What is emissions of air pollutants in Cambodia?

Emissions of air pollutants in Cambodia was 1.60 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 Cambodia?

The highest recorded value was 1.61 million tonnes in 2019.

What is the lowest emissions of air pollutants recorded in Cambodia?

The lowest recorded value was 94,955 tonnes in 1750.

How does Cambodia rank for emissions of air pollutants?

Cambodia ranks 41st out of 220 countries with data for 2022.

Is emissions of air pollutants rising or falling in Cambodia?

Over the last ten years it is up 6.0%. The long-run trend across the full record is volatile.

Where does this Cambodia 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.

emissions of air pollutants in Cambodia

Name: emissions of air pollutants in Cambodia
Creator: Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data
License: CC BY 4.0 (Our World in Data)

Cambodia: emissions of air pollutants was 1.60 million tonnes in 2022. ◆ Volatile

Latest (2022)

1.60 million tonnes

Change on year

down 0.3%

World rank

41st

of 220 countries

All-time high

1.61 million tonnes

in 2019

All-time low

94,955 tonnes

in 1750

Years of data

273

1750–2022

emissions of air pollutants in Cambodia, 1750–2022

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

Analysis

Cambodia recorded 1.60 million tonnes for emissions of air pollutants in 2022.

The figure is down 0.3% on the previous year and up 6.0% over ten years.

Over the whole period, emissions of air pollutants in Cambodia peaked at 1.61 million tonnes in 2019 and was at its lowest, 94,955 tonnes, in 1750.

Cambodia ranks 41st of 220 countries on this measure, in the top quarter.

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

Averages by decade

Decade	Average	Lowest	Highest	Years
1750s	95,758 tonnes	94,955 tonnes	96,560 tonnes	10
1760s	97,549 tonnes	96,738 tonnes	98,359 tonnes	10
1770s	99,357 tonnes	98,539 tonnes	100,175 tonnes	10
1780s	101,181 tonnes	100,356 tonnes	102,005 tonnes	10
1790s	103,018 tonnes	102,187 tonnes	103,847 tonnes	10
1800s	104,866 tonnes	104,031 tonnes	105,699 tonnes	10
1810s	106,721 tonnes	105,883 tonnes	107,557 tonnes	10
1820s	108,515 tonnes	107,742 tonnes	109,286 tonnes	10
1830s	110,460 tonnes	109,456 tonnes	111,462 tonnes	10
1840s	112,692 tonnes	111,684 tonnes	113,696 tonnes	10
1850s	118,034 tonnes	113,919 tonnes	122,233 tonnes	10
1860s	127,637 tonnes	123,193 tonnes	132,172 tonnes	10
1870s	140,464 tonnes	136,270 tonnes	144,887 tonnes	10
1880s	150,834 tonnes	145,924 tonnes	155,868 tonnes	10
1890s	161,844 tonnes	157,004 tonnes	166,771 tonnes	10
1900s	173,474 tonnes	167,864 tonnes	178,880 tonnes	10
1910s	186,222 tonnes	180,021 tonnes	192,189 tonnes	10
1920s	186,904 tonnes	179,641 tonnes	193,143 tonnes	10
1930s	168,500 tonnes	159,219 tonnes	177,169 tonnes	10
1940s	146,598 tonnes	135,666 tonnes	156,968 tonnes	10
1950s	180,077 tonnes	136,449 tonnes	230,119 tonnes	10
1960s	305,529 tonnes	239,677 tonnes	446,370 tonnes	10
1970s	300,503 tonnes	271,219 tonnes	421,203 tonnes	10
1980s	351,986 tonnes	303,052 tonnes	397,098 tonnes	10
1990s	986,652 tonnes	670,610 tonnes	1.39 million tonnes	10
2000s	1.28 million tonnes	1.23 million tonnes	1.43 million tonnes	10
2010s	1.55 million tonnes	1.47 million tonnes	1.61 million tonnes	10
2020s	1.61 million tonnes	1.60 million tonnes	1.61 million tonnes	3

Countries ranked near Cambodia

38 Cote d'Ivoire 1.65 million tonnes compare
39 Zimbabwe 1.63 million tonnes compare
40 Angola 1.61 million tonnes compare
42 Australia 1.56 million tonnes compare
43 Colombia 1.32 million tonnes compare
44 Algeria 1.30 million tonnes compare

See the full ranking of 220 places →

More climate change data for Cambodia

Share of global CO₂ emissions and population 0.2% (2100)
Population growth 1.2% (2025)
Population, total 17.85 million (2025)
Urban population growth 1.7% (2025)
Urban population 7.34 million (2025)
Urban population 41.1% (2025)
CO₂ emissions per capita vs. GDP per capita 1.24 tonnes per person (2024)
Cumulative CO₂ emissions 251.61 million tonnes (2024)
CO₂ emissions per capita 1.24 tonnes per person (2024)
CO₂ emissions per capita vs. share of electricity generation from renewables 1.24 tonnes per person (2024)

All data for Cambodia →

Frequently asked questions

What is emissions of air pollutants in Cambodia?: Emissions of air pollutants in Cambodia was 1.60 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 Cambodia?: The highest recorded value was 1.61 million tonnes in 2019.
What is the lowest emissions of air pollutants recorded in Cambodia?: The lowest recorded value was 94,955 tonnes in 1750.
How does Cambodia rank for emissions of air pollutants?: Cambodia ranks 41st out of 220 countries with data for 2022.
Is emissions of air pollutants rising or falling in Cambodia?: Over the last ten years it is up 6.0%. The long-run trend across the full record is volatile.
Where does this Cambodia 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: 07 August 2026

Carbon monoxide (CO) is a pollutant produced from the incomplete combustion of carbon-based fuels such as oil, gas, wood, and coal. CO is a harmful gas that contributes to both outdoor and indoor air pollution.