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

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Hong Kong vs Liberia: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per

Hong Kong

0 Mt CO2e per US$ of GDP

in 2024

Liberia

0 Mt CO2e per US$ of GDP

in 2024

Hong Kong rank

136th

Liberia rank

133rd

Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per over time

Hong Kong
Liberia

How they compare

Liberia currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Hong Kong, a difference of 0 Mt CO2e per US$ of GDP.

The two have swapped places 3 times across 55 shared years of data; in 1970 it was Hong Kong ahead.

Hong Kong ranks 136th and Liberia ranks 133rd of 191 countries.

Across the 6 decades both report, Hong Kong averaged higher in 1 and Liberia in 5.

Head to head by decade

Decade	Hong Kong	Liberia	Difference	Ahead
1970s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Hong Kong
1980s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from power industry (energy) (mt co2e), per, Hong Kong or Liberia?: Liberia, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Hong Kong as of 2024.
What is the difference in methane (ch4) emissions from power industry (energy) (mt co2e), per between Hong Kong and Liberia?: 0 Mt CO2e per US$ of GDP, with Liberia ahead.
How many years of comparable data are there for Hong Kong and Liberia?: 55 years are reported by both, from 1970 to 2024.
How do Hong Kong and Liberia rank globally for methane (ch4) emissions from power industry (energy) (mt co2e), per?: Hong Kong ranks 136th and Liberia ranks 133rd of 191 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP. 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 Liberia: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-power-industry-energy-mt-co2e-per-unit-of-gdp/hong-kong-sar-china/liberia/

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/methane-ch4-emissions-from-power-industry-energy-mt-co2e-per-unit-of-gdp/hong-kong-sar-china/liberia/">Hong Kong vs Liberia: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 238 places, 12,139 data points, 1970–2024
Last refreshed: 21 September 2026

Methane (CH4) emissions from Power Industry (Energy) (Mt CO2e) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.