India's capital city of Delhi has virtually shut down as air pollution hit "severe plus" levels, according to Indian ...

Air pollution chokes New Delhi every winter, but this year's smog has already derailed everything from transport and road ...

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

Delhi recorded air pollution more than 17 times above an acceptable level as worsening smog triggered curbs on trucking and ...

Air pollution in India's capital Delhi has soared to extremely severe levels, choking residents and engulfing the city in ...

Air pollution choking New Delhi has ground outdoor work to a halt and disrupted air travel in the Indian capital.

While the air quality index is a useful tool, it has its limitations. There’s still a greater need for robust monitoring to ...

State authorities tout an experimental plan that involves stimulating clouds for rain, but scientists are sceptical.

The average air quality index in Delhi increased to 494 on Tuesday, well beyond the “severe plus” category for air pollution ...