The Indian city ranks second in the list of the most polluted cities in the world

Islamabad: Pakistan's Lahore has topped the list of the world's most polluted cities. So, New Delhi is ranked second in this list. The big thing is that Kathmandu, the capital of Nepal, has got the third position in this list. At the same time, the top three most polluted cities in the world are located in South Asia. The list is based on US Air Quality Index air pollution figures.

Lahore's AQI reaches 423

According to the list, the particulate matter (PM) rating in Lahore was 423 according to the Air Pollution Index. Karachi, the economic capital of Pakistan, was ranked seventh in the AQI. New Delhi, the capital of India, was in second place with 229 AQI. Kathmandu, the capital of Nepal, was the third most polluted city. Where PM 178 was reported.

AQI protected within 50

The U.S. Environmental Protection Agency considers AQI within 50 to be satisfactory. Lahore's AQI remained in the range of 301 and above which is considered dangerous. According to a previous report by the Food and Agriculture Organization and an environmental expert, straw burning, transportation and industry continued to cause pollution throughout the year. Many bricks as well as kilns are being operated in the old way. In recent days, the government has also ordered the closure of such bricks and kilns. However, some are still being managed.

9 out of 10 people in the world breathe in a polluted environment

According to the WHO, 9 out of 10 people in the world breathe highly polluted air. According to which, 'Every year 7 million people worldwide die due to outdoor and air pollution. The number of people who died from outside pollution in 2016 alone was close to 4.2 million. The death toll from domestic air pollution is 3.8 million. Air pollution causes death from heart related diseases, respiratory diseases and other ailments.

The Air Quality Index is measured in this way. There are

eight criteria for measuring air pollution (pollution element PM2.5, PM10, carbon monoxide, ozone, sulfur dioxide, aluminum and lead). The most important of which are PM2.5 and PM10. Whose figure is higher. So PM2.5 and PM10 are measured in micrograms per cubic meter. Pollution from burning anything. Which contains PM2.5 and dust particles PM10.