Lahore's pollution index may be 600 to 700 on November 6, 7 and 8. According to the forecast, smog-laden winds coming from India from east to west at a speed of 4 km per hour are affecting Lahore and adjacent Pakistani areas. In air pollution index, New Delhi is second with 408 score, Baghdad is third and Kolkata is fourth with 160 score.

The smog crisis in Lahore, similar to the situation in India's capital Delhi, tends to worsen during cooler months due to temperature inversion trapping pollution closer to the ground. Make sense of the latest ESG trends affecting companies and governments with the Reuters Sustainable Switch newsletter. Sign up here.

Primary schools in Lahore will remain closed for a week because of the pollution, according to a government notification.

WHO

Pakistan’s second largest city with beyond ‘dangerous’ air pollution shuts schools for a week - Lahore braces for worsening air quality while officials blame neighbouring India

Unprecedented air pollution in the Pakistani city of Lahore has forced authorities to close all primary schools for a week. From Monday, 50% of office workers will also work from home, as part of a "green lockdown" plan. Other measures include bans on engine-powered rickshaws and vendors that barbecue without filters.

Pakistan's second city of Lahore will close primary schools for a week over record pollution, government authorities said Sunday, to avoid exposing millions of children to smog several times above levels deemed dangerous.

A toxic cloud of smog has swept over Pakistan and India, causing one of Pakistan's major cities to put schools on lockdown. On Sunday, the capital of the Punjab region of Pakistan, Lahore, held the real-time top spot as the world's most polluted city,