পৃথিবীর সবথেকে দূষিত শহর ( ধুলোর নরক)

বায়ু দূষণ এখানে একটি বড় সমস্যা। শুধুমাত্র 2018 সালে, 135,000 মানুষ এর কারণে প্রাণ হারিয়েছে। প্রতি বছর প্রায় 100,000 মানুষ প্রাণ হারায়। বায়ু দূষণের কারণে একটি "কুয়াশা মৌসুম"ও রয়েছে।

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