How many years of comparable data are there for Cameroon and Sierra Leone?

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 capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Cameroon vs Sierra Leone: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per

Cameroon

0 Mt CO2e per person

in 2024

Sierra Leone

0 Mt CO2e per person

in 2024

Cameroon rank

173rd

Sierra Leone rank

175th

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

Cameroon
Sierra Leone

How they compare

Cameroon currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Sierra Leone, a difference of 0 Mt CO2e per person.

That makes Cameroon's figure about 1.2 times Sierra Leone's.

Across all 55 years both countries report, Cameroon has been ahead every year.

Cameroon ranks 173rd and Sierra Leone ranks 175th of 194 countries.

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

Head to head by decade

Decade	Cameroon	Sierra Leone	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon
2000s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon
2010s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon
2020s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Cameroon

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, Cameroon or Sierra Leone?: Cameroon, at 0 Mt CO2e per person against 0 Mt CO2e per person in Sierra Leone as of 2024.
What is the difference in nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per between Cameroon and Sierra Leone?: 0 Mt CO2e per person, with Cameroon ahead.
How many years of comparable data are there for Cameroon and Sierra Leone?: 55 years are reported by both, from 1970 to 2024.
How do Cameroon and Sierra Leone rank globally for nitrous oxide (n2o) emissions from transport (energy) (mt co2e), per?: Cameroon ranks 173rd and Sierra Leone ranks 175th of 194 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cameroon vs Sierra Leone: 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-capita/cameroon/sierra-leone/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-transport-energy-mt-co2e-per-capita/cameroon/sierra-leone/">Cameroon vs Sierra Leone: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), per capita
Unit: Mt CO2e per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 241 places, 13,255 data points, 1970–2024
Last refreshed: 18 September 2026

Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.