most polluted city in the world – 2024 Air pollution is a global issue that affects millions of people worldwide. It is a significant environmental risk to health, contributing to numerous diseases and conditions. The World Health Organization (WHO) has set an annual limit of 5µg/m3 for PM2.5, a common measure of air pollution. However, many cities worldwide exceed this limit, some by over 15 times.
Air pollution is a global issue Rankings
The most polluted city in the world, according to the 2024 rankings, is Dhaka, Bangladesh, with an annual average PM2.5 level of 114.5 µg/m31. This is over 22 times the WHO’s recommended limit. Dhaka is the capital city and largest city of Bangladesh, with a population of over 21 million people. The city’s high pollution levels can be attributed to various factors, including vehicle emissions, industrial pollution, and the burning of solid waste and fossil fuels.
most polluted city in the world – 2024
Lahore, Pakistan, is the second most polluted city in the world, with an annual average PM2.5 level of 95.1 µg/m31. Lahore is the capital city of the Pakistani province of Punjab and is one of the country’s wealthiest cities. However, it struggles with severe air pollution, primarily due to vehicle emissions, industrial activities, and crop burning in nearby agricultural areas.
The third most polluted city is Patna, India, with an annual average PM2.5 level of 67.0 µg/m31. Patna is the capital city and largest city of the Indian state of Bihar. The city’s high pollution levels are mainly due to vehicle emissions, industrial pollution, and the burning of biomass for cooking and heating.
New Delhi, the capital of India, is the fourth most polluted city in the world, with an annual average PM2.5 level of 65.9 µg/m31. New Delhi struggles with air pollution due to a combination of factors, including vehicle emissions, industrial activities, construction dust, and the burning of crop residue in neighboring states.
The fifth most polluted city is Dehli, India, with an annual average PM2.5 level of 64.0 µg/m31. Like New Delhi, Dehli struggles with air pollution due to similar factors.
Air pollutants have excessive fitness influences. studies have found evidence that air pollutant levels are correlated with the risk of illnesses together with stroke, lung cancer, heart sickness, and breathing diseases1. therefore, addressing air pollutants is an essential public health trouble.
Efforts to combat air pollution vary with the aid of the city and the United States. these can consist of measures consisting as enhancing waste control, promoting the usage of smooth energy resources, improving public transportation, and imposing stricter emissions standards for cars and industries. Public recognition and training about the dangers of air pollution and the way individuals can lessen their publicity are also crucial.
In the end, air pollution is a pressing trouble faced by many towns worldwide. Dhaka, Bangladesh, is currently the most polluted city globally, however many others, mainly in South Asia, also battle with excessive pollution levels. Addressing this trouble calls for concerted efforts at all ranges – from personal movements to global cooperation. As we circulate ahead, it’s miles important to preserve striving for cleanser air to make sure a more fit future for all.