The Indian Capital Was Cloaked in Thick Smog

New Delhi has announced a ban on lorries after high levels of air pollution triggered a public health emergency earlier this week, according to CNN. 

The Indian capital was cloaked in thick smog, forcing thousands of schools to close. 

Levels of PM2.5 pollutants in New Delhi have hit 1,000mg this week, according to reports; to put this in context, 300mg is considered a highly dangerous amount. Current pollution levels in the city are 30 times higher than the World Health Organization considers safe