Portugal vs Spain: Cumulative CO₂ emissions by world region, per square kilometre

Portugal
29,824 tonnes per square kilometre
in 2023
Spain
30,979 tonnes per square kilometre
in 2023
Portugal rank
58th
Spain rank
56th

Cumulative CO₂ emissions by world region, per square kilometre over time

  • Portugal
  • Spain
010.0k20.0k30.0k196119922023

How they compare

Spain currently reports 30,979 tonnes per square kilometre against 29,824 tonnes per square kilometre in Portugal, a difference of 1,155 tonnes per square kilometre.

Across all 63 years both countries report, Spain has been ahead every year.

Portugal ranks 58th and Spain ranks 56th of 204 countries.

Spain has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Portugal Spain Difference Ahead
1960s 3,615 tonnes per square kilometre 3,873 tonnes per square kilometre 257.95 tonnes per square kilometre Spain
1970s 5,302 tonnes per square kilometre 6,243 tonnes per square kilometre 940.86 tonnes per square kilometre Spain
1980s 8,121 tonnes per square kilometre 10,183 tonnes per square kilometre 2,062 tonnes per square kilometre Spain
1990s 12,725 tonnes per square kilometre 14,723 tonnes per square kilometre 1,999 tonnes per square kilometre Spain
2000s 19,463 tonnes per square kilometre 20,821 tonnes per square kilometre 1,358 tonnes per square kilometre Spain
2010s 25,590 tonnes per square kilometre 26,821 tonnes per square kilometre 1,231 tonnes per square kilometre Spain
2020s 29,184 tonnes per square kilometre 30,308 tonnes per square kilometre 1,124 tonnes per square kilometre Spain

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions by world region, per square kilometre, Portugal or Spain?
Spain, at 30,979 tonnes per square kilometre against 29,824 tonnes per square kilometre in Portugal as of 2023.
What is the difference in cumulative co₂ emissions by world region, per square kilometre between Portugal and Spain?
1,155 tonnes per square kilometre, with Spain ahead.
How many years of comparable data are there for Portugal and Spain?
63 years are reported by both, from 1961 to 2023.
How do Portugal and Spain rank globally for cumulative co₂ emissions by world region, per square kilometre?
Portugal ranks 58th and Spain ranks 56th of 204 countries.
Where does this data come from?
Statizoid (derived), published as Cumulative CO₂ emissions by world region, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Spain: Cumulative CO₂ emissions by world region, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://climate.statizoid.com/compare/cumulative-co2-emissions-by-world-region-per-square-kilometre/portugal/spain/

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About this data

Indicator
Cumulative CO₂ emissions by world region, per square kilometre
Unit
tonnes per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
204 places, 11,422 data points, 1961–2023
Last refreshed

Cumulative CO₂ emissions by world region divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.