Who is the biggest polluter in the world?
Who is the biggest polluter in the world? Greenhouse Gas Emissions, Past and Future China, the world's biggest emitter of carbon dioxide, produces 12.7 billion metric tons of emissions annually. That dwarfs U.S. emissions, currently about 5.9 billion tons annually.
Who are the worst polluters?
The US, China and Russia have cumulatively contributed the greatest amounts of CO 2 since 1850.
What is the most polluted city in the world 2023?
Rankings: 25 Most Polluted Cities in the World in 2023
- Dammam, Saudi Arabia (124.11 µg/m3)
- Lahore, Pakistan (111.63 µg/m3)
- Dhaka, Bangladesh (84.73 µg/m3)
- Delhi, India (84.39 µg/m3)
- Muzaffarnagar, India (81.35 µg/m3)
- Baghdad, Iraq (77.62 µg/m3)
- Ghaziabad, India (74.72 µg/m3)
- Patna, India (67.20 µg/m3)