Greenhouse gas emissions by sector in Ireland

Ireland: Greenhouse gas emissions by sector was 23.31 million tonnes in 2023. ▬ Flat

Latest (2023)
23.31 million tonnes
Change on year
down 2.4%
World rank
56th
of 193 countries
All-time high
26.19 million tonnes
in 2017
All-time low
22.96 million tonnes
in 1990
Years of data
34
1990–2023

Greenhouse gas emissions by sector in Ireland, 1990–2023

010.0M20.0M30.0M1990200620231990: 23.0M tonnes1991: 23.2M tonnes1992: 23.3M tonnes1993: 23.7M tonnes1994: 23.9M tonnes1995: 23.9M tonnes1996: 23.9M tonnes1997: 24.4M tonnes1998: 25.1M tonnes1999: 25.2M tonnes2000: 25.7M tonnes2001: 25.6M tonnes2002: 25.4M tonnes2003: 25.4M tonnes2004: 25.2M tonnes2005: 24.7M tonnes2006: 24.5M tonnes2007: 24.1M tonnes2008: 23.9M tonnes2009: 24.1M tonnes2010: 23.2M tonnes2011: 23.0M tonnes2012: 24.1M tonnes2013: 24.3M tonnes2014: 24.5M tonnes2015: 24.8M tonnes2016: 25.6M tonnes2017: 26.2M tonnes2018: 24.0M tonnes2019: 23.8M tonnes2020: 24.0M tonnes2021: 24.4M tonnes2022: 23.9M tonnes2023: 23.3M tonnes

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 countries on this measure, in the middle of the range.

Greenhouse gas emissions by sector in Ireland, year by year

Annual values for Greenhouse gas emissions by sector in Ireland, 1990 to 2023.
Year tonnes Change
1990 22.96 million tonnes
1991 23.18 million tonnes +1.0%
1992 23.30 million tonnes +0.5%
1993 23.71 million tonnes +1.8%
1994 23.91 million tonnes +0.8%
1995 23.95 million tonnes +0.2%
1996 23.94 million tonnes -0.0%
1997 24.36 million tonnes +1.8%
1998 25.15 million tonnes +3.2%
1999 25.24 million tonnes +0.4%
2000 25.67 million tonnes +1.7%
2001 25.62 million tonnes -0.2%
2002 25.40 million tonnes -0.9%
2003 25.42 million tonnes +0.1%
2004 25.21 million tonnes -0.8%
2005 24.72 million tonnes -1.9%
2006 24.50 million tonnes -0.9%
2007 24.08 million tonnes -1.7%
2008 23.95 million tonnes -0.5%
2009 24.10 million tonnes +0.6%
2010 23.17 million tonnes -3.9%
2011 23.01 million tonnes -0.7%
2012 24.05 million tonnes +4.5%
2013 24.26 million tonnes +0.9%
2014 24.50 million tonnes +1.0%
2015 24.76 million tonnes +1.1%
2016 25.63 million tonnes +3.5%
2017 26.19 million tonnes +2.2%
2018 23.97 million tonnes -8.5%
2019 23.84 million tonnes -0.5%
2020 23.96 million tonnes +0.5%
2021 24.43 million tonnes +2.0%
2022 23.89 million tonnes -2.2%
2023 23.31 million tonnes -2.4%

Ireland compared with similar countries

  • Ireland's 23.31 million tonnes is above the median for high income countries, which is 5.09 million tonnes, 4.6× the median. (62 countries reporting)
  • Ireland's 23.31 million tonnes is above the median for Europe & Central Asia, which is 6.49 million tonnes, 3.6× the median. (50 countries reporting)

Averages by decade

DecadeAverage LowestHighest 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

  1. 53 Zambia 23.86 million tonnes compare
  2. 54 Belarus 23.57 million tonnes compare
  3. 55 Somalia 23.49 million tonnes compare
  4. 57 Ukraine 23.20 million tonnes compare
  5. 58 Japan 22.77 million tonnes compare
  6. 59 Nepal 20.90 million tonnes compare

See the full ranking of 193 places →

More climate change data for Ireland

All data for Ireland →

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 countries 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.

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CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).

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Greenhouse gas emissions by sector in Ireland. Statizoid, drawing on Climate Watch (2026) – with major processing by Our World in Data. Retrieved 22 September 2026, from https://climate.statizoid.com/stat/ghg-emissions-by-sector/ireland/

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About this data

Indicator
Greenhouse gas emissions by sector
Unit
tonnes
Source
Climate Watch (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 6,559 data points, 1990–2023
Last refreshed

Emissions are measured in tonnes of carbon dioxide-equivalents.