How many years of comparable data are there for Portugal and Ukraine?

32 years are reported by both, from 1992 to 2023.

Where does this data come from?

Statizoid (derived), published as Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Portugal vs Ukraine: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e)

Portugal

0 Mt CO2e per square kilometre

in 2023

Ukraine

0 Mt CO2e per square kilometre

in 2023

Portugal rank

62nd

Ukraine rank

63rd

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) over time

Portugal
Ukraine

How they compare

Portugal currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Ukraine, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 5 times across 32 shared years of data; in 1992 it was Ukraine ahead.

Portugal ranks 62nd and Ukraine ranks 63rd of 203 countries.

Ukraine has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Portugal	Ukraine	Difference	Ahead
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from industrial processes (mt co2e), Portugal or Ukraine?: Portugal, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Ukraine as of 2023.
What is the difference in nitrous oxide (n2o) emissions from industrial processes (mt co2e) between Portugal and Ukraine?: 0 Mt CO2e per square kilometre, with Portugal ahead.
How many years of comparable data are there for Portugal and Ukraine?: 32 years are reported by both, from 1992 to 2023.
How do Portugal and Ukraine rank globally for nitrous oxide (n2o) emissions from industrial processes (mt co2e)?: Portugal ranks 62nd and Ukraine ranks 63rd of 203 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Ukraine: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/portugal/ukraine/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/portugal/ukraine/">Portugal vs Ukraine: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e)</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre
Unit: Mt CO2e per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 250 places, 12,804 data points, 1970–2023
Last refreshed: 19 September 2026

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) 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.