How many years of comparable data are there for Guinea-Bissau 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 (total) excluding LULUCF (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guinea-Bissau vs Portugal: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per capita

Guinea-Bissau

0 Mt CO2e per person

in 2024

Portugal

0 Mt CO2e per person

in 2024

Guinea-Bissau rank

87th

Portugal rank

84th

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

Guinea-Bissau
Portugal

How they compare

Portugal currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Guinea-Bissau, a difference of 0 Mt CO2e per person.

The two have swapped places 6 times across 55 shared years of data; in 1970 it was Portugal ahead.

Guinea-Bissau ranks 87th and Portugal ranks 84th of 203 countries.

Across the 6 decades both report, Guinea-Bissau averaged higher in 3 and Portugal in 3.

Head to head by decade

Decade	Guinea-Bissau	Portugal	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Guinea-Bissau
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Guinea-Bissau
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	Guinea-Bissau
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 (total) excluding lulucf (mt co2e), per capita, Guinea-Bissau or Portugal?: Portugal, at 0 Mt CO2e per person against 0 Mt CO2e per person in Guinea-Bissau as of 2024.
What is the difference in methane (ch4) emissions (total) excluding lulucf (mt co2e), per capita between Guinea-Bissau and Portugal?: 0 Mt CO2e per person, with Portugal ahead.
How many years of comparable data are there for Guinea-Bissau and Portugal?: 55 years are reported by both, from 1970 to 2024.
How do Guinea-Bissau and Portugal rank globally for methane (ch4) emissions (total) excluding lulucf (mt co2e), per capita?: Guinea-Bissau ranks 87th and Portugal ranks 84th of 203 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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

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

About this data

Indicator: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per capita
Unit: Mt CO2e per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 250 places, 13,750 data points, 1970–2024
Last refreshed: 21 September 2026

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