According to scientists, benzene concentrations are higher in colder areas and if the temperature drops in the coming days — which is expected — the levels are bound to rise.
GURGAON: As fog enveloped Gurgaon and the average minimum temperature plunged to 8 degrees Celsius, the level of particulate matter (PM) 2.5 shot up again, choking the city on the Christmas day.
The Hon’ble Supreme Court in its order of November 10, 2016 directed framing and submission of graded response action plan for various categories of National Air Quality Index (AQI).