ＦＢ卦点说明：（正体中文 20 个字）
NASA用卫星拍摄东亚今年一月到3月的空气污染程度（一氧化碳）
以及它的扩散动态图
ＦＢ连结：
https://www.facebook.com/EarthWindMap/videos/1951170538450000/?pnref=story
ＦＢ内容：
This animation shows Carbon Monoxide (CO) surface concentration centered over
East Asia from Jan 15, 2017 to March 1, 2017, as modeled by NASA's GEOS-5
numerical weather model.