Cook Islands vs Saint Helena: Nitrous oxide emissions

Cook Islands
4,503 tonnes of CO₂ equivalents
in 2024
Saint Helena
1,075 tonnes of CO₂ equivalents
in 2024
Cook Islands rank
194th
Saint Helena rank
197th

Nitrous oxide emissions over time

  • Cook Islands
  • Saint Helena
02.0k4.0k6.0k185019372024

How they compare

Cook Islands currently reports 4,503 tonnes of CO₂ equivalents against 1,075 tonnes of CO₂ equivalents in Saint Helena, a difference of 3,428 tonnes of CO₂ equivalents.

That makes Cook Islands's figure about 4.2 times Saint Helena's.

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

Cook Islands ranks 194th and Saint Helena ranks 197th of 201 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 358.9 tonnes of CO₂ equivalents 45.49 tonnes of CO₂ equivalents 313.41 tonnes of CO₂ equivalents Cook Islands
1860s 383.87 tonnes of CO₂ equivalents 48.67 tonnes of CO₂ equivalents 335.2 tonnes of CO₂ equivalents Cook Islands
1870s 474.1 tonnes of CO₂ equivalents 60.05 tonnes of CO₂ equivalents 414.05 tonnes of CO₂ equivalents Cook Islands
1880s 611.56 tonnes of CO₂ equivalents 77.37 tonnes of CO₂ equivalents 534.19 tonnes of CO₂ equivalents Cook Islands
1890s 614.79 tonnes of CO₂ equivalents 87.24 tonnes of CO₂ equivalents 527.56 tonnes of CO₂ equivalents Cook Islands
1900s 651.76 tonnes of CO₂ equivalents 97.81 tonnes of CO₂ equivalents 553.95 tonnes of CO₂ equivalents Cook Islands
1910s 797.73 tonnes of CO₂ equivalents 127.09 tonnes of CO₂ equivalents 670.64 tonnes of CO₂ equivalents Cook Islands
1920s 882.76 tonnes of CO₂ equivalents 187.78 tonnes of CO₂ equivalents 694.98 tonnes of CO₂ equivalents Cook Islands
1930s 930.48 tonnes of CO₂ equivalents 202.86 tonnes of CO₂ equivalents 727.61 tonnes of CO₂ equivalents Cook Islands
1940s 1,175 tonnes of CO₂ equivalents 462.81 tonnes of CO₂ equivalents 711.75 tonnes of CO₂ equivalents Cook Islands
1950s 1,652 tonnes of CO₂ equivalents 682.99 tonnes of CO₂ equivalents 968.97 tonnes of CO₂ equivalents Cook Islands
1960s 1,847 tonnes of CO₂ equivalents 693.32 tonnes of CO₂ equivalents 1,154 tonnes of CO₂ equivalents Cook Islands
1970s 2,724 tonnes of CO₂ equivalents 949.8 tonnes of CO₂ equivalents 1,775 tonnes of CO₂ equivalents Cook Islands
1980s 3,420 tonnes of CO₂ equivalents 1,081 tonnes of CO₂ equivalents 2,339 tonnes of CO₂ equivalents Cook Islands
1990s 4,448 tonnes of CO₂ equivalents 914.94 tonnes of CO₂ equivalents 3,533 tonnes of CO₂ equivalents Cook Islands
2000s 4,194 tonnes of CO₂ equivalents 890.22 tonnes of CO₂ equivalents 3,304 tonnes of CO₂ equivalents Cook Islands
2010s 4,691 tonnes of CO₂ equivalents 1,024 tonnes of CO₂ equivalents 3,667 tonnes of CO₂ equivalents Cook Islands
2020s 4,543 tonnes of CO₂ equivalents 1,061 tonnes of CO₂ equivalents 3,482 tonnes of CO₂ equivalents Cook Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide emissions, Cook Islands or Saint Helena?
Cook Islands, at 4,503 tonnes of CO₂ equivalents against 1,075 tonnes of CO₂ equivalents in Saint Helena as of 2024.
What is the difference in nitrous oxide emissions between Cook Islands and Saint Helena?
3,428 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 nitrous oxide emissions?
Cook Islands ranks 194th and Saint Helena ranks 197th of 201 countries.
Where does this data come from?
Jones et al. (2025) – with major processing by Our World in Data, published as Nitrous oxide emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Nitrous oxide 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
201 places, 35,175 data points, 1850–2024
Last refreshed

Measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.