Tehran's air pollution has reached life-threatening levels, forcing schools and universities to close.
It’s easy to tell when it’s smog season in New Delhi; the air gets darker, heavier and starts scratching the throats and ...
Lahore ranks as the world’s second most polluted city with an AQI of 396, as Pakistan’s Punjab battles hazardous air quality. Faisalabad tops with 571 ...
HANOI, Vietnam — Hanoi has no horizon. Blocky apartment towers dissolve into gray fog in the Vietnamese capital, as barges carrying sand inch down the Red River toward makeshift jetties. At street ...
LAGOS, Nigeria (AP) — Nigerian shop manager Olarewanju Ogunbona says he uses Styrofoam and plastic packs at least five times a day — nothing unusual in the megacity of Lagos, one of the world’s most ...