Cook Islands vs Tonga: Coal reserves
Cook Islands
0 tonnes
in 2023
Tonga
0 tonnes
in 2023
Cook Islands rank
87th
Tonga rank
87th
Coal reserves over time
- Cook Islands
- Tonga
How they compare
Cook Islands currently reports 0 tonnes against 0 tonnes in Tonga, a difference of 0 tonnes.
Across all 16 years both countries report, Tonga has been ahead every year.
Cook Islands ranks 87th and Tonga ranks 87th of 216 countries.
Head to head by decade
| Decade | Cook Islands | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 0 tonnes | 0 tonnes | 0 tonnes | — |
| 2010s | 0 tonnes | 0 tonnes | 0 tonnes | — |
| 2020s | 0 tonnes | 0 tonnes | 0 tonnes | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher coal reserves, Cook Islands or Tonga?
- Cook Islands, at 0 tonnes against 0 tonnes in Tonga as of 2023.
- What is the difference in coal reserves between Cook Islands and Tonga?
- 0 tonnes, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and Tonga?
- 16 years are reported by both, from 2008 to 2023.
- How do Cook Islands and Tonga rank globally for coal reserves?
- Cook Islands ranks 87th and Tonga ranks 87th of 216 countries.
- Where does this data come from?
- U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Coal reserves. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Proved reserves, measured in tonnes, are generally those quantities that can be recovered in the future from known reservoirs under existing economic and operating conditions, according to geological and engineering information.