Ireland vs Japan: Greenhouse gas emissions by sector
Ireland
23.31 million tonnes
in 2023
Japan
22.77 million tonnes
in 2023
Ireland rank
56th
Japan rank
58th
Greenhouse gas emissions by sector over time
- Ireland
- Japan
How they compare
Ireland currently reports 23.31 million tonnes against 22.77 million tonnes in Japan, a difference of 540,000 tonnes.
The two have swapped places 1 time across 34 shared years of data; in 1990 it was Japan ahead.
Ireland ranks 56th and Japan ranks 58th of 193 countries.
Across the 4 decades both report, Ireland averaged higher in 2 and Japan in 2.
Head to head by decade
| Decade | Ireland | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 23.97 million tonnes | 29.59 million tonnes | 5.62 million tonnes | Japan |
| 2000s | 24.87 million tonnes | 25.88 million tonnes | 1.01 million tonnes | Japan |
| 2010s | 24.34 million tonnes | 23.69 million tonnes | 650,000 tonnes | Ireland |
| 2020s | 23.90 million tonnes | 22.95 million tonnes | 945,000 tonnes | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher greenhouse gas emissions by sector, Ireland or Japan?
- Ireland, at 23.31 million tonnes against 22.77 million tonnes in Japan as of 2023.
- What is the difference in greenhouse gas emissions by sector between Ireland and Japan?
- 540,000 tonnes, with Ireland ahead.
- How many years of comparable data are there for Ireland and Japan?
- 34 years are reported by both, from 1990 to 2023.
- How do Ireland and Japan rank globally for greenhouse gas emissions by sector?
- Ireland ranks 56th and Japan ranks 58th of 193 countries.
- Where does this data come from?
- Climate Watch (2026) – with major processing by Our World in Data, published as Greenhouse gas emissions by sector. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Emissions are measured in tonnes of carbon dioxide-equivalents.