Maritime transport CO2 emissions in Viet Nam

Viet Nam: Maritime transport CO2 emissions was 1.07 million Tonnes in 2025. ▲ Rising

Latest (2025)
1.07 million Tonnes
Change on year
up 10.2%
World rank
4th
of 12 countries
All-time high
1.25 million Tonnes
in 2022
All-time low
311,989 Tonnes
in 2019
Years of data
7
2019–2025

Maritime transport CO2 emissions in Viet Nam, 2019–2025

400.0k600.0k800.0k1.0M1.2M2019202220252019: 312.0k Tonnes2020: 459.6k Tonnes2021: 699.4k Tonnes2022: 1.3M Tonnes2023: 897.7k Tonnes2024: 974.2k Tonnes2025: 1.1M Tonnes

Source: Organisation for Economic Co-operation and Development. Measured in Tonnes.

Analysis

Viet Nam recorded 1.07 million Tonnes for maritime transport co2 emissions in 2025.

The figure is up 10.2% on the previous year and up 244.3% over ten years.

Maritime transport CO2 emissions in Viet Nam, year by year

Annual values for Maritime transport CO2 emissions (experimental) in Viet Nam, 2019 to 2025.
Year Tonnes Change
2019 311,989 Tonnes —
2020 459,628 Tonnes +47.3%
2021 699,419 Tonnes +52.2%
2022 1.25 million Tonnes +79.4%
2023 897,668 Tonnes -28.4%
2024 974,204 Tonnes +8.5%
2025 1.07 million Tonnes +10.2%

Averages by decade

DecadeAverage LowestHighest Years
2010s 311,989 Tonnes 311,989 Tonnes 311,989 Tonnes 1
2020s 893,232 Tonnes 459,628 Tonnes 1.25 million Tonnes 6

Countries ranked near Viet Nam

  1. 1 OECD 54.81 million Tonnes compare
  2. 2 Türkiye 3.13 million Tonnes compare
  3. 2 China 24.22 million Tonnes compare
  4. 2 Mauritania 116,150 Tonnes compare
  5. 3 Netherlands 2.52 million Tonnes compare
  6. 3 United States 9.33 million Tonnes compare
  7. 3 Croatia 103,936 Tonnes compare
  8. 4 Brazil 6.01 million Tonnes compare
  9. 4 Fiji 97,678 Tonnes compare
  10. 5 Poland 232,237 Tonnes compare
  11. 5 Spain 4.45 million Tonnes compare
  12. 5 Cabo Verde 80,380 Tonnes compare
  13. 6 Australia 4.34 million Tonnes compare
  14. 6 Lithuania 52,090 Tonnes compare
  15. 6 Equatorial Guinea 76,064 Tonnes compare
  16. 7 Estonia 44,654 Tonnes compare
  17. 7 Madagascar 57,376 Tonnes compare
  18. 7 Russia 3.58 million Tonnes compare

See the full ranking of 160 places →

More climate change data for Viet Nam

All data for Viet Nam →

Frequently asked questions

What is maritime transport co2 emissions in Viet Nam?
Maritime transport co2 emissions in Viet Nam was 1.07 million Tonnes in 2025, according to Organisation for Economic Co-operation and Development.
What is the highest maritime transport co2 emissions recorded in Viet Nam?
The highest recorded value was 1.25 million Tonnes in 2022.
What is the lowest maritime transport co2 emissions recorded in Viet Nam?
The lowest recorded value was 311,989 Tonnes in 2019.
How does Viet Nam rank for maritime transport co2 emissions?
Viet Nam ranks 4th out of 12 countries with data for 2025.
Is maritime transport co2 emissions rising or falling in Viet Nam?
Over the last ten years it is up 244.3%. The long-run trend across the full record is rising.
Where does this Viet Nam data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Maritime transport CO2 emissions (experimental). Statizoid updates them automatically from the source API.

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Maritime transport CO2 emissions in Viet Nam. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 27 September 2026, from https://climate.statizoid.com/stat/maritime-transport-co2-emissions-experimental/viet-nam-2/

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About this data

Indicator
Maritime transport CO2 emissions (experimental)
Unit
Tonnes
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
160 places, 1,105 data points, 2019–2025
Last refreshed

This experimental dataset includes annual, quarterly, and monthly information on carbon dioxide (CO2) emissions from maritime transport based on ship-tracking information collected via Automatic Identification System (AIS) transponders, covering all large vessels (above 300 gross tonnage) around the world, accessed via the United Nations Global Platform, from 2019 onwards. The CO2 emissions are estimated by the OECD, based on a consistent methodology across countries and include emissions from both domestic and international voyages. The CO2 emissions are classified using the ship-type classification used by the International Maritime Organisation (IMO) distinguishing between 19 vessel categories such as bulk carriers, tankers, and cruise ships. The database provides a measure of CO2 emissions on a territory basis for domestic navigation, which is used for reporting in the UN Framework Convention on Climate Change (UNFCCC) inventories; and also on a residence basis, which is used to estimate the emissions of maritime transport (H50 in the International Standard Industrial Classification of All Economic Activities, or ISIC) in the SEEA Air Emission Accounts (AEAs). Seven components of these CO2 emissions measures can be selected from the ‘Vessel emissions ’ filter. In the tables, these are also shown with the letters A, B, C, D, E, F and G. The aggregate measures of CO2 emissions are calculated as: Domestic navigation = A + C International navigation (memo item) = D + G Air emissions accounts: maritime transport (ISIC H50) = A + B + D + E + F For residence based measures, the allocation of emissions to countries is based on the residence of the companies that operate the ships. More information can be found on the dataset webpage