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Update news thick smog
Beijing to raise threshold for issuing air pollution 'red alerts'
Beijing is to raise the thresholds for issuing its highest air pollution warnings, the state news agency Xinhua reported on Sunday, two months after acrid smog triggered the city's first ever "red alerts".
Indonesia's forest fire causes smog in HCM City: Expert
VietNamNet Bridge – A forest fire in Indonesia has caused thick smog to envelop HCM City and some parts of southern Viet Nam,
Chinese city of Harbin blanketed in heavy pollution
Choking clouds of pollution blanketed a Chinese city famed for its annual ice festival Monday, slashing visibility to a few metres, shutting schools and halting transport in scenes that underscored the nation's environmental challenges.
