How many years of comparable data are there for Hong Kong and Ukraine?

32 years are reported by both, from 1992 to 2023.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Hong Kong vs Ukraine: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e)

Hong Kong

0.0001 Mt CO2e per square kilometre

in 2023

Ukraine

0.0001 Mt CO2e per square kilometre

in 2023

Hong Kong rank

22nd

Ukraine rank

21st

Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e) over time

Hong Kong
Ukraine

How they compare

Ukraine currently reports 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Hong Kong, a difference of 0 Mt CO2e per square kilometre.

That makes Ukraine's figure about 1.1 times Hong Kong's.

Across all 32 years both countries report, Ukraine has been ahead every year.

Hong Kong ranks 22nd and Ukraine ranks 21st of 192 countries.

Ukraine has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Hong Kong	Ukraine	Difference	Ahead
1990s	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2000s	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2010s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine
2020s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Ukraine

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from fugitive emissions (energy) (mt co2e), Hong Kong or Ukraine?: Ukraine, at 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Hong Kong as of 2023.
What is the difference in methane (ch4) emissions from fugitive emissions (energy) (mt co2e) between Hong Kong and Ukraine?: 0 Mt CO2e per square kilometre, with Ukraine ahead.
How many years of comparable data are there for Hong Kong and Ukraine?: 32 years are reported by both, from 1992 to 2023.
How do Hong Kong and Ukraine rank globally for methane (ch4) emissions from fugitive emissions (energy) (mt co2e)?: Hong Kong ranks 22nd and Ukraine ranks 21st of 192 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Fugitive Emissions (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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Hong Kong vs Ukraine: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-fugitive-emissions-energy-mt-co2e-per-square-kilometre/hong-kong-sar-china/ukraine/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-fugitive-emissions-energy-mt-co2e-per-square-kilometre/hong-kong-sar-china/ukraine/">Hong Kong vs Ukraine: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e)</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Fugitive Emissions (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: 239 places, 12,273 data points, 1970–2023
Last refreshed: 22 September 2026

Methane (CH4) emissions from Fugitive Emissions (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.