India, Nov. 21 -- Unregulated constructions and open burning of waste continue to mar Gurugram's efforts to curb pollution, residents alleged, as the city's air quality index (AQI) deteriorated to the "very poor" level, clocking in at 302, according to the Central Pollution Control Board's (CPCB's) Thursday bulletin.

The city was enveloped in a thick blanket of fog as slow wind speeds continued in the region, and the visibility reduced to below 1,000 metres at multiple points, according to the India Meteorological Department (IMD). Gurugram recorded a maximum temperature of 26degC and a minimum of 13degC.

"Even though no dense fog cloud was observed, the air quality will continue to remain unaffected in the coming days. With a continued...