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
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.
Individual pages
About this data
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.