Which has higher share of global co₂ emissions and population, Nauru or Tuvalu?

Nauru, at 0.0% against 0.0% in Tuvalu as of 2100.

How many years of comparable data are there for Nauru and Tuvalu?

301 years are reported by both, from 1800 to 2100.

Where does this data come from?

HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Share of global CO₂ emissions and population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nauru vs Tuvalu: Share of global CO₂ emissions and population

Nauru

0.0%

in 2100

Tuvalu

0.0%

in 2100

Nauru rank

219th

Tuvalu rank

221st

Share of global CO₂ emissions and population over time

Nauru
Tuvalu

How they compare

Nauru currently reports 0.0% against 0.0% in Tuvalu, a difference of 0.0%.

That makes Nauru's figure about 1.7 times Tuvalu's.

The two have swapped places 3 times across 301 shared years of data; in 1800 it was Tuvalu ahead.

Nauru ranks 219th and Tuvalu ranks 221st of 234 countries.

Across the 31 decades both report, Nauru averaged higher in 13 and Tuvalu in 18.

Head to head by decade

Decade	Nauru	Tuvalu	Difference	Ahead
1800s	0.0%	0.0%	0.0%	Tuvalu
1810s	0.0%	0.0%	0.0%	Tuvalu
1820s	0.0%	0.0%	0.0%	Tuvalu
1830s	0.0%	0.0%	0.0%	Tuvalu
1840s	0.0%	0.0%	0.0%	Tuvalu
1850s	0.0%	0.0%	0.0%	Tuvalu
1860s	0.0%	0.0%	0.0%	Tuvalu
1870s	0.0%	0.0%	0.0%	Tuvalu
1880s	0.0%	0.0%	0.0%	Tuvalu
1890s	0.0%	0.0%	0.0%	Tuvalu
1900s	0.0%	0.0%	0.0%	Tuvalu
1910s	0.0%	0.0%	0.0%	Tuvalu
1920s	0.0%	0.0%	0.0%	Tuvalu
1930s	0.0%	0.0%	0.0%	Tuvalu
1940s	0.0%	0.0%	0.0%	Tuvalu
1950s	0.0%	0.0%	0.0%	Tuvalu
1960s	0.0%	0.0%	0.0%	Tuvalu
1970s	0.0%	0.0%	0.0%	Nauru
1980s	0.0%	0.0%	0.0%	Nauru
1990s	0.0%	0.0%	0.0%	Nauru
2000s	0.0%	0.0%	0.0%	Nauru
2010s	0.0%	0.0%	0.0%	Tuvalu
2020s	0.0%	0.0%	0.0%	Nauru
2030s	0.0%	0.0%	0.0%	Nauru
2040s	0.0%	0.0%	0.0%	Nauru
2050s	0.0%	0.0%	0.0%	Nauru
2060s	0.0%	0.0%	0.0%	Nauru
2070s	0.0%	0.0%	0.0%	Nauru
2080s	0.0%	0.0%	0.0%	Nauru
2090s	0.0%	0.0%	0.0%	Nauru
2100s	0.0%	0.0%	0.0%	Nauru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of global co₂ emissions and population, Nauru or Tuvalu?: Nauru, at 0.0% against 0.0% in Tuvalu as of 2100.
What is the difference in share of global co₂ emissions and population between Nauru and Tuvalu?: 0.0%, with Nauru ahead.
How many years of comparable data are there for Nauru and Tuvalu?: 301 years are reported by both, from 1800 to 2100.
How do Nauru and Tuvalu rank globally for share of global co₂ emissions and population?: Nauru ranks 219th and Tuvalu ranks 221st of 234 countries.
Where does this data come from?: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Share of global CO₂ emissions and population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Share of global CO₂ emissions and population
Unit: %
Source: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 239 places, 69,170 data points, 1000–2100
Last refreshed: 07 August 2026

Share of the world's population by country, available from 10,000 BCE to 2100, based on data and estimates from different sources.