It's peak fire season in the Thai city, which now ranks as one of the world's most polluted.

Emergenza inquinamento atmosferico in Chiang Mai, nel nord della Thailandia, dove una fitta coltre di smog ha avvolto la zona della Mae Jo University nel distretto di San Sai,…

It's peak fire season in the Thai city, which now ranks as one of the world's most polluted.

PAI, Thailand: After hours spent in the thick pollution-choking parts of northern Thailand, Pon Doikam gets home and blows her burning nose to find blood clots spattered across…