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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

Cities around the world account for 71 per cent of the world's greenhouse gas emissions.

China is the largest producer of emissions in the world, according to risk management consultancy Maplecroft.

China emits about 6,018 million tons of greenhouse gases per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

2. United States

The United States is a close second with 5,903 million tons of greenhouse gases released each year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

3. Russia

Russia produces about 1,704 million tons per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

4. India

India releases about 1,293 million tons per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

5. Japan

Japan produces 1,247 million tons per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

6. Germany

Germany produces about 858 million tons of greenhouse gases per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

7. Canada

Canada produces 614 million tons of greenhouse gases per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

8. Britain

Britain produces 586 million tons per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

9. South Korea

South Korea produces 514 million tons per year.

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The world's 10 biggest polluters

Last updated on: September 29, 2011 11:08 IST

10. Iran

Iran produces 471 million tons of greenhouse gases per year.