Hong Kong vs Italy: Per capita GHG emissions vs. per capita CO₂ emissions
Hong Kong
5.24 tonnes of CO₂ equivalents per person
in 2024
Italy
5.49 tonnes of CO₂ equivalents per person
in 2024
Hong Kong rank
66th
Italy rank
63rd
Per capita GHG emissions vs. per capita CO₂ emissions over time
- Hong Kong
- Italy
How they compare
Italy currently reports 5.49 tonnes of CO₂ equivalents per person against 5.24 tonnes of CO₂ equivalents per person in Hong Kong, a difference of 0.25 tonnes of CO₂ equivalents per person.
The two have swapped places 5 times across 175 shared years of data; in 1850 it was Hong Kong ahead.
Hong Kong ranks 66th and Italy ranks 63rd of 197 countries.
Across the 18 decades both report, Hong Kong averaged higher in 3 and Italy in 15.
Head to head by decade
| Decade | Hong Kong | Italy | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 0.756 tonnes of CO₂ equivalents per person | 0.2941 tonnes of CO₂ equivalents per person | 0.4619 tonnes of CO₂ equivalents per person | Hong Kong |
| 1860s | 0.5296 tonnes of CO₂ equivalents per person | 0.3336 tonnes of CO₂ equivalents per person | 0.196 tonnes of CO₂ equivalents per person | Hong Kong |
| 1870s | 0.4169 tonnes of CO₂ equivalents per person | 0.3954 tonnes of CO₂ equivalents per person | 0.0215 tonnes of CO₂ equivalents per person | Hong Kong |
| 1880s | 0.3805 tonnes of CO₂ equivalents per person | 0.5381 tonnes of CO₂ equivalents per person | 0.1577 tonnes of CO₂ equivalents per person | Italy |
| 1890s | 0.3282 tonnes of CO₂ equivalents per person | 0.6351 tonnes of CO₂ equivalents per person | 0.3069 tonnes of CO₂ equivalents per person | Italy |
| 1900s | 0.2931 tonnes of CO₂ equivalents per person | 0.7912 tonnes of CO₂ equivalents per person | 0.4981 tonnes of CO₂ equivalents per person | Italy |
| 1910s | 0.2609 tonnes of CO₂ equivalents per person | 0.9066 tonnes of CO₂ equivalents per person | 0.6457 tonnes of CO₂ equivalents per person | Italy |
| 1920s | 0.2326 tonnes of CO₂ equivalents per person | 1.06 tonnes of CO₂ equivalents per person | 0.8246 tonnes of CO₂ equivalents per person | Italy |
| 1930s | 0.2266 tonnes of CO₂ equivalents per person | 1.16 tonnes of CO₂ equivalents per person | 0.9338 tonnes of CO₂ equivalents per person | Italy |
| 1940s | 0.2312 tonnes of CO₂ equivalents per person | 0.9193 tonnes of CO₂ equivalents per person | 0.6881 tonnes of CO₂ equivalents per person | Italy |
| 1950s | 1.08 tonnes of CO₂ equivalents per person | 1.88 tonnes of CO₂ equivalents per person | 0.8025 tonnes of CO₂ equivalents per person | Italy |
| 1960s | 1.93 tonnes of CO₂ equivalents per person | 4.37 tonnes of CO₂ equivalents per person | 2.44 tonnes of CO₂ equivalents per person | Italy |
| 1970s | 3.16 tonnes of CO₂ equivalents per person | 7.13 tonnes of CO₂ equivalents per person | 3.97 tonnes of CO₂ equivalents per person | Italy |
| 1980s | 4.99 tonnes of CO₂ equivalents per person | 7.39 tonnes of CO₂ equivalents per person | 2.4 tonnes of CO₂ equivalents per person | Italy |
| 1990s | 6.08 tonnes of CO₂ equivalents per person | 8.55 tonnes of CO₂ equivalents per person | 2.48 tonnes of CO₂ equivalents per person | Italy |
| 2000s | 6.69 tonnes of CO₂ equivalents per person | 8.98 tonnes of CO₂ equivalents per person | 2.29 tonnes of CO₂ equivalents per person | Italy |
| 2010s | 6.57 tonnes of CO₂ equivalents per person | 6.71 tonnes of CO₂ equivalents per person | 0.1443 tonnes of CO₂ equivalents per person | Italy |
| 2020s | 5.14 tonnes of CO₂ equivalents per person | 5.77 tonnes of CO₂ equivalents per person | 0.6286 tonnes of CO₂ equivalents per person | Italy |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher per capita ghg emissions vs. per capita co₂ emissions, Hong Kong or Italy?
- Italy, at 5.49 tonnes of CO₂ equivalents per person against 5.24 tonnes of CO₂ equivalents per person in Hong Kong as of 2024.
- What is the difference in per capita ghg emissions vs. per capita co₂ emissions between Hong Kong and Italy?
- 0.25 tonnes of CO₂ equivalents per person, with Italy ahead.
- How many years of comparable data are there for Hong Kong and Italy?
- 175 years are reported by both, from 1850 to 2024.
- How do Hong Kong and Italy rank globally for per capita ghg emissions vs. per capita co₂ emissions?
- Hong Kong ranks 66th and Italy ranks 63rd of 197 countries.
- Where does this data come from?
- Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data, published as Per capita GHG emissions vs. per capita CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Greenhouse gas emissions are measured in tonnes per person of carbon dioxide-equivalents over a 100-year timescale.