Niue vs Sierra Leone: Per capita nitrous oxide emissions

Niue
0.1753 tonnes of CO₂ equivalents per person
in 2024
Sierra Leone
0.169 tonnes of CO₂ equivalents per person
in 2024
Niue rank
153rd
Sierra Leone rank
156th

Per capita nitrous oxide emissions over time

  • Niue
  • Sierra Leone
00.10.20.3185019372024

How they compare

Niue currently reports 0.1753 tonnes of CO₂ equivalents per person against 0.169 tonnes of CO₂ equivalents per person in Sierra Leone, a difference of 0.0063 tonnes of CO₂ equivalents per person.

The two have swapped places 9 times across 75 shared years of data; in 1950 it was Sierra Leone ahead.

Niue ranks 153rd and Sierra Leone ranks 156th of 201 countries.

Across the 8 decades both report, Niue averaged higher in 3 and Sierra Leone in 5.

Head to head by decade

Decade Niue Sierra Leone Difference Ahead
1950s 0.0385 tonnes of CO₂ equivalents per person 0.2431 tonnes of CO₂ equivalents per person 0.2046 tonnes of CO₂ equivalents per person Sierra Leone
1960s 0.0684 tonnes of CO₂ equivalents per person 0.204 tonnes of CO₂ equivalents per person 0.1356 tonnes of CO₂ equivalents per person Sierra Leone
1970s 0.1552 tonnes of CO₂ equivalents per person 0.2072 tonnes of CO₂ equivalents per person 0.052 tonnes of CO₂ equivalents per person Sierra Leone
1980s 0.174 tonnes of CO₂ equivalents per person 0.1934 tonnes of CO₂ equivalents per person 0.0194 tonnes of CO₂ equivalents per person Sierra Leone
1990s 0.1513 tonnes of CO₂ equivalents per person 0.1749 tonnes of CO₂ equivalents per person 0.0236 tonnes of CO₂ equivalents per person Sierra Leone
2000s 0.202 tonnes of CO₂ equivalents per person 0.1741 tonnes of CO₂ equivalents per person 0.0279 tonnes of CO₂ equivalents per person Niue
2010s 0.2111 tonnes of CO₂ equivalents per person 0.1905 tonnes of CO₂ equivalents per person 0.0206 tonnes of CO₂ equivalents per person Niue
2020s 0.1749 tonnes of CO₂ equivalents per person 0.1659 tonnes of CO₂ equivalents per person 0.009 tonnes of CO₂ equivalents per person Niue

Averages of every year both report within each decade.

Frequently asked questions

Which has higher per capita nitrous oxide emissions, Niue or Sierra Leone?
Niue, at 0.1753 tonnes of CO₂ equivalents per person against 0.169 tonnes of CO₂ equivalents per person in Sierra Leone as of 2024.
What is the difference in per capita nitrous oxide emissions between Niue and Sierra Leone?
0.0063 tonnes of CO₂ equivalents per person, with Niue ahead.
How many years of comparable data are there for Niue and Sierra Leone?
75 years are reported by both, from 1950 to 2024.
How do Niue and Sierra Leone rank globally for per capita nitrous oxide emissions?
Niue ranks 153rd and Sierra Leone ranks 156th of 201 countries.
Where does this data come from?
Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data, published as Per capita nitrous oxide emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Niue vs Sierra Leone: Per capita nitrous oxide emissions. Statizoid, drawing on Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/per-capita-nitrous-oxide/niue/sierra-leone/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://reference.statizoid.com/compare/per-capita-nitrous-oxide/niue/sierra-leone/">Niue vs Sierra Leone: Per capita nitrous oxide emissions</a> — Statizoid

About this data

Indicator
Per capita nitrous oxide emissions
Unit
tonnes of CO₂ equivalents per person
Source
Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
201 places, 34,339 data points, 1850–2024
Last refreshed

Measured in tonnes per person of carbon dioxide-equivalents over a 100-year timescale.