Bulgaria vs Samoa: Carbon intensity of energy

Bulgaria

166.84 grams of CO₂ per kilowatt-hour

in 2024

Samoa

168.83 grams of CO₂ per kilowatt-hour

in 2024

Bulgaria rank

161st

Samoa rank

160th

Carbon intensity of energy over time

Bulgaria
Samoa

How they compare

Samoa currently reports 168.83 grams of CO₂ per kilowatt-hour against 166.84 grams of CO₂ per kilowatt-hour in Bulgaria, a difference of 1.99 grams of CO₂ per kilowatt-hour.

The two have swapped places 5 times across 45 shared years of data; in 1980 it was Bulgaria ahead.

Bulgaria ranks 161st and Samoa ranks 160th of 204 countries.

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: 07 August 2026

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