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Southern Asia

Iran

Iran emitted about 793 million tonnes of CO₂ from fossil fuels and industry in 2024, 2.1% of the world total, making it the 7th largest emitter. About 8.7 tonnes per person per year, 1.8 times the world average of 4.7 tonnes.

CO₂ in 2024
793Mt

2.1% of the world · 7th largest

Per person
8.7t

World average 4.7 t

Change since 2005
+70%

+276% since 1990

Total since 1850
21.8bn t

1.2% of all CO₂ ever emitted

Renewable electricity
4%

World 34% (2025)

Annual CO₂ emissions

million tonnes, fossil fuels and industry
Show the data as a table
YearCO₂ (Mt)
2024792.63
2023789.68
2022767.18
2021779.53
2020745.60
2019727.27
2018664.52
2017696.41
2016644.68
2015641.96
2014644.23
2013610.00
2012599.28
2011576.37
2010561.50
2009543.41
2008528.53
2007507.77
2006501.02
2005466.80
2004442.12
2003410.97
2002397.03
2001389.91
2000367.21
1999374.45
1998305.64
1997269.26
1996276.62
1995270.88
1994264.82
1993236.99
1992228.19
1991223.04
1990211.08

Per person vs the world

tonnes of CO₂
  • World average
  • Iran

Renewable share of electricity

%
  • World
  • Iran

Where Iran's electricity came from, 2025

  • Coal 0.2%
  • Gas 89.5%
  • Oil 4.6%
  • Nuclear 1.9%
  • Hydro 3.3%
  • Wind 0.3%
  • Solar 0.2%

Source: Global Carbon Budget and Ember via Our World in Data ·

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Iran in the world

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About Iran's emissions

How much CO₂ does Iran emit?

Iran emitted about 793 million tonnes of CO₂ from fossil fuels and industry in 2024, 2.1% of the world total, making it the 7th largest emitter.

What are Iran's CO₂ emissions per person?

About 8.7 tonnes per person per year, 1.8 times the world average of 4.7 tonnes.

Are Iran's emissions going down?

No. CO₂ emissions in 2024 were +70% compared with 2005 and +276% compared with 1990.

How much of Iran's electricity is renewable?

3.8% in 2025, from hydro, wind, solar and bioenergy, against a world average of 33.8%.