Portugal vs Slovakia: Carbon price vs. share of global CO₂ emissions covered
Portugal
83.7 constant 2021 US$ per tonne of CO₂ equivalents
in 2025
Slovakia
84.03 constant 2021 US$ per tonne of CO₂ equivalents
in 2025
Portugal rank
12th
Slovakia rank
11th
Carbon price vs. share of global CO₂ emissions covered over time
- Portugal
- Slovakia
How they compare
Slovakia currently reports 84.03 constant 2021 US$ per tonne of CO₂ equivalents against 83.7 constant 2021 US$ per tonne of CO₂ equivalents in Portugal, a difference of 0.33 constant 2021 US$ per tonne of CO₂ equivalents.
The two have swapped places 2 times across 36 shared years of data; in 1990 it was Slovakia ahead.
Portugal ranks 12th and Slovakia ranks 11th of 200 countries.
Slovakia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Portugal | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | — |
| 2000s | 10.44 constant 2021 US$ per tonne of CO₂ equivalents | 11.27 constant 2021 US$ per tonne of CO₂ equivalents | 0.8269 constant 2021 US$ per tonne of CO₂ equivalents | Slovakia |
| 2010s | 13.45 constant 2021 US$ per tonne of CO₂ equivalents | 16.18 constant 2021 US$ per tonne of CO₂ equivalents | 2.73 constant 2021 US$ per tonne of CO₂ equivalents | Slovakia |
| 2020s | 56.28 constant 2021 US$ per tonne of CO₂ equivalents | 78.69 constant 2021 US$ per tonne of CO₂ equivalents | 22.41 constant 2021 US$ per tonne of CO₂ equivalents | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon price vs. share of global co₂ emissions covered, Portugal or Slovakia?
- Slovakia, at 84.03 constant 2021 US$ per tonne of CO₂ equivalents against 83.7 constant 2021 US$ per tonne of CO₂ equivalents in Portugal as of 2025.
- What is the difference in carbon price vs. share of global co₂ emissions covered between Portugal and Slovakia?
- 0.33 constant 2021 US$ per tonne of CO₂ equivalents, with Slovakia ahead.
- How many years of comparable data are there for Portugal and Slovakia?
- 36 years are reported by both, from 1990 to 2025.
- How do Portugal and Slovakia rank globally for carbon price vs. share of global co₂ emissions covered?
- Portugal ranks 12th and Slovakia ranks 11th of 200 countries.
- Where does this data come from?
- Dolphin and Merkle (2024) – with major processing by Our World in Data, published as Carbon price vs. share of global CO₂ emissions covered. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
This data is expressed in US dollars. It is adjusted for inflation but does not account for differences in the cost of living between countries.