With most vehicles off the roads and all but essential businesses shut, people in some of the world's largest cities appear to be breathing air with relatively safer levels of pollutants.
- Metros report 'satisfactory' AQI
- India under lockdown for 3 weeks
- Move to contain spread of Covid-19
The nationwide lockdown imposed to fight Covid-19 seems to have had at least one salutary effect already: on the air in India's metro cities.
With most vehicles off the roads, flights grounded and all but essential businesses shut, people in some of the world's biggest cities appear to be breathing ...
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