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

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

Where does this data come from?

Statizoid (derived), published as Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of CO₂), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tonga vs Ukraine: Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of)

Tonga

0.0004 units per square kilometre

in 2023

Ukraine

0.0004 units per square kilometre

in 2023

Tonga rank

87th

Ukraine rank

85th

Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of) over time

Tonga
Ukraine

How they compare

Ukraine currently reports 0.0004 units per square kilometre against 0.0004 units per square kilometre in Tonga, a difference of 0 units per square kilometre.

Across all 32 years both countries report, Ukraine has been ahead every year.

Tonga ranks 87th and Ukraine ranks 85th of 199 countries.

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

Head to head by decade

Decade	Tonga	Ukraine	Difference	Ahead
1990s	0.0003 units per square kilometre	0.001 units per square kilometre	0.0007 units per square kilometre	Ukraine
2000s	0.0003 units per square kilometre	0.0008 units per square kilometre	0.0005 units per square kilometre	Ukraine
2010s	0.0003 units per square kilometre	0.0006 units per square kilometre	0.0003 units per square kilometre	Ukraine
2020s	0.0004 units per square kilometre	0.0005 units per square kilometre	0.0001 units per square kilometre	Ukraine

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual net emissions/removals (greenhouse gas, total, metric ton of), Tonga or Ukraine?: Ukraine, at 0.0004 units per square kilometre against 0.0004 units per square kilometre in Tonga as of 2023.
What is the difference in annual net emissions/removals (greenhouse gas, total, metric ton of) between Tonga and Ukraine?: 0 units per square kilometre, with Ukraine ahead.
How many years of comparable data are there for Tonga and Ukraine?: 32 years are reported by both, from 1992 to 2023.
How do Tonga and Ukraine rank globally for annual net emissions/removals (greenhouse gas, total, metric ton of)?: Tonga ranks 87th and Ukraine ranks 85th of 199 countries.
Where does this data come from?: Statizoid (derived), published as Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of CO₂), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tonga vs Ukraine: Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of). Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://climate.statizoid.com/compare/annual-net-emissions-removals-greenhouse-gas-total-metric-ton-of-co2-per-square-kilometre/tonga/ukraine/

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<a href="https://climate.statizoid.com/compare/annual-net-emissions-removals-greenhouse-gas-total-metric-ton-of-co2-per-square-kilometre/tonga/ukraine/">Tonga vs Ukraine: Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of)</a> — Statizoid

About this data

Indicator: Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of CO₂), per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 201 places, 10,149 data points, 1970–2023
Last refreshed: 16 September 2026

Annual Net Emissions/Removals (Greenhouse gas, Total, Metric ton of CO₂) 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.