Greenhouse gas emissions by sector in Ireland
Ireland: Greenhouse gas emissions by sector was 23.31 million tonnes in 2023. ▬ Flat
Greenhouse gas emissions by sector in Ireland, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
Ireland recorded 23.31 million tonnes for greenhouse gas emissions by sector in 2023.
That represents a change of down 2.4% on the previous year and down 3.9% over ten years.
Over the whole period, greenhouse gas emissions by sector in Ireland peaked at 26.19 million tonnes in 2017 and was at its lowest, 22.96 million tonnes, in 1990.
Ireland ranks 56th of 193 regions on this measure, in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 23.97 million tonnes | 22.96 million tonnes | 25.24 million tonnes | 10 |
| 2000s | 24.87 million tonnes | 23.95 million tonnes | 25.67 million tonnes | 10 |
| 2010s | 24.34 million tonnes | 23.01 million tonnes | 26.19 million tonnes | 10 |
| 2020s | 23.90 million tonnes | 23.31 million tonnes | 24.43 million tonnes | 4 |
Countries ranked near Ireland
More climate change data for Ireland
- Share of global CO₂ emissions and population 0.1% (2100)
- Population growth 1.6% (2025)
- Population, total 5.48 million (2025)
- Urban population growth 2.0% (2025)
- Urban population 3.54 million (2025)
- Urban population 64.6% (2025)
- CO₂ emissions per capita vs. GDP per capita 6.34 tonnes per person (2024)
- Cumulative CO₂ emissions 2.37 billion tonnes (2024)
- CO₂ emissions per capita 6.34 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 6.34 tonnes per person (2024)
Frequently asked questions
- What is greenhouse gas emissions by sector in Ireland?
- Greenhouse gas emissions by sector in Ireland was 23.31 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions by sector recorded in Ireland?
- The highest recorded value was 26.19 million tonnes in 2017.
- What is the lowest greenhouse gas emissions by sector recorded in Ireland?
- The lowest recorded value was 22.96 million tonnes in 1990.
- How does Ireland rank for greenhouse gas emissions by sector?
- Ireland ranks 56th out of 193 regions with data for 2023.
- Is greenhouse gas emissions by sector rising or falling in Ireland?
- Over the last ten years it is down 3.9%. The long-run trend across the full record is flat.
- Where does this Ireland data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of Greenhouse gas emissions by sector. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes of carbon dioxide-equivalents.