How many years of comparable data are there for Congo 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.

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

Congo

0 Mt CO2e per US$ of GDP

in 2024

Liberia

0 Mt CO2e per US$ of GDP

in 2024

Congo rank

84th

Liberia rank

86th

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

Congo
Liberia

How they compare

Congo 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 8 times across 55 shared years of data; in 1970 it was Congo ahead.

Congo ranks 84th and Liberia ranks 86th of 191 countries.

Across the 6 decades both report, Congo averaged higher in 3 and Liberia in 3.

Head to head by decade

Decade	Congo	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	Congo
1980s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Congo
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	Congo
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, Congo or Liberia?: Congo, 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 Congo and Liberia?: 0 Mt CO2e per US$ of GDP, with Congo ahead.
How many years of comparable data are there for Congo and Liberia?: 55 years are reported by both, from 1970 to 2024.
How do Congo and Liberia rank globally for nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per?: Congo ranks 84th 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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Congo 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/congo-rep/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.