How many years of comparable data are there for Niger and Sweden?

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

Where does this data come from?

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

Niger vs Sweden: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per square

Niger

0 Mt CO2e per square kilometre

in 2023

Sweden

0 Mt CO2e per square kilometre

in 2023

Niger rank

126th

Sweden rank

127th

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

Niger
Sweden

How they compare

Niger currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Sweden, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 1 time across 54 shared years of data; in 1970 it was Sweden ahead.

Niger ranks 126th and Sweden ranks 127th of 197 countries.

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

Head to head by decade

Decade	Niger	Sweden	Difference	Ahead
1970s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden
1980s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Sweden

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from building (energy) (mt co2e), per square, Niger or Sweden?: Niger, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Sweden as of 2023.
What is the difference in methane (ch4) emissions from building (energy) (mt co2e), per square between Niger and Sweden?: 0 Mt CO2e per square kilometre, with Niger ahead.
How many years of comparable data are there for Niger and Sweden?: 54 years are reported by both, from 1970 to 2023.
How do Niger and Sweden rank globally for methane (ch4) emissions from building (energy) (mt co2e), per square?: Niger ranks 126th and Sweden ranks 127th of 197 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Building (Energy) (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Sweden: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per square. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-building-energy-mt-co2e-per-square-kilometre/niger/sweden/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-building-energy-mt-co2e-per-square-kilometre/niger/sweden/">Niger vs Sweden: Methane (CH4) emissions from Building (Energy) (Mt CO2e), per square</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Building (Energy) (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: 244 places, 12,543 data points, 1970–2023
Last refreshed: 22 September 2026

Methane (CH4) emissions from Building (Energy) (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.