Kolkata: It took an hour voluntary recklessly to encourage air quality around the city from moderate (AQI 101-200) to Poor (AQI 201-300).
The scars left by the rupture of crackers at times Puja-Diwali took longer to recover.
Air quality edged back to moderate again almost 17 hours later on Friday.
In all monitoring stations of the continuous ambient air quality (CMAAQMS) installed in Kolkata, the air quality fell into poor mark around Thursday night.
Air quality on the RBB, for the first time this season, falls into ‘very poor’ (AQI 301-400) categories with hot spot fireworks in the city that is returned to their fame after a year’s break because Covid.
As a result of pollution produced at night Diwali, people are forced to breathe in poor air in the morning and evening in most places in the city.
Track the level of pollution in your citylong exposure to polluted air causes breathing uncomfortable for normal people.
For those who suffer from respiratory diseases, the consequences are far worse, especially for those who undergo covid treatment.
Ambient cleaning or pollutant deployment takes longer.
Ballygunge Caaqms, for example, only takes one hour (starting at 11pm to midnight) to rotate from yellow (moderate, aqi: 101-200) to dark orange (poor, AQI 201-300).
But it rolled back to Yellow at 5 pm on Friday, 17 hours later.
Likewise, Fort William Caaqms fell to Poor at around 11pm, and the healing of the ambient air took 16 hours even though he was in Maidan, one of the world’s greenest and the cleanest parts.
Rabindra Bharati University Caaqms also plunged into a very bad category (Aqi: 301-400) at 11pm at night Diwali, it returned to swing back to the poor category at 3 pm on Friday, taking almost 16 hours.
With thermal inversion slowly start, air healing will take longer.
Before the deployment of the pollutant day 1, the ponds of day 2 will accumulate, dropping air quality into the category worse than which recovery is a difficult task unless there are some meteorological changes such as rainfall, said PCB scientists.
“If there is a fresh attack in the air around on Friday itself, recovery will take longer.
Over the past few years, Bursting crackers continues for the second consecutive day after Diwali.
Better particle things of heavy metals cause damage Severe in the lungs, “said Debasish Basu, a preventive health care specialist.
COLL: AQI is so bad in 1 hour, bad for moderate at 17
