Live estimate
Ireland CO₂ Emissions
Ireland emitted 33.3 million tonnes of CO₂ from fossil fuels and industry in 2024: 0.1% of the world total, the 69th most of 213 countries. That is 6.3 tonnes per person, 1.3× the world average of 4.7 t.
Estimated CO₂ emitted by Ireland in 2026 so far
0
0 tonnes since you opened this page · 1 t every second
CO₂ in 2024
33.3 Mt
33.3 million tonnes
World rank
#69
of 213 countries
Share of world
0.1%
world total 38.6 Gt
Per person
6.3 t
world average 4.7 t
Change vs 2023
-0.9%
2023: 33.6 Mt
Historical share
0.1%
#64 since 1750
Trend since 2000
Emissions fell 0.9% in 2024 compared with 2023. Emissions peaked in 2005 at 48.2 million tonnes and are now 31% lower.
Show yearly data (million tonnes)
| Year | CO₂ (Mt) |
|---|---|
| 2024 | 33.3 |
| 2023 | 33.6 |
| 2022 | 36.7 |
| 2021 | 37.5 |
| 2020 | 35.1 |
| 2019 | 37.2 |
| 2018 | 38.9 |
| 2017 | 39.0 |
| 2016 | 40.4 |
| 2015 | 38.7 |
| 2014 | 36.9 |
| 2013 | 37.3 |
| 2012 | 38.2 |
| 2011 | 38.1 |
| 2010 | 41.8 |
| 2009 | 42.2 |
| 2008 | 47.4 |
| 2007 | 47.7 |
| 2006 | 47.6 |
| 2005 | 48.2 |
| 2004 | 46.2 |
| 2003 | 45.7 |
| 2002 | 46.1 |
| 2001 | 47.6 |
| 2000 | 45.2 |
Where it comes from
Oil is the largest source of Ireland’s CO₂, at 56%.
- Coal6%1.9 Mt
- Oil56%18.7 Mt
- Gas31%10.3 Mt
- Cement5%1.8 Mt
- Other industry2%0.6 Mt
How Ireland compares
| Rank | Country | CO₂ 2024 | Share | Per person |
|---|---|---|---|---|
| 67 | Trinidad and Tobago | 34.6 Mt | 0.1% | 22.9 t |
| 68 | Hong Kong | 33.3 Mt | 0.1% | 4.5 t |
| 69 | Ireland | 33.3 Mt | 0.1% | 6.3 t |
| 70 | Dominican Republic | 33.1 Mt | 0.1% | 2.9 t |
| 71 | Tunisia | 32.7 Mt | 0.1% | 2.7 t |
Questions and answers
How much CO₂ does Ireland emit?
Ireland emitted 33.3 million tonnes of CO₂ from fossil fuels and industry in 2024, 0.1% of global emissions. That is about 1 tonnes every second.
What are Ireland’s CO₂ emissions per person?
Ireland emits 6.3 tonnes per person, 1.3× the world average of 4.7 t. Per-person emissions divide the national total by population (5.3 million people in 2024).
Are Ireland’s CO₂ emissions rising or falling?
Emissions fell 0.9% in 2024 compared with 2023. Emissions peaked in 2005 at 48.2 million tonnes and are now 31% lower.
What is the main source of CO₂ emissions in Ireland?
Oil is the largest source, at 56% of Ireland’s fossil and industry CO₂ in 2024 (18.7 million tonnes).
How much has Ireland contributed to historical CO₂ emissions?
Since 1750, Ireland has emitted about 2 billion tonnes of fossil CO₂, 0.1% of the world total, the 64th largest historical contribution.
Related reading
Data: Our World in Data, based on the Global Carbon Project (Global Carbon Budget 2025), CC BY 4.0. Annual figures are fossil-fuel and industry CO₂ for 2024, the latest complete year. Live counters are estimates that assume 2024 emission rates continue. How the counter works →