The city of Lahore reported hazardous levels of air pollution on Sunday. Pakistani officials have blamed India for some of it.

Authorities in Pakistan’s smog-hit districts have closed all public parks, zoos, museums, historical places, and playgrounds for ten days as part of the latest measures aimed at protecting people from

Record-high air pollution in Pakistan’s cultural capital of Lahore is sending more people to hospitals and private clinics and the city authorities warned a complete lockdown could be imminent if residents fail to don face masks and follow other guidance related to smog.

The authorities in Lahore, home to 13 million people and the country’s second-biggest city, have told half the work force to stay home.