How many years of comparable data are there for Niger and Tonga?

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 Industrial Combustion (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Niger vs Tonga: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt)

Niger

0 Mt CO2e per person

in 2024

Tonga

0 Mt CO2e per person

in 2024

Niger rank

185th

Tonga rank

186th

Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) over time

Niger
Tonga

How they compare

Niger currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Tonga, a difference of 0 Mt CO2e per person.

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

Niger ranks 185th and Tonga ranks 186th of 193 countries.

Across the 6 decades both report, Niger averaged higher in 3 and Tonga in 1.

Head to head by decade

Decade	Niger	Tonga	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	—
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	—
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Niger
2000s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Niger
2010s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Niger
2020s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from industrial combustion (energy) (mt), Niger or Tonga?: Niger, at 0 Mt CO2e per person against 0 Mt CO2e per person in Tonga as of 2024.
What is the difference in nitrous oxide (n2o) emissions from industrial combustion (energy) (mt) between Niger and Tonga?: 0 Mt CO2e per person, with Niger ahead.
How many years of comparable data are there for Niger and Tonga?: 55 years are reported by both, from 1970 to 2024.
How do Niger and Tonga rank globally for nitrous oxide (n2o) emissions from industrial combustion (energy) (mt)?: Niger ranks 185th and Tonga ranks 186th of 193 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Tonga: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt). Statizoid, drawing on Statizoid (derived). Retrieved 19 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-combustion-energy-mt-co2e-per-capita/niger/tonga/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-combustion-energy-mt-co2e-per-capita/niger/tonga/">Niger vs Tonga: Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt)</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Industrial Combustion (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: 240 places, 13,200 data points, 1970–2024
Last refreshed: 19 September 2026

Nitrous oxide (N2O) emissions from Industrial Combustion (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.