Hong Kong vs Ireland: Cumulative CO₂ emissions from oil
Hong Kong
721.09 million tonnes
in 2024
Ireland
1.04 billion tonnes
in 2024
Hong Kong rank
69th
Ireland rank
66th
Cumulative CO₂ emissions from oil over time
- Hong Kong
- Ireland
How they compare
Ireland currently reports 1.04 billion tonnes against 721.09 million tonnes in Hong Kong, a difference of 316.42 million tonnes.
That makes Ireland's figure about 1.4 times Hong Kong's.
Across all 75 years both countries report, Ireland has been ahead every year.
Hong Kong ranks 69th and Ireland ranks 66th of 215 countries.
Ireland has averaged higher in every one of the 8 decades both report.
Head to head by decade
| Decade | Hong Kong | Ireland | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 6.78 million tonnes | 9.47 million tonnes | 2.69 million tonnes | Ireland |
| 1960s | 34.80 million tonnes | 49.79 million tonnes | 14.99 million tonnes | Ireland |
| 1970s | 113.42 million tonnes | 159.40 million tonnes | 45.99 million tonnes | Ireland |
| 1980s | 248.66 million tonnes | 302.28 million tonnes | 53.62 million tonnes | Ireland |
| 1990s | 359.27 million tonnes | 435.77 million tonnes | 76.50 million tonnes | Ireland |
| 2000s | 515.99 million tonnes | 650.93 million tonnes | 134.94 million tonnes | Ireland |
| 2010s | 624.23 million tonnes | 860.11 million tonnes | 235.88 million tonnes | Ireland |
| 2020s | 702.39 million tonnes | 1,000.00 million tonnes | 297.61 million tonnes | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher cumulative co₂ emissions from oil, Hong Kong or Ireland?
- Ireland, at 1.04 billion tonnes against 721.09 million tonnes in Hong Kong as of 2024.
- What is the difference in cumulative co₂ emissions from oil between Hong Kong and Ireland?
- 316.42 million tonnes, with Ireland ahead.
- How many years of comparable data are there for Hong Kong and Ireland?
- 75 years are reported by both, from 1950 to 2024.
- How do Hong Kong and Ireland rank globally for cumulative co₂ emissions from oil?
- Hong Kong ranks 69th and Ireland ranks 66th of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Cumulative CO₂ emissions from oil. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Cumulative emissions of carbon dioxide (CO₂) from oil since the first year of available data, measured in tonnes.