The government today launched a new air quality index on, under intense pressure to act after the World Health Organization (WHO) declared New Delhi the world's most polluted capital. Environment Minister Prakash Javadekar said the government would publish air quality data for 10 cities, amid growing public concern over the impact of air pollution on the health of India's 1.2 billion people. The new index will initially cover 10 cities -- Delhi, Agra, Kanpur, Lucknow, Varanasi, Faridabad, Ahmedabad, Chennai, Bangalore and Hyderabad -- each of which would have monitoring stations with Air Quality Index display boards. The aim is to eventually cover 66 cities, the government said.

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