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

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

Where does this data come from?

Statizoid (derived), published as Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

China vs Liberia: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per

China

0 Mt CO2e per US$ of GDP

in 2024

Liberia

0 Mt CO2e per US$ of GDP

in 2024

China rank

85th

Liberia rank

86th

Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per over time

China
Liberia

How they compare

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

The two have swapped places 5 times across 55 shared years of data; in 1970 it was Liberia ahead.

China ranks 85th and Liberia ranks 86th of 191 countries.

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

Head to head by decade

Decade	China	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	Liberia
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	China
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 nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per, China or Liberia?: China, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Liberia as of 2024.
What is the difference in nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per between China and Liberia?: 0 Mt CO2e per US$ of GDP, with China ahead.
How many years of comparable data are there for China and Liberia?: 55 years are reported by both, from 1970 to 2024.
How do China and Liberia rank globally for nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per?: China ranks 85th and Liberia ranks 86th of 191 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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China vs Liberia: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-transport-energy-mt-co2e-per-unit-of-gdp/china/liberia/

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About this data

Indicator: Nitrous oxide (N2O) emissions from Transport (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: 18 September 2026

Nitrous oxide (N2O) emissions from Transport (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.