A move to use "green" firecrackers during Diwali appeared not to have made a difference for pollution in India's capital.

New Delhi and its metropolitan region — home to more than 30 million people — routinely ranks among the world’s most polluted ...

Air quality in India's capital New Delhi deteriorated to hazardous levels on Tuesday with readings the highest in the world, ...

Fireworks set off to celebrate the Diwali festival have worsened the air quality in India’s capital New Delhi, making it the ...

Millions of Indians celebrated the Hindu festival of lights, Diwali, on Monday. Houses and temples across India were ...

The air quality in India’s capital ranks among the worst in the world, but experts say politics stand in the way of improving it.

Around 20 million people in India’s capital woke up on Wednesday breathing the most polluted air of any major city in the world, a day after celebrations for the Diwali festival, during which revelers ...

A dense layer of toxic smog covered New Delhi on Tuesday, the morning after millions celebrated Diwali with fireworks that ...

The biggest public holiday in India, Diwali features prayers for prosperity and good fortune — and lots of sweets.

New Delhi woke up Tuesday as the most polluted city in the world after a night of Diwali celebrations filled the sky with fireworks.