Macao vs Malta: Methane (CH4) emissions from Waste (Mt CO2e), per square kilometre

Macao
0.0011 Mt CO2e per square kilometre
in 2023
Malta
0.0006 Mt CO2e per square kilometre
in 2023
Macao rank
5th
Malta rank
8th

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

  • Macao
  • Malta
00.0010.0010.0010.001197019962023

How they compare

Macao currently reports 0.0011 Mt CO2e per square kilometre against 0.0006 Mt CO2e per square kilometre in Malta, a difference of 0.0005 Mt CO2e per square kilometre.

That makes Macao's figure about 1.9 times Malta's.

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

Macao ranks 5th and Malta ranks 8th of 203 countries.

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

Head to head by decade

Decade Macao Malta Difference Ahead
1970s 0.0009 Mt CO2e per square kilometre 0.0002 Mt CO2e per square kilometre 0.0007 Mt CO2e per square kilometre Macao
1980s 0.0011 Mt CO2e per square kilometre 0.0002 Mt CO2e per square kilometre 0.0009 Mt CO2e per square kilometre Macao
1990s 0.0012 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre 0.0009 Mt CO2e per square kilometre Macao
2000s 0.0008 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre Macao
2010s 0.001 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre Macao
2020s 0.001 Mt CO2e per square kilometre 0.0006 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre Macao

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, Macao or Malta?
Macao, at 0.0011 Mt CO2e per square kilometre against 0.0006 Mt CO2e per square kilometre in Malta as of 2023.
What is the difference in methane (ch4) emissions from waste (mt co2e), per square kilometre between Macao and Malta?
0.0005 Mt CO2e per square kilometre, with Macao ahead.
How many years of comparable data are there for Macao and Malta?
54 years are reported by both, from 1970 to 2023.
How do Macao and Malta rank globally for methane (ch4) emissions from waste (mt co2e), per square kilometre?
Macao ranks 5th and Malta ranks 8th 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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Macao vs Malta: 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/macao-sar-china/malta/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-waste-mt-co2e-per-square-kilometre/macao-sar-china/malta/">Macao vs Malta: 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

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.