Algeria vs Saint Helena: Carbon intensity of energy

Algeria
253.63 grams of CO₂ per kilowatt-hour
in 2024
Saint Helena
257.21 grams of CO₂ per kilowatt-hour
in 2024
Algeria rank
43rd
Saint Helena rank
41st

Carbon intensity of energy over time

  • Algeria
  • Saint Helena
200400600800196519942024

How they compare

Saint Helena currently reports 257.21 grams of CO₂ per kilowatt-hour against 253.63 grams of CO₂ per kilowatt-hour in Algeria, a difference of 3.58 grams of CO₂ per kilowatt-hour.

The two have swapped places 10 times across 44 shared years of data; in 1981 it was Saint Helena ahead.

Algeria ranks 43rd and Saint Helena ranks 41st of 204 countries.

Across the 5 decades both report, Algeria averaged higher in 3 and Saint Helena in 2.

Head to head by decade

Decade Algeria Saint Helena Difference Ahead
1980s 245.92 grams of CO₂ per kilowatt-hour 305.77 grams of CO₂ per kilowatt-hour 59.85 grams of CO₂ per kilowatt-hour Saint Helena
1990s 286.09 grams of CO₂ per kilowatt-hour 747.77 grams of CO₂ per kilowatt-hour 461.68 grams of CO₂ per kilowatt-hour Saint Helena
2000s 273.68 grams of CO₂ per kilowatt-hour 235.43 grams of CO₂ per kilowatt-hour 38.25 grams of CO₂ per kilowatt-hour Algeria
2010s 263.53 grams of CO₂ per kilowatt-hour 261.9 grams of CO₂ per kilowatt-hour 1.63 grams of CO₂ per kilowatt-hour Algeria
2020s 261.61 grams of CO₂ per kilowatt-hour 239.49 grams of CO₂ per kilowatt-hour 22.13 grams of CO₂ per kilowatt-hour Algeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon intensity of energy, Algeria or Saint Helena?
Saint Helena, at 257.21 grams of CO₂ per kilowatt-hour against 253.63 grams of CO₂ per kilowatt-hour in Algeria as of 2024.
What is the difference in carbon intensity of energy between Algeria and Saint Helena?
3.58 grams of CO₂ per kilowatt-hour, with Saint Helena ahead.
How many years of comparable data are there for Algeria and Saint Helena?
44 years are reported by both, from 1981 to 2024.
How do Algeria and Saint Helena rank globally for carbon intensity of energy?
Algeria ranks 43rd and Saint Helena ranks 41st of 204 countries.
Where does this data come from?
Global Carbon Budget (2025) and other sources – with major processing by Our World in Data, published as Carbon intensity of energy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Carbon intensity of energy
Unit
grams of CO₂ per kilowatt-hour
Source
Global Carbon Budget (2025) and other sources – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
204 places, 9,804 data points, 1965–2024
Last refreshed

Fossil carbon dioxide (CO₂) emissions per unit of total energy supply, measured in grams of CO₂ per kilowatt-hour.