Bahrain vs Hong Kong: Carbon dioxide (CO2) emissions from Transport (Energy) (Mt CO2e), per

Bahrain
0.0048 Mt CO2e per square kilometre
in 2023
Hong Kong
0.0071 Mt CO2e per square kilometre
in 2023
Bahrain rank
5th
Hong Kong rank
4th

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

  • Bahrain
  • Hong Kong
00.0050.010.015197019962023

How they compare

Hong Kong currently reports 0.0071 Mt CO2e per square kilometre against 0.0048 Mt CO2e per square kilometre in Bahrain, a difference of 0.0023 Mt CO2e per square kilometre.

That makes Hong Kong's figure about 1.5 times Bahrain's.

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

Bahrain ranks 5th and Hong Kong ranks 4th of 194 countries.

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

Head to head by decade

Decade Bahrain Hong Kong Difference Ahead
1970s 0.0005 Mt CO2e per square kilometre 0.0016 Mt CO2e per square kilometre 0.0011 Mt CO2e per square kilometre Hong Kong
1980s 0.0012 Mt CO2e per square kilometre 0.0033 Mt CO2e per square kilometre 0.0022 Mt CO2e per square kilometre Hong Kong
1990s 0.0017 Mt CO2e per square kilometre 0.0078 Mt CO2e per square kilometre 0.0061 Mt CO2e per square kilometre Hong Kong
2000s 0.0031 Mt CO2e per square kilometre 0.0069 Mt CO2e per square kilometre 0.0037 Mt CO2e per square kilometre Hong Kong
2010s 0.0044 Mt CO2e per square kilometre 0.0068 Mt CO2e per square kilometre 0.0024 Mt CO2e per square kilometre Hong Kong
2020s 0.0046 Mt CO2e per square kilometre 0.0072 Mt CO2e per square kilometre 0.0026 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 transport (energy) (mt co2e), per, Bahrain or Hong Kong?
Hong Kong, at 0.0071 Mt CO2e per square kilometre against 0.0048 Mt CO2e per square kilometre in Bahrain as of 2023.
What is the difference in carbon dioxide (co2) emissions from transport (energy) (mt co2e), per between Bahrain and Hong Kong?
0.0023 Mt CO2e per square kilometre, with Hong Kong ahead.
How many years of comparable data are there for Bahrain and Hong Kong?
54 years are reported by both, from 1970 to 2023.
How do Bahrain and Hong Kong rank globally for carbon dioxide (co2) emissions from transport (energy) (mt co2e), per?
Bahrain ranks 5th and Hong Kong ranks 4th of 194 countries.
Where does this data come from?
Statizoid (derived), published as Carbon dioxide (CO2) 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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Bahrain vs Hong Kong: Carbon dioxide (CO2) emissions from Transport (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-transport-energy-mt-co2e-per-square-kilometre/bahrain/hong-kong-sar-china/

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About this data

Indicator
Carbon dioxide (CO2) 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

Carbon dioxide (CO2) 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.