Summary:
SV Krishna Chaitanya ByExpress News ServiceCHENNAI: For a short period of time when the city woke up to heavy smog, air pollution became a concern. A new study has shown that the city’s IT corridor is a pollution hotspot, and people inhale high concentrations of pollutants all the time. The study, conducted by IIT-Madras, compares personal exposure to air pollution at sidewalks along the IT corridor and the Marina beach promenade. Along the IT corridor, the PM concentrations exceed the permissible levels most of the time by a probability of 40-100%. “This and earlier studies show there are many such hotspots in the city, where pollution levels are much higher than in other areas..