Chiang Mai Ranks as World’s Most Polluted City as Wildfires Blanket Northern Thailand

CHIANG MAI — Chiang Mai was named the world’s most polluted city on Monday, as smoke from more than 600 wildfires blanketed the northern region, prompting authorities to launch aerial water-dropping operations in an attempt to quell the blazes. Forest Fires Blanket Chiang Mai with Air Pollution Satellite imagery revealed hundreds of “hotspots” across Northern […]

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