Cook Islands vs Romania: Lifecycle carbon intensity of electricity

Cook Islands
250 grams of CO₂ equivalents per kilowatt-hour
in 2024
Romania
250.75 grams of CO₂ equivalents per kilowatt-hour
in 2025
Cook Islands rank
153rd
Romania rank
151st

Lifecycle carbon intensity of electricity over time

  • Cook Islands
  • Romania
0200400600199020072025

How they compare

Romania currently reports 250.75 grams of CO₂ equivalents per kilowatt-hour against 250 grams of CO₂ equivalents per kilowatt-hour in Cook Islands, a difference of 0.75 grams of CO₂ equivalents per kilowatt-hour.

The two have swapped places 3 times across 25 shared years of data; in 2000 it was Cook Islands ahead.

Cook Islands ranks 153rd and Romania ranks 151st of 213 countries.

Cook Islands has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Cook Islands Romania Difference Ahead
2000s 666.67 grams of CO₂ equivalents per kilowatt-hour 516.27 grams of CO₂ equivalents per kilowatt-hour 150.4 grams of CO₂ equivalents per kilowatt-hour Cook Islands
2010s 606.67 grams of CO₂ equivalents per kilowatt-hour 390.95 grams of CO₂ equivalents per kilowatt-hour 215.72 grams of CO₂ equivalents per kilowatt-hour Cook Islands
2020s 300 grams of CO₂ equivalents per kilowatt-hour 272.02 grams of CO₂ equivalents per kilowatt-hour 27.98 grams of CO₂ equivalents per kilowatt-hour Cook Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher lifecycle carbon intensity of electricity, Cook Islands or Romania?
Romania, at 250.75 grams of CO₂ equivalents per kilowatt-hour against 250 grams of CO₂ equivalents per kilowatt-hour in Cook Islands as of 2025.
What is the difference in lifecycle carbon intensity of electricity between Cook Islands and Romania?
0.75 grams of CO₂ equivalents per kilowatt-hour, with Romania ahead.
How many years of comparable data are there for Cook Islands and Romania?
25 years are reported by both, from 2000 to 2024.
How do Cook Islands and Romania rank globally for lifecycle carbon intensity of electricity?
Cook Islands ranks 153rd and Romania ranks 151st 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.