Top environment official maps out plans for battling air pollution

China has made remarkable strides in its endeavor to clean up the smog, said Mr. Li Ganjie, Minister of Ecology and Environment. In 2018, the 338 prefecture-level cities of China enjoyed good-air-quality days nearly 80 percent of the year. The year also saw another 5 million households in the northern regions converting from coal to electricity for winter heating.