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

54 years are reported by both, from 1970 to 2023.

Where does this data come from?

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

Finland vs Portugal: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt)

Finland

0 Mt CO2e per square kilometre

in 2023

Portugal

0 Mt CO2e per square kilometre

in 2023

Finland rank

25th

Portugal rank

24th

Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) over time

Finland
Portugal

How they compare

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

The two have swapped places 4 times across 54 shared years of data; in 1970 it was Portugal ahead.

Finland ranks 25th and Portugal ranks 24th of 193 countries.

Across the 6 decades both report, Finland averaged higher in 1 and Portugal in 5.

Head to head by decade

Decade	Finland	Portugal	Difference	Ahead
1970s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Portugal
1980s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Portugal
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Portugal
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Portugal
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Portugal
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Finland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from industrial combustion (energy) (mt), Finland or Portugal?: Portugal, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Finland as of 2023.
What is the difference in nitrous oxide (n2o) emissions from industrial combustion (energy) (mt) between Finland and Portugal?: 0 Mt CO2e per square kilometre, with Portugal ahead.
How many years of comparable data are there for Finland and Portugal?: 54 years are reported by both, from 1970 to 2023.
How do Finland and Portugal rank globally for nitrous oxide (n2o) emissions from industrial combustion (energy) (mt)?: Finland ranks 25th and Portugal ranks 24th of 193 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Finland vs Portugal: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt). Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-combustion-energy-mt-co2e-per-square-kilometre/finland/portugal/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-combustion-energy-mt-co2e-per-square-kilometre/finland/portugal/">Finland vs Portugal: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt)</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (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: 240 places, 12,327 data points, 1970–2023
Last refreshed: 19 September 2026

Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (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.