Cook Islands vs Saint Helena: Greenhouse gas emissions

Cook Islands
88,295 tonnes of CO₂ equivalents
in 2024
Saint Helena
14,776 tonnes of CO₂ equivalents
in 2024
Cook Islands rank
195th
Saint Helena rank
198th

Greenhouse gas emissions over time

  • Cook Islands
  • Saint Helena
020.0k40.0k60.0k80.0k100.0k185019372024

How they compare

Cook Islands currently reports 88,295 tonnes of CO₂ equivalents against 14,776 tonnes of CO₂ equivalents in Saint Helena, a difference of 73,519 tonnes of CO₂ equivalents.

That makes Cook Islands's figure about 6.0 times Saint Helena's.

Across all 175 years both countries report, Cook Islands has been ahead every year.

Cook Islands ranks 195th and Saint Helena ranks 198th of 199 countries.

Cook Islands has averaged higher in every one of the 18 decades both report.

Head to head by decade

Decade Cook Islands Saint Helena Difference Ahead
1850s 4,087 tonnes of CO₂ equivalents 474.34 tonnes of CO₂ equivalents 3,613 tonnes of CO₂ equivalents Cook Islands
1860s 4,569 tonnes of CO₂ equivalents 504.04 tonnes of CO₂ equivalents 4,065 tonnes of CO₂ equivalents Cook Islands
1870s 5,133 tonnes of CO₂ equivalents 547.77 tonnes of CO₂ equivalents 4,586 tonnes of CO₂ equivalents Cook Islands
1880s 5,782 tonnes of CO₂ equivalents 599.23 tonnes of CO₂ equivalents 5,183 tonnes of CO₂ equivalents Cook Islands
1890s 6,337 tonnes of CO₂ equivalents 643.75 tonnes of CO₂ equivalents 5,693 tonnes of CO₂ equivalents Cook Islands
1900s 6,951 tonnes of CO₂ equivalents 696.12 tonnes of CO₂ equivalents 6,254 tonnes of CO₂ equivalents Cook Islands
1910s 7,777 tonnes of CO₂ equivalents 798.25 tonnes of CO₂ equivalents 6,979 tonnes of CO₂ equivalents Cook Islands
1920s 9,064 tonnes of CO₂ equivalents 971.47 tonnes of CO₂ equivalents 8,093 tonnes of CO₂ equivalents Cook Islands
1930s 10,988 tonnes of CO₂ equivalents 1,119 tonnes of CO₂ equivalents 9,869 tonnes of CO₂ equivalents Cook Islands
1940s 14,844 tonnes of CO₂ equivalents 1,546 tonnes of CO₂ equivalents 13,297 tonnes of CO₂ equivalents Cook Islands
1950s 21,257 tonnes of CO₂ equivalents 2,006 tonnes of CO₂ equivalents 19,251 tonnes of CO₂ equivalents Cook Islands
1960s 24,101 tonnes of CO₂ equivalents 2,756 tonnes of CO₂ equivalents 21,345 tonnes of CO₂ equivalents Cook Islands
1970s 35,790 tonnes of CO₂ equivalents 3,069 tonnes of CO₂ equivalents 32,720 tonnes of CO₂ equivalents Cook Islands
1980s 51,887 tonnes of CO₂ equivalents 7,872 tonnes of CO₂ equivalents 44,015 tonnes of CO₂ equivalents Cook Islands
1990s 66,897 tonnes of CO₂ equivalents 12,782 tonnes of CO₂ equivalents 54,116 tonnes of CO₂ equivalents Cook Islands
2000s 69,097 tonnes of CO₂ equivalents 13,542 tonnes of CO₂ equivalents 55,555 tonnes of CO₂ equivalents Cook Islands
2010s 86,387 tonnes of CO₂ equivalents 14,896 tonnes of CO₂ equivalents 71,490 tonnes of CO₂ equivalents Cook Islands
2020s 82,960 tonnes of CO₂ equivalents 13,684 tonnes of CO₂ equivalents 69,276 tonnes of CO₂ equivalents Cook Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher greenhouse gas emissions, Cook Islands or Saint Helena?
Cook Islands, at 88,295 tonnes of CO₂ equivalents against 14,776 tonnes of CO₂ equivalents in Saint Helena as of 2024.
What is the difference in greenhouse gas emissions between Cook Islands and Saint Helena?
73,519 tonnes of CO₂ equivalents, with Cook Islands ahead.
How many years of comparable data are there for Cook Islands and Saint Helena?
175 years are reported by both, from 1850 to 2024.
How do Cook Islands and Saint Helena rank globally for greenhouse gas emissions?
Cook Islands ranks 195th and Saint Helena ranks 198th of 199 countries.
Where does this data come from?
Jones et al. (2025) – with major processing by Our World in Data, published as Greenhouse gas emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Greenhouse gas emissions
Unit
tonnes of CO₂ equivalents
Source
Jones et al. (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 34,825 data points, 1850–2024
Last refreshed

Greenhouse gas emissions are measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.