How many years of comparable data are there for Samoa 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 Waste (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Samoa vs Ukraine: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square

Samoa

0 Mt CO2e per square kilometre

in 2023

Ukraine

0 Mt CO2e per square kilometre

in 2023

Samoa rank

111th

Ukraine rank

114th

Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square over time

Samoa
Ukraine

How they compare

Samoa 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.

That makes Samoa's figure about 1.1 times Ukraine's.

The two have swapped places 1 time across 32 shared years of data; in 1992 it was Ukraine ahead.

Samoa ranks 111th and Ukraine ranks 114th of 203 countries.

Across the 4 decades both report, Samoa averaged higher in 1 and Ukraine in 3.

Head to head by decade

Decade	Samoa	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	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from waste (mt co2e), per square, Samoa or Ukraine?: Samoa, 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 waste (mt co2e), per square between Samoa and Ukraine?: 0 Mt CO2e per square kilometre, with Samoa ahead.
How many years of comparable data are there for Samoa and Ukraine?: 32 years are reported by both, from 1992 to 2023.
How do Samoa and Ukraine rank globally for nitrous oxide (n2o) emissions from waste (mt co2e), per square?: Samoa ranks 111th and Ukraine ranks 114th of 203 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Samoa vs Ukraine: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-square-kilometre/samoa/ukraine/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-square-kilometre/samoa/ukraine/">Samoa vs Ukraine: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Waste (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: 18 September 2026

Nitrous oxide (N2O) emissions from Waste (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.