The AQI readings a day earlier showed more than 1,000 by Swiss IQAir, a different metric to map air quality across the world.

The new measures, which include sprinkling water with dust suppressants on roads, as well as mechanised sweeping that would help settle dust, will come into effect from Friday morning ...

Every year, as the seasons change, a familiar pattern emerges in Hanoi. The air grows thick with fine dust, and with it, an ...