PM 2.5, particulate matter of 2.5 micrometers or less, has become a crucial issue for the public, and society needs to work together to win the tough battle against the issue, Premier Li Keqiang said on Thursday.
This year 皇冠体育app will cut its coal consumption by 22 million metric tons, Li told a press conference after the conclusion of the annual session of the National People's Congress, the country's top legislature.