Hong Kong vs Macao: Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e)

Hong Kong
0.0325 Mt CO2e per square kilometre
in 2023
Macao
0.0509 Mt CO2e per square kilometre
in 2023
Hong Kong rank
5th
Macao rank
3rd

Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e) over time

  • Hong Kong
  • Macao
00.020.040.060.080.1197019962023

How they compare

Macao currently reports 0.0509 Mt CO2e per square kilometre against 0.0325 Mt CO2e per square kilometre in Hong Kong, a difference of 0.0184 Mt CO2e per square kilometre.

That makes Macao's figure about 1.6 times Hong Kong's.

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

Hong Kong ranks 5th and Macao ranks 3rd of 203 countries.

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

Head to head by decade

Decade Hong Kong Macao Difference Ahead
1970s 0.012 Mt CO2e per square kilometre 0.0191 Mt CO2e per square kilometre 0.0071 Mt CO2e per square kilometre Macao
1980s 0.0254 Mt CO2e per square kilometre 0.0327 Mt CO2e per square kilometre 0.0072 Mt CO2e per square kilometre Macao
1990s 0.039 Mt CO2e per square kilometre 0.0647 Mt CO2e per square kilometre 0.0258 Mt CO2e per square kilometre Macao
2000s 0.0408 Mt CO2e per square kilometre 0.0656 Mt CO2e per square kilometre 0.0249 Mt CO2e per square kilometre Macao
2010s 0.0426 Mt CO2e per square kilometre 0.0705 Mt CO2e per square kilometre 0.0279 Mt CO2e per square kilometre Macao
2020s 0.0321 Mt CO2e per square kilometre 0.0579 Mt CO2e per square kilometre 0.0258 Mt CO2e per square kilometre Macao

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon dioxide (co2) emissions (total) excluding lulucf (mt co2e), Hong Kong or Macao?
Macao, at 0.0509 Mt CO2e per square kilometre against 0.0325 Mt CO2e per square kilometre in Hong Kong as of 2023.
What is the difference in carbon dioxide (co2) emissions (total) excluding lulucf (mt co2e) between Hong Kong and Macao?
0.0184 Mt CO2e per square kilometre, with Macao ahead.
How many years of comparable data are there for Hong Kong and Macao?
54 years are reported by both, from 1970 to 2023.
How do Hong Kong and Macao rank globally for carbon dioxide (co2) emissions (total) excluding lulucf (mt co2e)?
Hong Kong ranks 5th and Macao ranks 3rd of 203 countries.
Where does this data come from?
Statizoid (derived), published as Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Hong Kong vs Macao: Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/hong-kong-sar-china/macao-sar-china/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under Derived by Statizoid from the sources named on the page; please keep the attribution.

<a href="https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/hong-kong-sar-china/macao-sar-china/">Hong Kong vs Macao: Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e)</a> — Statizoid

About this data

Indicator
Carbon dioxide (CO2) emissions (total) excluding LULUCF (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

Carbon dioxide (CO2) emissions (total) excluding LULUCF (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.