BEIJING, June 2 (Xinhua) — China\’s atmospheric environment saw an improvement in 2022, a meteorological official said Friday.
In 2022, the average density of PM2.5, a key indicator of air pollution,
Enjoy life, Inspiring work
Enjoy life, Inspiring work
BEIJING, June 2 (Xinhua) — China\’s atmospheric environment saw an improvement in 2022, a meteorological official said Friday.
In 2022, the average density of PM2.5, a key indicator of air pollution,