How many years of comparable data are there for Brunei and Romania?

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

Where does this data come from?

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

Brunei vs Romania: Methane (CH4) emissions from Industrial Combustion (Energy) (Mt)

Brunei

0 Mt CO2e per square kilometre

in 2023

Romania

0 Mt CO2e per square kilometre

in 2023

Brunei rank

79th

Romania rank

77th

Methane (CH4) emissions from Industrial Combustion (Energy) (Mt) over time

Brunei
Romania

How they compare

Romania currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Brunei, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 6 times across 54 shared years of data; in 1970 it was Romania ahead.

Brunei ranks 79th and Romania ranks 77th of 193 countries.

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

Head to head by decade

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

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from industrial combustion (energy) (mt), Brunei or Romania?: Romania, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Brunei as of 2023.
What is the difference in methane (ch4) emissions from industrial combustion (energy) (mt) between Brunei and Romania?: 0 Mt CO2e per square kilometre, with Romania ahead.
How many years of comparable data are there for Brunei and Romania?: 54 years are reported by both, from 1970 to 2023.
How do Brunei and Romania rank globally for methane (ch4) emissions from industrial combustion (energy) (mt)?: Brunei ranks 79th and Romania ranks 77th of 193 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Industrial Combustion (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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Brunei vs Romania: Methane (CH4) emissions from Industrial Combustion (Energy) (Mt). Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-industrial-combustion-energy-mt-co2e-per-square-kilometre/brunei-darussalam/romania/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-industrial-combustion-energy-mt-co2e-per-square-kilometre/brunei-darussalam/romania/">Brunei vs Romania: Methane (CH4) emissions from Industrial Combustion (Energy) (Mt)</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Industrial Combustion (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: 240 places, 12,327 data points, 1970–2023
Last refreshed: 22 September 2026

Methane (CH4) emissions from Industrial Combustion (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.