Sierra Leone vs Switzerland: Lifecycle carbon intensity of electricity

Sierra Leone
47.62 grams of CO₂ equivalents per kilowatt-hour
in 2024
Switzerland
39.22 grams of CO₂ equivalents per kilowatt-hour
in 2025
Sierra Leone rank
199th
Switzerland rank
201st

Lifecycle carbon intensity of electricity over time

  • Sierra Leone
  • Switzerland
0200400600200020122025

How they compare

Sierra Leone currently reports 47.62 grams of CO₂ equivalents per kilowatt-hour against 39.22 grams of CO₂ equivalents per kilowatt-hour in Switzerland, a difference of 8.4 grams of CO₂ equivalents per kilowatt-hour.

That makes Sierra Leone's figure about 1.2 times Switzerland's.

Across all 25 years both countries report, Sierra Leone has been ahead every year.

Sierra Leone ranks 199th and Switzerland ranks 201st of 213 countries.

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

Head to head by decade

Decade Sierra Leone Switzerland Difference Ahead
2000s 551.68 grams of CO₂ equivalents per kilowatt-hour 34.78 grams of CO₂ equivalents per kilowatt-hour 516.9 grams of CO₂ equivalents per kilowatt-hour Sierra Leone
2010s 169.45 grams of CO₂ equivalents per kilowatt-hour 36.44 grams of CO₂ equivalents per kilowatt-hour 133.01 grams of CO₂ equivalents per kilowatt-hour Sierra Leone
2020s 49.05 grams of CO₂ equivalents per kilowatt-hour 36.37 grams of CO₂ equivalents per kilowatt-hour 12.68 grams of CO₂ equivalents per kilowatt-hour Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher lifecycle carbon intensity of electricity, Sierra Leone or Switzerland?
Sierra Leone, at 47.62 grams of CO₂ equivalents per kilowatt-hour against 39.22 grams of CO₂ equivalents per kilowatt-hour in Switzerland as of 2024.
What is the difference in lifecycle carbon intensity of electricity between Sierra Leone and Switzerland?
8.4 grams of CO₂ equivalents per kilowatt-hour, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Switzerland?
25 years are reported by both, from 2000 to 2024.
How do Sierra Leone and Switzerland rank globally for lifecycle carbon intensity of electricity?
Sierra Leone ranks 199th and Switzerland ranks 201st of 213 countries.
Where does this data come from?
Ember (2026) – with major processing by Our World in Data, published as Lifecycle carbon intensity of electricity. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Lifecycle carbon intensity of electricity
Unit
grams of CO₂ equivalents per kilowatt-hour
Source
Ember (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
213 places, 5,691 data points, 1990–2025
Last refreshed

Greenhouse gases emitted per unit of generated electricity, measured in grams of CO₂ equivalents per kilowatt-hour.