向网友学习,咱也来义务报道北京PM 2.5实况

来源: 于 2014-01-23 10:43:23 [旧帖] [给我悄悄话] 本文已被阅读：次










East Fourth Ring Road, Beijing AQI: East Fourth Ring Road Real-time Air Quality Index (AQI).











345

  
Hazardous

Updated on Friday 2:00

 

Temp: -3°C (-3 ° – 9°)