Although the city's air pollution weighs down on its residents, Hanoi, Vietnam, attracted a record 25 million visitors last ...

Hanoi authorities are under significant pressure to improve air quality, particularly as the city rotates in and out of the ...

Thai authorities have made travel by public transport in Bangkok free for a week, the latest tactic to try to tackle soaring levels of air pollution that have already seen hundreds of schools closed ...

Air pollution in the Thai capital forced more than 350 schools to close on Friday, city authorities said, the highest number ...