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

31 years are reported by both, from 1993 to 2023.

Where does this data come from?

Statizoid (derived), published as Carbon dioxide (CO2) emissions from Industrial Processes (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Eritrea vs Tonga: Carbon dioxide (CO2) emissions from Industrial Processes (Mt CO2e)

Eritrea

0 Mt CO2e per square kilometre

in 2023

Tonga

0 Mt CO2e per square kilometre

in 2023

Eritrea rank

164th

Tonga rank

163rd

Carbon dioxide (CO2) emissions from Industrial Processes (Mt CO2e) over time

Eritrea
Tonga

How they compare

Tonga currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Eritrea, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 2 times across 31 shared years of data; in 1993 it was Tonga ahead.

Eritrea ranks 164th and Tonga ranks 163rd of 203 countries.

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

Head to head by decade

Decade	Eritrea	Tonga	Difference	Ahead
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Tonga
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Tonga
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Tonga
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon dioxide (co2) emissions from industrial processes (mt co2e), Eritrea or Tonga?: Tonga, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Eritrea as of 2023.
What is the difference in carbon dioxide (co2) emissions from industrial processes (mt co2e) between Eritrea and Tonga?: 0 Mt CO2e per square kilometre, with Tonga ahead.
How many years of comparable data are there for Eritrea and Tonga?: 31 years are reported by both, from 1993 to 2023.
How do Eritrea and Tonga rank globally for carbon dioxide (co2) emissions from industrial processes (mt co2e)?: Eritrea ranks 164th and Tonga ranks 163rd of 203 countries.
Where does this data come from?: Statizoid (derived), published as Carbon dioxide (CO2) 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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Eritrea vs Tonga: Carbon dioxide (CO2) emissions from Industrial Processes (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/eritrea/tonga/

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<a href="https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/eritrea/tonga/">Eritrea vs Tonga: Carbon dioxide (CO2) emissions from Industrial Processes (Mt CO2e)</a> — Statizoid

About this data

Indicator: Carbon dioxide (CO2) 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: 20 September 2026

Carbon dioxide (CO2) 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.