60% of Indian cities record increase in particulate matter in atmosphere2 min read . Updated: 24 Jul 2015, 01:43 AM IST
The annual average levels of PM10 for 2011, 2012 and 2013 have exceeded in 148, 137 and 152 cities, respectively
New Delhi: At least 60% of the 249 Indian cities, where air pollution is monitored, have recorded an increase in the level of particulate matter that can cause maximum damage to lungs.
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