Delhi considers shutting schools as toxic smog continues

Many schools have already restricted outdoors activities as record levels of air pollution in the Indian capital are expected to last for months to come

Authorities in Delhi are considering shutting schools in the sprawling Indian capital as a bout of toxic smog stretches into a second month.

The megacity, already the world's most polluted by some measures, has been suffering record levels of pollution which exceed recommended WHO guidelines by between 15 and 30 times.