According to the World Health Organization (WHO), over 1 million people die every year due to pollution and many are affected due to severe smog problems. The outdoor environmental problems have made the lives of people very complex to live on this earth. The tiny particles from the environment enters in your lungs and blood, which ultimately causes respiratory problems. There are many smoggiest cities in the world, which cause the maximum number of deaths every year because of serious environmental complications.

Smog is the worst combination of air pollutants that can damage human health and harm the environment to the highest extent. It can cause many health problems like asthma, emphysema, chronic bronchitis, respiratory problems, eye irritation and also lung infections. According to WHO, anything over 20 micrograms per cubic meter is proving to be very dangerous.

Here we have compilation of top 10 smoggiest cities in the world, you probably don’t know about. Whether it’s a big city or not, the smog is one of the factors that harm the environment of these cities. Have a look!

1. Beijing, China

On the top, we have Beijing as one of the smoggiest cities in the world. The capital of China, Beijing is again suffering from heavy smog in winters. The residents are living with the covered face with masks, whenever they want to visit outdoor.

smoggiest cities in the world

2. Ahvaz, Iran

Ahvaz is also in the list of the smoggiest cities in the world and this city of Iran is having the dirtiest air in the world. There are many heavy industries in the cities of Iran, which uses metals, oils and natural gas in the production process. These industries are making the air more disastrous for the people living in.

ahvaz city of iran smog

3. Ulan Bator, Mongolia

This city of Mongolia is one of the coldest capitals on earth. The Ulan Bator has the worst air pollution worldwide, which makes this city worst to live in for everyone. In the cold months, the fireplaces contribute up to 70% to offer smog in this city.

ulan bator mongolia smog level

4. Lahore, Pakistan

You will be shocked to know the name of Lahore in the list of the smoggiest cities in the world. With the passing days, Lahore is dealing with the strong environmental problems. The high volume of traffic, pollution from industries, cut down of massive trees, rubbish ignition and the dust from the surrounding deserts has made this country’s second largest city the smoggiest one.

smog in lahore

5. New Delhi, India

In the last 30 years, the number of vehicles has increased from 180,000 to 3.5 million in New Delhi. The biggest problem in this city is the coal powered plants, that are causing around 80 percent of the total air pollution in the city.

bad air in india

6. Riyadh, Saudi Arabia

Saudi Arabia is famous for sand storms every year that cause serious smog. The sand storms are causing the large amount of dangerous particles in the air. Hence, the strong ultra-violet rays transform transport and industry emissions into ozone.

atmosphere in riyadh

7. Cairo, Egypt

Many people are suffering from serious illnesses in Cairo, Egypt like respiratory problems and lung cancer. The increase in the number of industries and road traffic is the major cause of smog in this city. Thus, this city falls on the 7th rank.

pollution in cairo

8. Dhaka, Bangladesh

Dhaka is also one of the smoggiest cities in the world, where 15,000 people die every year according to a study by the Max-Planck Institute in Mainz. The air pollution is the major cause to make this city smoggy and the world’s highest concentration of sulfur dioxide are present there.

pollution problems in dhaka

9. Moscow, Russia

On number 9th, the smoggiest city is Moscow and the main reason is the high amounts of hydrocarbons present there. Every city has different type of smog, which produce due to different reasons and some cities have better air quality than others.

worst smog in moscow

10. Mexico City, Mexico

Mexico City is the densely populated city and the smog has made this city even worse. The whole city is surrounded by the mountains, so due to the high level of sulfur dioxide and hydrocarbons in the air, Mexico City is one of the most polluted and smoggiest cities in the world. But, now the atmosphere of this city is getting better due to new transport policies and many factories being shut down.

high level of smog in mexico

Air pollution is a huge problem, which cause deaths every year. The main causes of death are tiny particles, which enter the lungs and bloodstream and leads to respiratory and coronary problems. Many people across the world suffers from the smog issues that makes air full of carbon and other harmful particles. If all the countries will improve their transport policies, then the deadly smog can be decreased everywhere. Moreover, shut down the spare factories can slowly cut the smog in the various cities.

In which city do you live? Do you ever feel smog in your city? Let us know in the comment section!