Air quality

With continuous deterioration in its air quality, Delhi on Thursday breathed the most polluted air of the month as the Air Quality Index (AQI) dipped to the season's threshold at 355 -- labelled 'very poor'.

Delhi on Thursday witnessed severe level of air quality on the fourth consecutive day after Diwali.

With a drop in wind speed and the return of fog, the air quality of the national capital turned 'severe' today, following a fairly long period when strong wind movement had helped keep the pollutants ...

According to a report by State of Global Air 2017, Indias air quality has deteriorated faster in the past five years to 2015, as compared to the period before 2010.

As the air quality in Delhi remained severe for the seventh consecutive day on Thursday, experts said the the smog that enveloped the national capital a day before was worse in the last 17 years.

A red alert, the most serious level, will be issued for air pollution in Beijing if the Chinese capital's air quality index reaches 500, local authorities said today.

The air quality in the Uttar Pradesh capital and nearby areas was said to be "alarmingly bad" and polluted for a second straight day on Monday, officials said.

Almost nine out of 10 European city dwellers breathe air that is harmful to their health, though the continent's air quality is slowly improving, the European Environment Agency (EEA) said today.

As Delhi's air quality touches hazardous levels, visibility and health concerns rise. One unexpected step is being taken to combat the smog.

According to a CPCB study, though the air quality in places such as Varanasi in Uttar Pradesh and Faridabad city in Haryana has improved after the monsoon, it did not reach the level that can ...