China says average national smog levels down 9.1% in 2021

SHANGHAI (Reuters) - Air pollution in 339 Chinese cities improved in 2021, with average concentrations of small, hazardous airborne particles known as PM2.5 down 9.1% from a year earlier to…

Beijing 2022 eases COVID curbs for Games; China warns on pollution

BEIJING (Reuters) -Organisers of next month's Beijing Winter Olympics slightly eased the strict COVID-19 requirements for participants, a move that means fewer athletes are likely to be tripped up by…