New Delhi: August 2019 and 2020 saw two and four air quality “good” days, but no day like it was recorded this year, data from the board control board center shows.
Track the level of pollution in the provisions of your average air quality index (AQI), Delhi Faria is worse this August from 2020 and 2019, but it is better than 2018.
AQI average this August 107 years and in 2019 and 112 in 2018.
Even though the city recorded two days of “heavy” rainfall this month, experts said the rainfall patterns, high dust concentration and other local emissions sources played an important role.
Aqi between under 50 is classified as “good”, between 51 and 100 as “satisfying” and between 101 and 200 as “moderate”.
“Poor” air ranges from 201 to 300, “very poor” from 301 to 400 and “severe” from 401 to 500.
In August last year, the highest AQI was 87 and there was no “moderate” day witnessed.
However, the air quality days “moderate” were reported in August this year.
According to the Indian Meteorological Department data, 10 rainy days were recorded in August this year against 15 and 16 rainy days each in 2020 and 2019.
Although August 2018 saw 19 days of rain, experts said a few days recorded very light rainfall for Light and pollutants remain in the air.
Experts said the pollutants who prominent in the last week of August this year were PM10, showing high dust concentrations in the air.
Dipankar Saha, the former head in the CPCB air laboratory, said, “Rain played a key role in August this year.
The few days the rain was observed, the top land was not wet enough to settle pollutants.” Anumite Roy Chowdhury, Executive Director, Research and Advocacy, Center.
Science and the environment, said, “The city saw more dried spells in August than in the past two years.
Because the longer dry mantra this time, the particulatory level is higher.
The impact of local sources must also be investigated.” LS Kurinji, Program Partners, Energy Council, Environment and Air, said, “Data from the Safdarjung weather station showed that Delhi witnessed less rainy days in August this year compared to 2020.
Furthermore, an increase in the level of activity was witnessed due to economic reopening.
The Google Mobility trend shows the number of trips for retail and recreational purposes and works almost two times I fold in August 2021 compared to last year.
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