Chad, in central Africa, is the world’s most polluted country, while California has the worst air pollution in North America, ...

Among the capital cities of 138 countries and territories analyzed in the 2024 World Air Quality Report published by ...

A deadly fire erupted late Tuesday at a huge military ammunition depot in Chad's capital N'Djamena, causing weapons to fire into the air, the government and witnesses said. Blasts from the depot ...