Papua New Guinea vs Sierra Leone: Energy — Emissions (CO2), per square kilometre

Papua New Guinea
0.0177 kt per square kilometre
in 2023
Sierra Leone
0.018 kt per square kilometre
in 2023
Papua New Guinea rank
162nd
Sierra Leone rank
161st

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

  • Papua New Guinea
  • Sierra Leone
00.0050.010.0150.02196119922023

How they compare

Sierra Leone currently reports 0.018 kt per square kilometre against 0.0177 kt per square kilometre in Papua New Guinea, a difference of 0.0003 kt per square kilometre.

The two have swapped places 4 times across 63 shared years of data; in 1961 it was Sierra Leone ahead.

Papua New Guinea ranks 162nd and Sierra Leone ranks 161st of 186 countries.

Across the 7 decades both report, Papua New Guinea averaged higher in 3 and Sierra Leone in 4.

Head to head by decade

Decade Papua New Guinea Sierra Leone Difference Ahead
1960s 0.0008 kt per square kilometre 0.0055 kt per square kilometre 0.0048 kt per square kilometre Sierra Leone
1970s 0.0031 kt per square kilometre 0.0087 kt per square kilometre 0.0056 kt per square kilometre Sierra Leone
1980s 0.0045 kt per square kilometre 0.0081 kt per square kilometre 0.0035 kt per square kilometre Sierra Leone
1990s 0.0053 kt per square kilometre 0.0041 kt per square kilometre 0.0012 kt per square kilometre Papua New Guinea
2000s 0.0103 kt per square kilometre 0.0066 kt per square kilometre 0.0037 kt per square kilometre Papua New Guinea
2010s 0.0139 kt per square kilometre 0.0133 kt per square kilometre 0.0006 kt per square kilometre Papua New Guinea
2020s 0.017 kt per square kilometre 0.0174 kt per square kilometre 0.0004 kt per square kilometre Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher energy — emissions (co2), per square kilometre, Papua New Guinea or Sierra Leone?
Sierra Leone, at 0.018 kt per square kilometre against 0.0177 kt per square kilometre in Papua New Guinea as of 2023.
What is the difference in energy — emissions (co2), per square kilometre between Papua New Guinea and Sierra Leone?
0.0003 kt per square kilometre, with Sierra Leone ahead.
How many years of comparable data are there for Papua New Guinea and Sierra Leone?
63 years are reported by both, from 1961 to 2023.
How do Papua New Guinea and Sierra Leone rank globally for energy — emissions (co2), per square kilometre?
Papua New Guinea ranks 162nd and Sierra Leone ranks 161st of 186 countries.
Where does this data come from?
Statizoid (derived), published as Energy — Emissions (CO2), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Papua New Guinea vs Sierra Leone: Energy — Emissions (CO2), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 25 September 2026, from https://climate.statizoid.com/compare/energy-emissions-co2-per-square-kilometre/papua-new-guinea/sierra-leone/

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About this data

Indicator
Energy — 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

Energy — 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.