How many years of comparable data are there for Small states and United Kingdom?

54 years are reported by both, from 1970 to 2023.

Where does this data come from?

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

Small states vs United Kingdom: Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre

Small states

0 Mt CO2e per square kilometre

in 2023

United Kingdom

0.0001 Mt CO2e per square kilometre

in 2023

Small states rank

27th

United Kingdom rank

26th

Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre over time

Small states
United Kingdom

How they compare

United Kingdom currently reports 0.0001 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Small states, a difference of 0.0001 Mt CO2e per square kilometre.

That makes United Kingdom's figure about 7.7 times Small states's.

Across all 54 years both countries report, United Kingdom has been ahead every year.

Small states ranks 27th and United Kingdom ranks 26th of 47 groups.

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

Head to head by decade

Decade	Small states	United Kingdom	Difference	Ahead
1970s	0 Mt CO2e per square kilometre	0.0003 Mt CO2e per square kilometre	0.0003 Mt CO2e per square kilometre	United Kingdom
1980s	0 Mt CO2e per square kilometre	0.0003 Mt CO2e per square kilometre	0.0002 Mt CO2e per square kilometre	United Kingdom
1990s	0 Mt CO2e per square kilometre	0.0003 Mt CO2e per square kilometre	0.0003 Mt CO2e per square kilometre	United Kingdom
2000s	0 Mt CO2e per square kilometre	0.0002 Mt CO2e per square kilometre	0.0002 Mt CO2e per square kilometre	United Kingdom
2010s	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	United Kingdom
2020s	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	United Kingdom

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from waste (mt co2e), per square kilometre, Small states or United Kingdom?: United Kingdom, at 0.0001 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Small states as of 2023.
What is the difference in methane (ch4) emissions from waste (mt co2e), per square kilometre between Small states and United Kingdom?: 0.0001 Mt CO2e per square kilometre, with United Kingdom ahead.
How many years of comparable data are there for Small states and United Kingdom?: 54 years are reported by both, from 1970 to 2023.
How do Small states and United Kingdom rank globally for methane (ch4) emissions from waste (mt co2e), per square kilometre?: Small states ranks 27th and United Kingdom ranks 26th of 47 groups.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Small states vs United Kingdom: Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-waste-mt-co2e-per-square-kilometre/small-states/united-kingdom/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-waste-mt-co2e-per-square-kilometre/small-states/united-kingdom/">Small states vs United Kingdom: Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Waste (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 from Waste (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.