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

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

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

Denmark vs Portugal: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita

Denmark

0 Mt CO2e per person

in 2024

Portugal

0 Mt CO2e per person

in 2024

Denmark rank

119th

Portugal rank

117th

Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita over time

Denmark
Portugal

How they compare

Portugal currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Denmark, a difference of 0 Mt CO2e per person.

The two have swapped places 1 time across 55 shared years of data; in 1970 it was Denmark ahead.

Denmark ranks 119th and Portugal ranks 117th of 194 countries.

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

Head to head by decade

Decade	Denmark	Portugal	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark
2000s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark
2010s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark
2020s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Denmark

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from transport (energy) (mt co2e), per capita, Denmark or Portugal?: Portugal, at 0 Mt CO2e per person against 0 Mt CO2e per person in Denmark as of 2024.
What is the difference in methane (ch4) emissions from transport (energy) (mt co2e), per capita between Denmark and Portugal?: 0 Mt CO2e per person, with Portugal ahead.
How many years of comparable data are there for Denmark and Portugal?: 55 years are reported by both, from 1970 to 2024.
How do Denmark and Portugal rank globally for methane (ch4) emissions from transport (energy) (mt co2e), per capita?: Denmark ranks 119th and Portugal ranks 117th of 194 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Denmark vs Portugal: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-capita/denmark/portugal/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-capita/denmark/portugal/">Denmark vs Portugal: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per capita
Unit: Mt CO2e per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 241 places, 13,255 data points, 1970–2024
Last refreshed: 21 September 2026

Methane (CH4) emissions from Transport (Energy) (Mt CO2e) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.