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

35 years are reported by both, from 1990 to 2024.

Where does this data come from?

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

Kazakhstan vs Tonga: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e)

Kazakhstan

0 Mt CO2e per US$ of GDP

in 2024

Tonga

0 Mt CO2e per US$ of GDP

in 2024

Kazakhstan rank

108th

Tonga rank

109th

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) over time

Kazakhstan
Tonga

How they compare

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

Across all 35 years both countries report, Kazakhstan has been ahead every year.

Kazakhstan ranks 108th and Tonga ranks 109th of 200 countries.

Kazakhstan has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Kazakhstan	Tonga	Difference	Ahead
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Kazakhstan
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Kazakhstan
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Kazakhstan
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Kazakhstan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from industrial processes (mt co2e), Kazakhstan or Tonga?: Kazakhstan, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Tonga as of 2024.
What is the difference in nitrous oxide (n2o) emissions from industrial processes (mt co2e) between Kazakhstan and Tonga?: 0 Mt CO2e per US$ of GDP, with Kazakhstan ahead.
How many years of comparable data are there for Kazakhstan and Tonga?: 35 years are reported by both, from 1990 to 2024.
How do Kazakhstan and Tonga rank globally for nitrous oxide (n2o) emissions from industrial processes (mt co2e)?: Kazakhstan ranks 108th and Tonga ranks 109th of 200 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Industrial Processes (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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Kazakhstan vs Tonga: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 19 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-unit-of-gdp/kazakhstan/tonga/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-unit-of-gdp/kazakhstan/tonga/">Kazakhstan vs Tonga: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e)</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Industrial Processes (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: 247 places, 12,498 data points, 1970–2024
Last refreshed: 19 September 2026

Nitrous oxide (N2O) emissions from Industrial Processes (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.