How many years of comparable data are there for Chad and Yemen?

29 years are reported by both, from 1990 to 2018.

Where does this data come from?

Statizoid (derived), published as Domestic Wastewater — Emissions (N2O), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Yemen: Domestic Wastewater — Emissions (N2O), per unit of GDP

Chad

0 kt per US$ of GDP

in 2023

Yemen

0 kt per US$ of GDP

in 2018

Chad rank

8th

Yemen rank

9th

Domestic Wastewater — Emissions (N2O), per unit of GDP over time

Chad
Yemen

How they compare

Chad currently reports 0 kt per US$ of GDP against 0 kt per US$ of GDP in Yemen, a difference of 0 kt per US$ of GDP.

That makes Chad's figure about 1.1 times Yemen's.

Across all 29 years both countries report, Chad has been ahead every year.

Chad ranks 8th and Yemen ranks 9th of 166 countries.

Chad has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Chad	Yemen	Difference	Ahead
1990s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Chad
2000s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Chad
2010s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher domestic wastewater — emissions (n2o), per unit of gdp, Chad or Yemen?: Chad, at 0 kt per US$ of GDP against 0 kt per US$ of GDP in Yemen as of 2023.
What is the difference in domestic wastewater — emissions (n2o), per unit of gdp between Chad and Yemen?: 0 kt per US$ of GDP, with Chad ahead.
How many years of comparable data are there for Chad and Yemen?: 29 years are reported by both, from 1990 to 2018.
How do Chad and Yemen rank globally for domestic wastewater — emissions (n2o), per unit of gdp?: Chad ranks 8th and Yemen ranks 9th of 166 countries.
Where does this data come from?: Statizoid (derived), published as Domestic Wastewater — Emissions (N2O), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Yemen: Domestic Wastewater — Emissions (N2O), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://climate.statizoid.com/compare/domestic-wastewater-emissions-n2o-per-unit-of-gdp/chad/yemen-rep/

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<a href="https://climate.statizoid.com/compare/domestic-wastewater-emissions-n2o-per-unit-of-gdp/chad/yemen-rep/">Chad vs Yemen: Domestic Wastewater — Emissions (N2O), per unit of GDP</a> — Statizoid

About this data

Indicator: Domestic Wastewater — Emissions (N2O), per unit of GDP
Unit: kt per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 167 places, 5,534 data points, 1990–2023
Last refreshed: 09 October 2026

Domestic Wastewater — Emissions (N2O) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.