Taking a deep breath in Chennai? Think again

Believe it or not, but morning runs or a game of tennis can make more people sick as Chennai’s air pollution is nearly at its peak at 5am. Monitoring units show particulate matter (PM2.5) levels hovering between 225 and 287 micrograms per cubic metre -- six times more than the city’s average.

from Chennai News, Latest Chennai News Headlines & Live Updates - Times of India https://ift.tt/2NncCRO