
Air pollution has decreased in India during the country-wide lockdown implemented to control the spread of COVID-19.
Similarly, the Central Pollution Control Board had tweeted on 14 April 2020 that the ventilation index for Delhi was not favourable for the dispersion of pollutants, indicating better air quality.
Swiss company IQAir had tweeted similarly on 23 April 2020.
The COVID-19 pandemic has given rise to a lot of potentially dangerous misinformation. For reliable advice on COVID-19 including symptoms, prevention and available treatment, please refer to the World Health Organisation or your national healthcare authority.
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