Northern Thailand's Air Quality Index Reaches Extremely Hazardous Levels – CTN News - Chiang Rai Times
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Northern Thailand's Air Quality Index Reaches Extremely Hazardous Levels – CTN News Chiang Rai TimesThe worst air quality was in Chiang Rai where the air quality index (AQI) in tambon Wiang Phang Kham in Chiang Rai's Mae Sai stands at 316. ShareNorthern Thailand's Air Quality Index Reaches Extremely Hazardous Levels – CTN News - Chiang Rai Times
Northern Thailand's Air Quality Index Reaches Extremely Hazardous Levels – CTN News Chiang Rai TimesThe worst air quality was in Chiang Rai where the air quality index (AQI) in tambon Wiang Phang Kham in Chiang Rai's Mae Sai stands at 316. Share on ... Read more