Explained: Schools shut, odd-even, what next in Delhi pollution fight

GRAP is an emergency measure. It does not include the action that various state governments are expected to take throughout the year to tackle industrial, vehicular, and combustion emissions.

A man walks up to the stairs as Delhi’s sky line is seen enveloped in smog and dust in New Delhi, Friday, Nov. 1, 2019. (AP Photo/Manish Swarup)

All schools in Delhi will be shut until Tuesday (November 5), Chief Minister Arvind Kejriwal announced on Friday afternoon. The announcement came soon after the Environment Pollution (Prevention and Control) Authority (EPCA) ordered a complete shutdown of construction in Delhi, Noida, Gurgaon, Ghaziabad and Greater Noida as PM 2.5 concentration breached the 300 micrograms per cubic metre mark in the morning.