Unhealthy ...

Delhi was listed as India's most polluted city Thursday as a weeks-long air quality crisis gripping northern India has shown ...

Residents in India's northern states woke up to another day of poor air quality on Tuesday, as a layer of dense fog shrouded ...

Whatever the causes of the smog, by one ranking Delhi was not just the most polluted city in the world, but “nearly five ...

India's government plans to clamp down on polluting farm fires by measuring the areas burnt instead of live blazes, after ...