The difficulties of living and breathing when the air outside is toxic.

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

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

Delhi's air-quality index, or AQI, shot up past 1,000 on Monday, more than five times higher than Sarajevo, the second ...

Authorities in India’s capital have shut schools, halted construction and banned non-essential trucks from entering the city ...

The All India Institute of Medical Sciences, New Delhi and the Indian Institute of Technology Delhi have launched a ...

Many of the regulars at Lodhi Garden in New Delhi, one of the world’s most polluted cities, say they won’t let rising ...

In several areas, pollution levels were more than 50 times higher than the World Health Organization's recommended safe limit ...

For nearly four decades now, the top court has actively discussed the air pollution crisis plaguing the country’s capital — ...

AAP national convenor Arvind Kejriwal on Saturday termed his party's win in three out of four seats in the Punjab bypolls a ...

Delhi’s AQI reached 427, falling into the ‘severe’ category. Nine stations recorded ‘severe plus’ air quality, which affected ...