Macao vs Singapore: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square

Macao
0.0001 Mt CO2e per square kilometre
in 2023
Singapore
0 Mt CO2e per square kilometre
in 2023
Macao rank
1st
Singapore rank
3rd

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

  • Macao
  • Singapore
000000197019962023

How they compare

Macao currently reports 0.0001 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Singapore, a difference of 0.0001 Mt CO2e per square kilometre.

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

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

Macao ranks 1st and Singapore ranks 3rd of 194 countries.

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

Head to head by decade

Decade Macao Singapore Difference Ahead
1970s 0 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre Macao
1980s 0.0001 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre Macao
1990s 0.0002 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre Macao
2000s 0.0002 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre Macao
2010s 0.0001 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre Macao
2020s 0.0001 Mt CO2e per square kilometre 0 Mt CO2e per square kilometre 0 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 transport (energy) (mt co2e), per square, Macao or Singapore?
Macao, at 0.0001 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Singapore as of 2023.
What is the difference in methane (ch4) emissions from transport (energy) (mt co2e), per square between Macao and Singapore?
0.0001 Mt CO2e per square kilometre, with Macao ahead.
How many years of comparable data are there for Macao and Singapore?
54 years are reported by both, from 1970 to 2023.
How do Macao and Singapore rank globally for methane (ch4) emissions from transport (energy) (mt co2e), per square?
Macao ranks 1st and Singapore ranks 3rd of 194 countries.
Where does this data come from?
Statizoid (derived), published as Methane (CH4) emissions from Transport (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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Macao vs Singapore: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-square-kilometre/macao-sar-china/singapore/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-square-kilometre/macao-sar-china/singapore/">Macao vs Singapore: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square</a> — Statizoid

About this data

Indicator
Methane (CH4) emissions from Transport (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
241 places, 12,381 data points, 1970–2023
Last refreshed

Methane (CH4) emissions from Transport (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.