Ireland vs Portugal: Carbon tax trading coverage
Ireland
91.98
in 2025
Portugal
90.07
in 2025
Ireland rank
2nd
Portugal rank
4th
Carbon tax trading coverage over time
- Ireland
- Portugal
How they compare
Ireland currently reports 91.98 against 90.07 in Portugal, a difference of 1.91.
The two have swapped places 1 time across 37 shared years of data; in 1989 it was Portugal ahead.
Ireland ranks 2nd and Portugal ranks 4th of 200 countries.
Across the 5 decades both report, Ireland averaged higher in 2 and Portugal in 1.
Head to head by decade
| Decade | Ireland | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 | 0 | 0 | — |
| 1990s | 0 | 0 | 0 | — |
| 2000s | 22.7 | 26.1 | 3.4 | Portugal |
| 2010s | 93.3 | 68.57 | 24.73 | Ireland |
| 2020s | 92.08 | 88.81 | 3.26 | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon tax trading coverage, Ireland or Portugal?
- Ireland, at 91.98 against 90.07 in Portugal as of 2025.
- What is the difference in carbon tax trading coverage between Ireland and Portugal?
- 1.91, with Ireland ahead.
- How many years of comparable data are there for Ireland and Portugal?
- 37 years are reported by both, from 1989 to 2025.
- How do Ireland and Portugal rank globally for carbon tax trading coverage?
- Ireland ranks 2nd and Portugal ranks 4th of 200 countries.
- Where does this data come from?
- Our World in Data, published as Carbon tax trading coverage. Statizoid refreshes it automatically from the source and publishes the full history for both places.