Iceland vs Macao: Carbon intensity of energy
Iceland
43.89 grams of CO₂ per kilowatt-hour
in 2024
Macao
75.57 grams of CO₂ per kilowatt-hour
in 2024
Iceland rank
203rd
Macao rank
200th
Carbon intensity of energy over time
- Iceland
- Macao
How they compare
Macao currently reports 75.57 grams of CO₂ per kilowatt-hour against 43.89 grams of CO₂ per kilowatt-hour in Iceland, a difference of 31.68 grams of CO₂ per kilowatt-hour.
That makes Macao's figure about 1.7 times Iceland's.
Across all 45 years both countries report, Macao has been ahead every year.
Iceland ranks 203rd and Macao ranks 200th of 204 countries.
Macao has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Iceland | Macao | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 138.52 grams of CO₂ per kilowatt-hour | 242.71 grams of CO₂ per kilowatt-hour | 104.19 grams of CO₂ per kilowatt-hour | Macao |
| 1990s | 133.72 grams of CO₂ per kilowatt-hour | 212.86 grams of CO₂ per kilowatt-hour | 79.13 grams of CO₂ per kilowatt-hour | Macao |
| 2000s | 77.57 grams of CO₂ per kilowatt-hour | 166.86 grams of CO₂ per kilowatt-hour | 89.29 grams of CO₂ per kilowatt-hour | Macao |
| 2010s | 46.56 grams of CO₂ per kilowatt-hour | 109.87 grams of CO₂ per kilowatt-hour | 63.31 grams of CO₂ per kilowatt-hour | Macao |
| 2020s | 41.98 grams of CO₂ per kilowatt-hour | 80.6 grams of CO₂ per kilowatt-hour | 38.63 grams of CO₂ per kilowatt-hour | Macao |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon intensity of energy, Iceland or Macao?
- Macao, at 75.57 grams of CO₂ per kilowatt-hour against 43.89 grams of CO₂ per kilowatt-hour in Iceland as of 2024.
- What is the difference in carbon intensity of energy between Iceland and Macao?
- 31.68 grams of CO₂ per kilowatt-hour, with Macao ahead.
- How many years of comparable data are there for Iceland and Macao?
- 45 years are reported by both, from 1980 to 2024.
- How do Iceland and Macao rank globally for carbon intensity of energy?
- Iceland ranks 203rd and Macao ranks 200th 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
Fossil carbon dioxide (CO₂) emissions per unit of total energy supply, measured in grams of CO₂ per kilowatt-hour.