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

Hong Kong
0.0325 Mt CO2e per square kilometre
in 2023
South Korea
0.006 Mt CO2e per square kilometre
in 2023
Hong Kong rank
5th
South Korea rank
8th

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

  • Hong Kong
  • South Korea
00.010.020.030.040.05197019962023

How they compare

Hong Kong currently reports 0.0325 Mt CO2e per square kilometre against 0.006 Mt CO2e per square kilometre in South Korea, a difference of 0.0265 Mt CO2e per square kilometre.

That makes Hong Kong's figure about 5.4 times South Korea's.

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

Hong Kong ranks 5th and South Korea ranks 8th of 203 countries.

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

Head to head by decade

Decade Hong Kong South Korea Difference Ahead
1970s 0.012 Mt CO2e per square kilometre 0.001 Mt CO2e per square kilometre 0.011 Mt CO2e per square kilometre Hong Kong
1980s 0.0254 Mt CO2e per square kilometre 0.0019 Mt CO2e per square kilometre 0.0235 Mt CO2e per square kilometre Hong Kong
1990s 0.039 Mt CO2e per square kilometre 0.0039 Mt CO2e per square kilometre 0.0351 Mt CO2e per square kilometre Hong Kong
2000s 0.0408 Mt CO2e per square kilometre 0.0053 Mt CO2e per square kilometre 0.0355 Mt CO2e per square kilometre Hong Kong
2010s 0.0426 Mt CO2e per square kilometre 0.0066 Mt CO2e per square kilometre 0.0359 Mt CO2e per square kilometre Hong Kong
2020s 0.0321 Mt CO2e per square kilometre 0.0063 Mt CO2e per square kilometre 0.0258 Mt CO2e per square kilometre Hong Kong

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 South Korea?
Hong Kong, at 0.0325 Mt CO2e per square kilometre against 0.006 Mt CO2e per square kilometre in South Korea as of 2023.
What is the difference in carbon dioxide (co2) emissions (total) excluding lulucf (mt co2e) between Hong Kong and South Korea?
0.0265 Mt CO2e per square kilometre, with Hong Kong ahead.
How many years of comparable data are there for Hong Kong and South Korea?
54 years are reported by both, from 1970 to 2023.
How do Hong Kong and South Korea rank globally for carbon dioxide (co2) emissions (total) excluding lulucf (mt co2e)?
Hong Kong ranks 5th and South Korea ranks 8th 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.

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Hong Kong vs South Korea: Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/hong-kong-sar-china/korea-rep/

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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.