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

50 years are reported by both, from 1975 to 2024.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iceland vs Tonga: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per

Iceland

0 Mt CO2e per US$ of GDP

in 2024

Tonga

0 Mt CO2e per US$ of GDP

in 2024

Iceland rank

184th

Tonga rank

184th

Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per over time

Iceland
Tonga

How they compare

Iceland currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Tonga, a difference of 0 Mt CO2e per US$ of GDP.

The two have swapped places 3 times across 50 shared years of data; in 1975 it was Iceland ahead.

Iceland ranks 184th and Tonga ranks 184th of 191 countries.

Across the 6 decades both report, Iceland averaged higher in 1 and Tonga in 3.

Head to head by decade

Decade	Iceland	Tonga	Difference	Ahead
1970s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Iceland
1980s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	—
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Tonga
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Tonga
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	—
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from power industry (energy) (mt co2e), per, Iceland or Tonga?: Iceland, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Tonga as of 2024.
What is the difference in methane (ch4) emissions from power industry (energy) (mt co2e), per between Iceland and Tonga?: 0 Mt CO2e per US$ of GDP, with Iceland ahead.
How many years of comparable data are there for Iceland and Tonga?: 50 years are reported by both, from 1975 to 2024.
How do Iceland and Tonga rank globally for methane (ch4) emissions from power industry (energy) (mt co2e), per?: Iceland ranks 184th and Tonga ranks 184th of 191 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iceland vs Tonga: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-power-industry-energy-mt-co2e-per-unit-of-gdp/iceland/tonga/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-power-industry-energy-mt-co2e-per-unit-of-gdp/iceland/tonga/">Iceland vs Tonga: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 238 places, 12,139 data points, 1970–2024
Last refreshed: 21 September 2026

Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.