The Hazardous Effects of Air Pollution on People Around the World, Part 1 of 2

Low- and middle-income countries are exposed to the highest pollution levels. The study also revealed the top five most polluted countries: Chad, Iraq, Pakistan, Bahrain, and Bangladesh.

Pakistan’s, Lahore city has been declared the most polluted in the world by an air quality monitor as citizens continue to breathe in toxic smog in the last couple of days. In India, approximately 93% of the population is exposed to high levels of the hazardous particulate matter PM 2.5; the most polluted region is the nation’s capital New Delhi.

Research shows that air pollution in India could reduce the life expectancy of 40% of the population by up to nine years or more.

Africa has some of the world's worst air pollution. The continent is home to five of the top 10 countries worldwide with the highest levels of outdoor fine particulate matter. A recent report states that air pollution is Africa's second leading risk factor for death.

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