Emissions of air pollutants in Japan

Japan: Emissions of air pollutants was 2.07 million tonnes in 2022. ◆ Volatile

Latest (2022)
2.07 million tonnes
Change on year
up 1.5%
World rank
9th
of 220 countries
All-time high
7.43 million tonnes
in 1975
All-time low
3,144 tonnes
in 1750
Years of data
273
1750–2022

Emissions of air pollutants in Japan, 1750–2022

02.0M4.0M6.0M8.0M175018862022

Source: Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data. Measured in tonnes.

Analysis

Japan recorded 2.07 million tonnes for emissions of air pollutants in 2022.

Compared with earlier readings it is up 1.5% on the previous year and down 24.9% over ten years.

Over the whole period, emissions of air pollutants in Japan peaked at 7.43 million tonnes in 1975 and was at its lowest, 3,144 tonnes, in 1750.

Japan ranks 9th of 220 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1750s 3,158 tonnes 3,144 tonnes 3,172 tonnes 10
1760s 3,189 tonnes 3,175 tonnes 3,203 tonnes 10
1770s 3,220 tonnes 3,206 tonnes 3,233 tonnes 10
1780s 3,250 tonnes 3,237 tonnes 3,264 tonnes 10
1790s 3,281 tonnes 3,267 tonnes 3,295 tonnes 10
1800s 3,323 tonnes 3,298 tonnes 3,348 tonnes 10
1810s 3,379 tonnes 3,353 tonnes 3,404 tonnes 10
1820s 3,432 tonnes 3,409 tonnes 3,454 tonnes 10
1830s 3,485 tonnes 3,459 tonnes 3,510 tonnes 10
1840s 3,541 tonnes 3,516 tonnes 3,566 tonnes 10
1850s 3,567 tonnes 3,488 tonnes 3,618 tonnes 10
1860s 3,338 tonnes 3,231 tonnes 3,466 tonnes 10
1870s 5,571 tonnes 3,188 tonnes 9,645 tonnes 10
1880s 13,061 tonnes 9,610 tonnes 20,644 tonnes 10
1890s 35,063 tonnes 22,240 tonnes 50,487 tonnes 10
1900s 86,485 tonnes 57,056 tonnes 111,403 tonnes 10
1910s 165,912 tonnes 111,193 tonnes 225,137 tonnes 10
1920s 228,682 tonnes 191,293 tonnes 264,945 tonnes 10
1930s 291,363 tonnes 220,569 tonnes 364,384 tonnes 10
1940s 310,572 tonnes 153,985 tonnes 418,045 tonnes 10
1950s 602,827 tonnes 311,331 tonnes 907,347 tonnes 10
1960s 3.04 million tonnes 1.38 million tonnes 5.22 million tonnes 10
1970s 6.92 million tonnes 5.96 million tonnes 7.43 million tonnes 10
1980s 5.63 million tonnes 5.03 million tonnes 6.84 million tonnes 10
1990s 4.64 million tonnes 4.33 million tonnes 4.95 million tonnes 10
2000s 3.95 million tonnes 3.13 million tonnes 4.39 million tonnes 10
2010s 2.53 million tonnes 2.16 million tonnes 3.06 million tonnes 10
2020s 2.04 million tonnes 2.02 million tonnes 2.07 million tonnes 3

Countries ranked near Japan

  1. 6 Singapore 4.03 million tonnes compare
  2. 7 Brazil 2.83 million tonnes compare
  3. 8 Saudi Arabia 2.69 million tonnes compare
  4. 10 United Arab Emirates 2.06 million tonnes compare
  5. 11 South Africa 1.86 million tonnes compare
  6. 12 Iran 1.74 million tonnes compare

See the full ranking of 220 places →

More environment data for Japan

All data for Japan →

Frequently asked questions

What is emissions of air pollutants in Japan?
Emissions of air pollutants in Japan was 2.07 million tonnes in 2022, according to Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data.
What is the highest emissions of air pollutants recorded in Japan?
The highest recorded value was 7.43 million tonnes in 1975.
What is the lowest emissions of air pollutants recorded in Japan?
The lowest recorded value was 3,144 tonnes in 1750.
How does Japan rank for emissions of air pollutants?
Japan ranks 9th out of 220 countries with data for 2022.
Is emissions of air pollutants rising or falling in Japan?
Over the last ten years it is down 24.9%. The long-run trend across the full record is volatile.
Where does this Japan data come from?
The figures come from Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data, published as part of Emissions of air pollutants. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 273 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Emissions of air pollutants
Unit
tonnes
Source
Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
220 places, 60,060 data points, 1750–2022
Last refreshed

Nitrogen oxides (NOₓ) are gases that are mainly formed during the burning of fossil fuels. Exposure to NOₓ gases can have negative impacts on respiratory health. NOₓ gases can also lead to the formation of ozone – another air pollutant.