Top-10 Most Polluted Cities in the World by October 2024

Air pollution remains a significant problem in many cities worldwide, severely impacting health and quality of life. Several factors, including industrial emissions, vehicle exhaust, and poor waste management, contribute to hazardous air quality levels. This list highlights the top 10 most polluted cities, where efforts to curb pollution have had mixed success, and urgent action is still needed to improve conditions.

World’s Most Polluted City as of October 2024

As of October 2024, Lahore holds the title of the world’s most polluted city, with an alarming Air Quality Index (AQI) of 232, categorizing it as “very unhealthy.” The primary pollution sources include vehicular emissions, industrial activities, and construction dust. Residents often face warnings to avoid outdoor exposure, especially during high pollution periods, to reduce health risks associated with the poor air quality.

Top-10 Most Polluted Cities in the World By October 2024

Lahore city of Pakistan, with an Air Quality Index of 232, stands as the most polluted city of the world by October 2024, followed by Delhi, Dakar and Kinshasa.

Here is the list of top-10 most polluted cities in the world by October 2024:

Most Polluted Cities in the World by October 2024
Rank City Country AQI
1. Lahore Pakistan 232
2. Delhi India 204
3. Dakar Senegal 155
4. Kinshasa Democratic Republic of the Congo 155
5. Dhaka Bangladesh 142
6. Ulaanbaatar Mongolia 132
7. Hanoi Vietnam 128
8. Jakarta Indonesia 117
9. Kolkata India 113
10. Bucharest Romania 106

An Overview of AQI

The air quality index (AQI) is a number used by governments to show how clean or dirty the air is. When the AQI goes up, it means the air pollution is getting worse, which can harm people’s health, especially kids, older adults, and those with breathing or heart issues. When pollution is high, officials often advise staying indoors, limiting outdoor activities, or wearing masks like N95s, especially during events like wildfires. Using air purifiers at home is also recommended.

Categories of Air Quality Index

The Air Quality Index (AQI) bands indicate air pollution levels, providing health advice based on how clean or polluted the air is.

AQI Category
0-33 Very good
34-66 Good
67-99 Fair
100-149 Poor
150-200 Very poor
200+ Hazardous

FAQs

Which is the most polluted city globally by October 2024?

As of October 2024, Lahore holds the title of the world’s most polluted city, with an alarming Air Quality Index (AQI) of 232, categorizing it as "very unhealthy."

Which is the second most polluted city in the world by October 2024?

Delhi city of India, with an Air Quality Index of 204, stands as the second most polluted city of the world by October 2024

Name the top-5 most polluted cities in the world by October 2024.

The top-5 most polluted cities in the world by October 2024 are: Lahore, Delhi, Dakar, Kinshasa and Dhaka.

Akansha Arora

My role as a content writer specializing in current affairs at Adda247 involves meticulously researching and crafting compelling articles aimed at guiding and informing candidates preparing for National and State Level Competitive Government Exams. With a dedication to educational excellence, I strive to keep our candidates abreast of the latest developments and trends in current affairs. By providing insightful and engaging content, I aim to ensure that aspiring candidates are well-prepared and informed for their examinations.

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