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Bangkok has risen to the seventh most polluted city in the world, with an air qua
lity index of 171, according to the global air quality ranking updated in real tim
e by airvisual.com. Lahore, Pakistan, ranked first, followed by Kolkata, India, and Dhaka, Bangladesh.
The increase of PM 2.5 concentration in local air is mainly caused by seasonal incin
eration forests. In addition, many construction sites and vehicle exhaust in the county also have an impact.
Mr. Asawin Kwanmuang, the mayor of Bangkok, revealed today (1.30) that in order to alleviate the haze in Bangkok an
d its surrounding prefectures, he had communicated with the Hawthorne UAV Association or would use 50 small UAVs, eac
h carrying containers containing 10 liters of molasses + water mixture, to spray over Bangkok.
Thai Prime Minister Bayu said on the same day that the government was making every effort to deal with the haze problem, i