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

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

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

Armenia vs Portugal: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per

Armenia

0 Mt CO2e per person

in 2024

Portugal

0 Mt CO2e per person

in 2024

Armenia rank

67th

Portugal rank

66th

Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per over time

Armenia
Portugal

How they compare

Portugal currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Armenia, a difference of 0 Mt CO2e per person.

The two have swapped places 4 times across 55 shared years of data; in 1970 it was Portugal ahead.

Armenia ranks 67th and Portugal ranks 66th of 194 countries.

Across the 6 decades both report, Armenia averaged higher in 2 and Portugal in 4.

Head to head by decade

Decade	Armenia	Portugal	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
2000s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
2010s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Armenia
2020s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Armenia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per, Armenia or Portugal?: Portugal, at 0 Mt CO2e per person against 0 Mt CO2e per person in Armenia as of 2024.
What is the difference in nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per between Armenia and Portugal?: 0 Mt CO2e per person, with Portugal ahead.
How many years of comparable data are there for Armenia and Portugal?: 55 years are reported by both, from 1970 to 2024.
How do Armenia and Portugal rank globally for nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per?: Armenia ranks 67th and Portugal ranks 66th of 194 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Armenia vs Portugal: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-transport-energy-mt-co2e-per-capita/armenia/portugal/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-transport-energy-mt-co2e-per-capita/armenia/portugal/">Armenia vs Portugal: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per capita
Unit: Mt CO2e per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 241 places, 13,255 data points, 1970–2024
Last refreshed: 18 September 2026

Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.