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

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.

Greece vs United States: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per

Greece

0.0001 Mt CO2e per square kilometre

in 2023

United States

0.0001 Mt CO2e per square kilometre

in 2023

Greece rank

90th

United States rank

88th

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

Greece
United States

How they compare

United States currently reports 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Greece, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 2 times across 54 shared years of data; in 1970 it was United States ahead.

Greece ranks 90th and United States ranks 88th of 203 countries.

Across the 6 decades both report, Greece averaged higher in 3 and United States in 3.

Head to head by decade

Decade	Greece	United States	Difference	Ahead
1970s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	United States
1980s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	United States
1990s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Greece
2000s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Greece
2010s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Greece
2020s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions (total) excluding lulucf (mt co2e), per, Greece or United States?: United States, at 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Greece as of 2023.
What is the difference in methane (ch4) emissions (total) excluding lulucf (mt co2e), per between Greece and United States?: 0 Mt CO2e per square kilometre, with United States ahead.
How many years of comparable data are there for Greece and United States?: 54 years are reported by both, from 1970 to 2023.
How do Greece and United States rank globally for methane (ch4) emissions (total) excluding lulucf (mt co2e), per?: Greece ranks 90th and United States ranks 88th 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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Greece vs United States: 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/greece/united-states/

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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.