0% | 2024 | down 28.3% | 152nd |
| Global warming contributions from fossil fuels and land use | 0.001 °C | 2024 | up 24.0% | 78th |
| Contribution to global mean surface temperature rise from fossil sources | 0.001 °C | 2024 | up 24.0% | 78th |
| Contribution to global mean surface temperature rise from agriculture and land use | 0 °C | 2024 | down 1.8% | 171st |
| Global warming contributions by gas and source | 0 °C | 2024 | up 17.9% | 102nd |