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

30 years are reported by both, from 1990 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square

Chad

0.08 units per square kilometre

in 2019

Portugal

0.0824 units per square kilometre

in 2019

Chad rank

82nd

Portugal rank

80th

Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square over time

Chad
Portugal

How they compare

Portugal currently reports 0.0824 units per square kilometre against 0.08 units per square kilometre in Chad, a difference of 0.0024 units per square kilometre.

Across all 30 years both countries report, Portugal has been ahead every year.

Chad ranks 82nd and Portugal ranks 80th of 209 countries.

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

Head to head by decade

Decade	Chad	Portugal	Difference	Ahead
1990s	0.0278 units per square kilometre	0.1048 units per square kilometre	0.077 units per square kilometre	Portugal
2000s	0.0435 units per square kilometre	0.0876 units per square kilometre	0.0441 units per square kilometre	Portugal
2010s	0.0687 units per square kilometre	0.0771 units per square kilometre	0.0085 units per square kilometre	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) (ar5) - afolu, per square, Chad or Portugal?: Portugal, at 0.0824 units per square kilometre against 0.08 units per square kilometre in Chad as of 2019.
What is the difference in emission totals - emissions (co2eq) (ar5) - afolu, per square between Chad and Portugal?: 0.0024 units per square kilometre, with Portugal ahead.
How many years of comparable data are there for Chad and Portugal?: 30 years are reported by both, from 1990 to 2019.
How do Chad and Portugal rank globally for emission totals - emissions (co2eq) (ar5) - afolu, per square?: Chad ranks 82nd and Portugal ranks 80th of 209 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-afolu-per-square-kilometre/chad/portugal/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-afolu-per-square-kilometre/chad/portugal/">Chad vs Portugal: Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CO2eq) (AR5) - AFOLU, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 209 places, 6,120 data points, 1990–2019
Last refreshed: 18 September 2026

Emission Totals - Emissions (CO2eq) (AR5) - AFOLU 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.