On November 25, the air high quality of Delhi as soon as once more plunged to ‘very poor’, a day after it was within the ‘poor’ class. According to the Central Pollution Control Board (CPCB), the general AQI of the nationwide capital at 7 am on November 25 was 350. We would love to spotlight that AQIs between 301-400 are categorised as ‘very poor’, and extended publicity to this air may lead to respiratory sickness. Now, the newest forecast from US area company NASA, reveals that the scenario goes to get solely worse. Since the onset of November, poisonous pollution have engulfed the nationwide capital area and are choking the residents. And huge smoke plumes are going to add to the adversity.
See it right here : https://earthobservatory.nasa.gov/images/149086/a-shot-of-smoke-for-delhi
What Do NASA’s Satellite Images Reveal?
Underlining the severity of the scenario, NASA launched a set of satellite tv for pc photographs, which depicted that giant quantity of plumes are gushing in direction of Delhi. The photographs showcased an enormous ‘river of smoke’, originating from Punjab and Haryana due to the stubble burning, advancing in direction of the nationwide capital. Similar crop burning actions in northern Pakistan have additionally been credited for the smoke coming in direction of Delhi. The VIIRS, until November 16, has recorded greater than 74,000 fireplace hotspots in Punjab.
NASA additionally identified that this yr’s lingering monsoon spell performed a vital function in curbing the spike in air pollution ranges, at first of the month.
Satellite photographs of November 12 additionally highlighted one other issue, which fits unnoticed, for the smoke plumes within the land-locked capital area. It is the mud arriving from the Thar Desert to the west.
Winter Season Adds On!
The arrival of the winter months and the stubble burning exercise carried out by farmers might be one of the worst coincidences. The winter season provides up to the air pollution woes of Delhi. Due to the climate elements like, drop in mercury ranges and lack of winds, the pollution get trapped within the ambiance for an extended interval.
The mixed influence of all of the air pollution sources and the climate circumstances throughout this time, makes Delhi’s air high quality hazardous.