All Indian cities showed air quality improvements in 2020 owing to the Covid-19 impact compared to 2018, while 63 per cent saw improvements compared to 2019, said the 2020 World Air Quality Report on Tuesday that is based on PM2.5 data from 106 countries.
In 2020, around 84 per cent of all monitored countries observed air quality improvements, largely due to global measures to slow the spread of COVID-19.
Read More: https://www.bhaskarlive.in/india-saw-air-quality-improve-in-2020-report/
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