What are the main sources of air pollution in Indonesia? In thecity of Pekanbaru, a “Very unhealthy “figure was recorded in September thisyear with a concentration of 214.9 µg/m³. “Unhealthy” figures are between 55.5 and 150.4 µg/m³,whilst “Unhealthy for Sensitive Groups” are between 35.5 and 55.4 µg/m³. InSouth Tangerang, for 10 months of the year, the air quality is classed as“Unhealthy”, and for the remaining 2 months, it falls into the “Unhealthy forSensitive Groups” category. The average US AQI figure for this year was 141 with levels of PM2.5being 5 times over the World Health Organisation’s (WHO) exposurerecommendation. In 2019 itranked as the 6 th most polluted country out of 98 contendersworldwide. Itcovers an area of almost 2 million square kilometres and has a population ofapproximately 267 million, according to a census conducted in 2018.

It consists ofover 17 thousand islands, which makes it the world’s largest island nation. Indonesiais a country that lies between the Indian and Pacific oceans. What is the air quality index of Indonesia?

Global air quality city ranking