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

54 years are reported by both, from 1970 to 2023.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

France vs Portugal: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per

France

0.0001 Mt CO2e per square kilometre

in 2023

Portugal

0.0001 Mt CO2e per square kilometre

in 2023

France rank

66th

Portugal rank

68th

Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per over time

France
Portugal

How they compare

France currently reports 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Portugal, a difference of 0 Mt CO2e per square kilometre.

Across all 54 years both countries report, France has been ahead every year.

France ranks 66th and Portugal ranks 68th of 203 countries.

France has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	France	Portugal	Difference	Ahead
1970s	0.0002 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	France
1980s	0.0002 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	France
1990s	0.0002 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	France
2000s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	France
2010s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	France
2020s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	France

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions (total) excluding lulucf (mt co2e), per, France or Portugal?: France, at 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Portugal as of 2023.
What is the difference in methane (ch4) emissions (total) excluding lulucf (mt co2e), per between France and Portugal?: 0 Mt CO2e per square kilometre, with France ahead.
How many years of comparable data are there for France and Portugal?: 54 years are reported by both, from 1970 to 2023.
How do France and Portugal rank globally for methane (ch4) emissions (total) excluding lulucf (mt co2e), per?: France ranks 66th and Portugal ranks 68th of 203 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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France vs Portugal: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/france/portugal/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/france/portugal/">France vs Portugal: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions (total) excluding LULUCF (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: 21 September 2026

Methane (CH4) emissions (total) excluding LULUCF (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.