What are the top 10 CO2 emitters?
Table of Contents
Top 10 CO2-emitting countries in the world (Total CO2 in Mt) – EU JRC 2020
- India — 2411.73.
- Russia — 1674.23.
- Japan — 1061.77.
- Iran — 690.24.
- Germany — 636.88.
- South Korea — 621.47.
- Saudi Arabia — 588.81.
- Indonesia — 568.27.
Who is the top emitter of carbon?
China was the biggest emitter of fossil fuel carbon dioxide (CO2) emissions in 2020, accounting for 30.64 percent of global emissions. The world’s top five largest polluters were responsible for roughly 60 percent of global CO2 emissions in 2020.
What are the top 5 sources of greenhouse gas emissions?

As defined by the Environmental Protection Agency (EPA), U.S. greenhouse gas emissions sources can be broken down into five sectors: transportation (29%), electricity (28%), industry (22%), commercial and residential (12%), and agriculture (9%).
What are the four main greenhouse gases?
Overview of Greenhouse Gases
- Overview.
- Carbon Dioxide.
- Methane.
- Nitrous Oxide.
- Fluorinated Gases.
Who are the biggest greenhouse gas emitters?
Most of the world’s greenhouse gas emissions come from a relatively small number of countries. China, the United States, and the nations that make up the European Union are the three largest emitters on an absolute basis. Per capita greenhouse gas emissions are highest in the United States and Russia.

Who are the world’s top 10 greenhouse gas emitters?
China has the highest greenhouse gas emissions of any country in the world. In 2017, China emitted 9.3 billion tons of carbon dioxide….Emissions by Country
- Brazil (427.6 Mt)
- South Africa (421.7 Mt)
- Australia (384.6 Mt)
- Turkey (378.6 Mt)
- United Kingdom (358.7 Mt)
- Italy (321.5 Mt)
- France (306.1 Mt)
- Poland (305.8 Mt)
What are the top 3 sources of greenhouse gases?
Sources of Greenhouse Gas Emissions
- Overview.
- Electricity.
- Transportation.
- Industry.
- Commercial/Residential.
- Agriculture.
- Land Use/Forestry.
Which country is the biggest CO2 emitter?
China
CO2 Emissions by Country
# | Country | Share of world |
---|---|---|
1 | China | 29.18% |
2 | United States | 14.02% |
3 | India | 7.09% |
4 | Russia | 4.65% |
Which countries are the largest emitters of greenhouse gases?
China has the highest greenhouse gas emissions of any country in the world. In 2017, China emitted 9.3 billion tons of carbon dioxide….Emissions by Country
- China (9,300 Mt)
- The United States (4,800 Mt)
- India (2,200 Mt)
- Russia (1,500 Mt)
- Japan (1,100 Mt)
- Germany (718.8 Mt)
- Korea (600 Mt)
- Iran (567.1 Mt)
What is the largest absorbent of CO2?
The oceans
The oceans play a critical role in capturing CO2 from the atmosphere. Around 25% of all CO2 emissions are absorbed by the ocean, making it one of the world’s largest ‘carbon sinks’.