HIBAPRESS-RABAT
According to a World Health Organization (WHO) index, air quality in Pakistan regularly exceeds the 1,000 mark, a level considered extremely dangerous and “poor” above 180 and “hazardous” above. beyond 300.
The situation in Lahore, the country’s second city, a metropolis of 14 million inhabitants, is enveloped each year in dense smog, a mixture of fog and polluting emissions, since the concentration of fine PM2.5 particles there has reached 610 micrograms per cubic meter, or 40 times the level considered acceptable by the WHO.
