Before the massive blackout on Sunday, 4 August 2019, Jakarta’s have topped the list as the world’s most polluted city for 2 weeks in a row. After the massive blackout attacked, Jakarta being knocked down to the 19th position. It can immediately felt by the fresher air by Monday morning.
According to Air Visual, Jakarta has back topped again as the world’s most polluted city by Thursday afternoon. With recorded to be 160, with a fine particulate matter (PM2.5) concentration of 73.5 micrograms per meter cubic (µg/m³)
Followed by Dubai with second position with an AQI of 145 and a PM2.5 concentration of 53.3 µg/m³, and Hong Kong in third position with an AQI of 136 and a PM2.5 concentration of 47.5µg/m³