European Union vs Hong Kong: Carbon dioxide (CO2) emissions from Building (Energy) (Mt CO2e), per

European Union
0.0001 Mt CO2e per square kilometre
in 2023
Hong Kong
0.0016 Mt CO2e per square kilometre
in 2023
European Union rank
2nd
Hong Kong rank
2nd

Carbon dioxide (CO2) emissions from Building (Energy) (Mt CO2e), per over time

  • European Union
  • Hong Kong
00.0010.0010.0020.0020.003197019962023

How they compare

Hong Kong currently reports 0.0016 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in European Union, a difference of 0.0015 Mt CO2e per square kilometre.

That makes Hong Kong's figure about 14.9 times European Union's.

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

European Union ranks 2nd and Hong Kong ranks 2nd of 47 groups.

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

Head to head by decade

Decade European Union Hong Kong Difference Ahead
1970s 0.0002 Mt CO2e per square kilometre 0.001 Mt CO2e per square kilometre 0.0007 Mt CO2e per square kilometre Hong Kong
1980s 0.0002 Mt CO2e per square kilometre 0.0009 Mt CO2e per square kilometre 0.0007 Mt CO2e per square kilometre Hong Kong
1990s 0.0002 Mt CO2e per square kilometre 0.0015 Mt CO2e per square kilometre 0.0014 Mt CO2e per square kilometre Hong Kong
2000s 0.0002 Mt CO2e per square kilometre 0.0019 Mt CO2e per square kilometre 0.0017 Mt CO2e per square kilometre Hong Kong
2010s 0.0001 Mt CO2e per square kilometre 0.0015 Mt CO2e per square kilometre 0.0014 Mt CO2e per square kilometre Hong Kong
2020s 0.0001 Mt CO2e per square kilometre 0.0015 Mt CO2e per square kilometre 0.0014 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 from building (energy) (mt co2e), per, European Union or Hong Kong?
Hong Kong, at 0.0016 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in European Union as of 2023.
What is the difference in carbon dioxide (co2) emissions from building (energy) (mt co2e), per between European Union and Hong Kong?
0.0015 Mt CO2e per square kilometre, with Hong Kong ahead.
How many years of comparable data are there for European Union and Hong Kong?
54 years are reported by both, from 1970 to 2023.
How do European Union and Hong Kong rank globally for carbon dioxide (co2) emissions from building (energy) (mt co2e), per?
European Union ranks 2nd and Hong Kong ranks 2nd of 47 groups.
Where does this data come from?
Statizoid (derived), published as Carbon dioxide (CO2) emissions from Building (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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European Union vs Hong Kong: Carbon dioxide (CO2) emissions from Building (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-building-energy-mt-co2e-per-square-kilometre/european-union/hong-kong-sar-china/

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About this data

Indicator
Carbon dioxide (CO2) emissions from Building (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
240 places, 12,327 data points, 1970–2023
Last refreshed

Carbon dioxide (CO2) emissions from Building (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.