The program had used sensors at more than 80 U.S. embassies and consulates to track air quality, mostly in places where such ...
Since 2008, embassies and other diplomatic posts had been publishing data about local air quality. In many countries, it was ...
Karachi recorded the highest air pollution levels globally on Tuesday, with the Air Quality Index (AQI) measuring an unhealthy 179, according to official data.Despite clear skies, the city's air ...