GURUGRAM, Nov. 6 -- On Wednesday, Gurugram logged a "poor" air quality index (AQI) for the third day in a row, clocking a reading of 225 on the Central Pollution Control Board's (CPCB's) daily bulletin. It was a slight dip in levels from Tuesday, when the district clocked a 24-hour average reading of 219 at 4pm, according to CPCB. So far, this month has logged four "poor" AQI days, with the only "very poor" AQI day of 357 coming on Sunday. October recorded one "very poor" day, 15 "poor" days (with air quality remaining "very poor" for 13 consecutive days between October 14 and 26), 10 "moderate" days, and four "satisfactory" days. Public health researchers have repeatedly warned that long-term exposure to PM2.5 and PM10 is closely linked to multiple health issues....