What is the difference in ippu — emissions (co2), per square kilometre between Chad and Samoa?

0.0001 kt per square kilometre, with Samoa ahead.

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

63 years are reported by both, from 1961 to 2023.

Where does this data come from?

Statizoid (derived), published as IPPU — Emissions (CO2), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Samoa: IPPU — Emissions (CO2), per square kilometre

Chad

0.0002 kt per square kilometre

in 2023

Samoa

0.0003 kt per square kilometre

in 2023

Chad rank

166th

Samoa rank

163rd

IPPU — Emissions (CO2), per square kilometre over time

Chad
Samoa

How they compare

Samoa currently reports 0.0003 kt per square kilometre against 0.0002 kt per square kilometre in Chad, a difference of 0.0001 kt per square kilometre.

That makes Samoa's figure about 1.5 times Chad's.

Across all 63 years both countries report, Samoa has been ahead every year.

Chad ranks 166th and Samoa ranks 163rd of 186 countries.

Samoa has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Chad	Samoa	Difference	Ahead
1960s	0 kt per square kilometre	0.0001 kt per square kilometre	0.0001 kt per square kilometre	Samoa
1970s	0 kt per square kilometre	0.0002 kt per square kilometre	0.0002 kt per square kilometre	Samoa
1980s	0 kt per square kilometre	0.0002 kt per square kilometre	0.0002 kt per square kilometre	Samoa
1990s	0 kt per square kilometre	0.0002 kt per square kilometre	0.0002 kt per square kilometre	Samoa
2000s	0 kt per square kilometre	0.0003 kt per square kilometre	0.0003 kt per square kilometre	Samoa
2010s	0.0001 kt per square kilometre	0.0005 kt per square kilometre	0.0005 kt per square kilometre	Samoa
2020s	0.0002 kt per square kilometre	0.0004 kt per square kilometre	0.0002 kt per square kilometre	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher ippu — emissions (co2), per square kilometre, Chad or Samoa?: Samoa, at 0.0003 kt per square kilometre against 0.0002 kt per square kilometre in Chad as of 2023.
What is the difference in ippu — emissions (co2), per square kilometre between Chad and Samoa?: 0.0001 kt per square kilometre, with Samoa ahead.
How many years of comparable data are there for Chad and Samoa?: 63 years are reported by both, from 1961 to 2023.
How do Chad and Samoa rank globally for ippu — emissions (co2), per square kilometre?: Chad ranks 166th and Samoa ranks 163rd of 186 countries.
Where does this data come from?: Statizoid (derived), published as IPPU — Emissions (CO2), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Samoa: IPPU — Emissions (CO2), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://climate.statizoid.com/compare/ippu-emissions-co2-per-square-kilometre/chad/samoa/

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About this data

Indicator: IPPU — Emissions (CO2), per square kilometre
Unit: kt per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 187 places, 10,734 data points, 1961–2023
Last refreshed: 23 September 2026

IPPU — Emissions (CO2) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.