What is the difference in cumulative co₂ emissions between Norway and Portugal?

19.69 million tonnes, with Norway ahead.

How many years of comparable data are there for Norway and Portugal?

155 years are reported by both, from 1870 to 2024.

Where does this data come from?

Global Carbon Budget (2025) – with major processing by Our World in Data, published as Cumulative CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Norway vs Portugal: Cumulative CO₂ emissions

Norway

2.79 billion tonnes

in 2024

Portugal

2.77 billion tonnes

in 2024

Norway rank

57th

Portugal rank

58th

Cumulative CO₂ emissions over time

Norway
Portugal

How they compare

Norway currently reports 2.79 billion tonnes against 2.77 billion tonnes in Portugal, a difference of 19.69 million tonnes.

Across all 155 years both countries report, Norway has been ahead every year.

Norway ranks 57th and Portugal ranks 58th of 215 countries.

Norway has averaged higher in every one of the 16 decades both report.

Head to head by decade

Decade	Norway	Portugal	Difference	Ahead
1870s	12.32 million tonnes	2.74 million tonnes	9.58 million tonnes	Norway
1880s	25.10 million tonnes	12.10 million tonnes	13.00 million tonnes	Norway
1890s	47.83 million tonnes	27.36 million tonnes	20.47 million tonnes	Norway
1900s	86.03 million tonnes	50.13 million tonnes	35.90 million tonnes	Norway
1910s	144.15 million tonnes	80.68 million tonnes	63.47 million tonnes	Norway
1920s	205.52 million tonnes	106.74 million tonnes	98.78 million tonnes	Norway
1930s	292.28 million tonnes	144.75 million tonnes	147.53 million tonnes	Norway
1940s	372.93 million tonnes	184.56 million tonnes	188.38 million tonnes	Norway
1950s	464.57 million tonnes	237.89 million tonnes	226.68 million tonnes	Norway
1960s	599.50 million tonnes	325.52 million tonnes	273.98 million tonnes	Norway
1970s	847.42 million tonnes	485.11 million tonnes	362.31 million tonnes	Norway
1980s	1.17 billion tonnes	743.04 million tonnes	427.42 million tonnes	Norway
1990s	1.52 billion tonnes	1.16 billion tonnes	359.59 million tonnes	Norway
2000s	1.94 billion tonnes	1.78 billion tonnes	163.12 million tonnes	Norway
2010s	2.39 billion tonnes	2.34 billion tonnes	44.62 million tonnes	Norway
2020s	2.71 billion tonnes	2.69 billion tonnes	17.42 million tonnes	Norway

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions, Norway or Portugal?: Norway, at 2.79 billion tonnes against 2.77 billion tonnes in Portugal as of 2024.
What is the difference in cumulative co₂ emissions between Norway and Portugal?: 19.69 million tonnes, with Norway ahead.
How many years of comparable data are there for Norway and Portugal?: 155 years are reported by both, from 1870 to 2024.
How do Norway and Portugal rank globally for cumulative co₂ emissions?: Norway ranks 57th and Portugal ranks 58th of 215 countries.
Where does this data come from?: Global Carbon Budget (2025) – with major processing by Our World in Data, published as Cumulative CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Cumulative CO₂ emissions
Unit: tonnes
Source: Global Carbon Budget (2025) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 215 places, 23,408 data points, 1750–2024
Last refreshed: 07 August 2026

Total cumulative emissions of carbon dioxide (CO₂), excluding land-use change, since the first year of available data, measured in tonnes.