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

59 years are reported by both, from 1961 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Comoros vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per

Comoros

0.0377 units per square kilometre

in 2019

Portugal

0.0404 units per square kilometre

in 2019

Comoros rank

54th

Portugal rank

52nd

Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per over time

Comoros
Portugal

How they compare

Portugal currently reports 0.0404 units per square kilometre against 0.0377 units per square kilometre in Comoros, a difference of 0.0027 units per square kilometre.

That makes Portugal's figure about 1.1 times Comoros's.

The two have swapped places 8 times across 59 shared years of data; in 1961 it was Portugal ahead.

Comoros ranks 54th and Portugal ranks 52nd of 189 countries.

Across the 6 decades both report, Comoros averaged higher in 1 and Portugal in 5.

Head to head by decade

Decade	Comoros	Portugal	Difference	Ahead
1960s	0.0337 units per square kilometre	0.0401 units per square kilometre	0.0064 units per square kilometre	Portugal
1970s	0.0419 units per square kilometre	0.0397 units per square kilometre	0.0021 units per square kilometre	Comoros
1980s	0.0365 units per square kilometre	0.043 units per square kilometre	0.0065 units per square kilometre	Portugal
1990s	0.0348 units per square kilometre	0.0421 units per square kilometre	0.0073 units per square kilometre	Portugal
2000s	0.0364 units per square kilometre	0.0392 units per square kilometre	0.0028 units per square kilometre	Portugal
2010s	0.0375 units per square kilometre	0.0387 units per square kilometre	0.0012 units per square kilometre	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) (ar5) - enteric fermentation, per, Comoros or Portugal?: Portugal, at 0.0404 units per square kilometre against 0.0377 units per square kilometre in Comoros as of 2019.
What is the difference in emission totals - emissions (co2eq) (ar5) - enteric fermentation, per between Comoros and Portugal?: 0.0027 units per square kilometre, with Portugal ahead.
How many years of comparable data are there for Comoros and Portugal?: 59 years are reported by both, from 1961 to 2019.
How do Comoros and Portugal rank globally for emission totals - emissions (co2eq) (ar5) - enteric fermentation, per?: Comoros ranks 54th and Portugal ranks 52nd of 189 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Comoros vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per. Statizoid, drawing on Statizoid (derived). Retrieved 02 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-enteric-fermentation-per-square-kilometre/comoros/portugal/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-enteric-fermentation-per-square-kilometre/comoros/portugal/">Comoros vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 189 places, 10,097 data points, 1961–2019
Last refreshed: 02 September 2026

Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation 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.