How many years of comparable data are there for Mexico 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 Waste (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Mexico vs Romania: Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre

Mexico

0 Mt CO2e per square kilometre

in 2023

Romania

0 Mt CO2e per square kilometre

in 2023

Mexico rank

84th

Romania rank

83rd

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

Mexico
Romania

How they compare

Romania currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Mexico, 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 Romania ahead.

Mexico ranks 84th and Romania ranks 83rd of 203 countries.

Across the 6 decades both report, Mexico averaged higher in 2 and Romania in 4.

Head to head by decade

Decade	Mexico	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	Mexico
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Mexico
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 waste (mt co2e), per square kilometre, Mexico or Romania?: Romania, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Mexico as of 2023.
What is the difference in methane (ch4) emissions from waste (mt co2e), per square kilometre between Mexico and Romania?: 0 Mt CO2e per square kilometre, with Romania ahead.
How many years of comparable data are there for Mexico and Romania?: 54 years are reported by both, from 1970 to 2023.
How do Mexico and Romania rank globally for methane (ch4) emissions from waste (mt co2e), per square kilometre?: Mexico ranks 84th and Romania ranks 83rd of 203 countries.
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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Mexico vs Romania: 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/mexico/romania/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-waste-mt-co2e-per-square-kilometre/mexico/romania/">Mexico vs Romania: 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.