Beijing's PM2.5 density drops 15.2 pct in first three quarters
BEIJING, Nov. 1 (Xinhua) -- Beijing saw its average concentration of PM2.5 fall 15.2 percent year on year during the first three quarters of 2022, official data
Source: shanghaisun.com
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BEIJING, Nov. 1 (Xinhua) -- Beijing saw its average concentration of PM2.5 fall 15.2 percent year on year during the first three quarters of 2022, official data
On October 6, 2022, the Office of Environmental Health Hazard Assessment (OEHHA), the lead agency that implements California’s Proposition 65 (Prop 65), provided notice of new changes...
BEIJING, June 22 (Xinhua) -- Beijing saw its primary air-pollution index reading fall 28.3 percent year on year in the first five months of 2022, official data