New Zealand vs Sierra Leone: Cumulative CO₂ emissions including land-use change, per square

New Zealand
19,325 tonnes per square kilometre
in 2023
Sierra Leone
18,331 tonnes per square kilometre
in 2023
New Zealand rank
87th
Sierra Leone rank
89th

Cumulative CO₂ emissions including land-use change, per square over time

  • New Zealand
  • Sierra Leone
05.0k10.0k15.0k20.0k196119922023

How they compare

New Zealand currently reports 19,325 tonnes per square kilometre against 18,331 tonnes per square kilometre in Sierra Leone, a difference of 994 tonnes per square kilometre.

That makes New Zealand's figure about 1.1 times Sierra Leone's.

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

New Zealand ranks 87th and Sierra Leone ranks 89th of 192 countries.

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

Head to head by decade

Decade New Zealand Sierra Leone Difference Ahead
1960s 9,415 tonnes per square kilometre 1,614 tonnes per square kilometre 7,801 tonnes per square kilometre New Zealand
1970s 10,692 tonnes per square kilometre 2,764 tonnes per square kilometre 7,928 tonnes per square kilometre New Zealand
1980s 12,411 tonnes per square kilometre 4,192 tonnes per square kilometre 8,220 tonnes per square kilometre New Zealand
1990s 13,848 tonnes per square kilometre 5,377 tonnes per square kilometre 8,470 tonnes per square kilometre New Zealand
2000s 15,645 tonnes per square kilometre 11,195 tonnes per square kilometre 4,450 tonnes per square kilometre New Zealand
2010s 17,633 tonnes per square kilometre 16,779 tonnes per square kilometre 853.89 tonnes per square kilometre New Zealand
2020s 19,048 tonnes per square kilometre 18,123 tonnes per square kilometre 925.1 tonnes per square kilometre New Zealand

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions including land-use change, per square, New Zealand or Sierra Leone?
New Zealand, at 19,325 tonnes per square kilometre against 18,331 tonnes per square kilometre in Sierra Leone as of 2023.
What is the difference in cumulative co₂ emissions including land-use change, per square between New Zealand and Sierra Leone?
994 tonnes per square kilometre, with New Zealand ahead.
How many years of comparable data are there for New Zealand and Sierra Leone?
63 years are reported by both, from 1961 to 2023.
How do New Zealand and Sierra Leone rank globally for cumulative co₂ emissions including land-use change, per square?
New Zealand ranks 87th and Sierra Leone ranks 89th of 192 countries.
Where does this data come from?
Statizoid (derived), published as Cumulative CO₂ emissions including land-use change, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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New Zealand vs Sierra Leone: Cumulative CO₂ emissions including land-use change, per square. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://climate.statizoid.com/compare/cumulative-co2-emissions-including-land-use-change-per-square-kilometre/new-zealand/sierra-leone/

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<a href="https://climate.statizoid.com/compare/cumulative-co2-emissions-including-land-use-change-per-square-kilometre/new-zealand/sierra-leone/">New Zealand vs Sierra Leone: Cumulative CO₂ emissions including land-use change, per square</a> — Statizoid

About this data

Indicator
Cumulative CO₂ emissions including land-use change, per square kilometre
Unit
tonnes per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 10,796 data points, 1961–2023
Last refreshed

Cumulative CO₂ emissions including land-use change 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.