Delhi's air quality worsens to 493 AQI, exceeding WHO limits, as smog blankets northern India, prompting restrictions and ...

The presence of pollutants such as PM 2.5 and PM 10, nitrogen dioxide, sulfur dioxide, and ozone in the air poses serious ...

With air pollution levels escalating to alarming levels in Delhi and the National Capital Region, the sale of air purifiers and masks have surged significantly, according to traders in the city. Delhi ...