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

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

Where does this data come from?

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

Portugal vs United States: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per capita

Portugal

0 Mt CO2e per person

in 2024

United States

0 Mt CO2e per person

in 2024

Portugal rank

84th

United States rank

83rd

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

Portugal
United States

How they compare

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

The two have swapped places 8 times across 55 shared years of data; in 1970 it was United States ahead.

Portugal ranks 84th and United States ranks 83rd of 197 countries.

Across the 6 decades both report, Portugal averaged higher in 4 and United States in 2.

Head to head by decade

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

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from building (energy) (mt co2e), per capita, Portugal or United States?: United States, at 0 Mt CO2e per person against 0 Mt CO2e per person in Portugal as of 2024.
What is the difference in methane (ch4) emissions from building (energy) (mt co2e), per capita between Portugal and United States?: 0 Mt CO2e per person, with United States ahead.
How many years of comparable data are there for Portugal and United States?: 55 years are reported by both, from 1970 to 2024.
How do Portugal and United States rank globally for methane (ch4) emissions from building (energy) (mt co2e), per capita?: Portugal ranks 84th and United States ranks 83rd of 197 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Building (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs United States: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per capita. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-building-energy-mt-co2e-per-capita/portugal/united-states/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-building-energy-mt-co2e-per-capita/portugal/united-states/">Portugal vs United States: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per capita</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Building (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: 244 places, 13,420 data points, 1970–2024
Last refreshed: 22 September 2026

Methane (CH4) emissions from Building (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.