NEW DELHI--Authorities in Delhi on Monday closed schools, halted construction work and shut down a major power plant after days of choking smog led to warnings of a health "emergency" in the world's most polluted capital. If it stays like this, I think this city won’t be liveable anymore.”

On Sunday hundreds of people, many wearing face masks, gathered in central Delhi to demand immediate action to curb the pollution levels, currently around 30 times the World Health Organization’s recommended PM2.5 safe limit of 25 micrograms per cubic metre of air.
Schools in Delhi and New Delhi close after smog reach toxic levels. The air quality index is 999 with 500 rated as hazardous.