Delhi's 'alarming' air quality crisis persisting as city is named India's dirtiest
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Nov. 21 (UPI) -- Delhi was listed as India's most polluted city Thursday as a weeks-long air quality crisis gripping northern India has shown few signs of letting up. An air quality analysis report by Respirer Living Sciences showed levels of particulate matter, known as PM2.5, were high enough to rank Delhi last among the 281 Indian cities monitored. Advertisement The study, called Early Winter Trends Across Indian Cities, shows that 149 out of the 281 cities monitored were in the poor
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