149K views · 1.1K reactions | Beijing has issued its first ever red alert for air pollution after levels reached up to ten times the level considered safe by the World Health Organisation. Residents are advised to not go outside unless absolutely necessary and to wipe down their skin after being outdoors. But will the measures – which many find inconvenient – do any good? | The Guardian | Facebook

Ten Years in 40 Seconds • Air Pollution Control Average annual concentration of PM2.5：from 89.5μg/m³ in 2013 to 33 μg/m³in 2021. A new chapter in Beijing‘s air pollution control effort #Beijing #airquality | This Is Beijing