On the 11th, when the fine dust concentration in the Seoul metropolitan area was at a 'Good' level, a clear sky spread over the city as seen from the 63 Square Observatory in Yeouido, Seoul./Reporter Kang Jin-hyung aymsdream@
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![[Photo] Fine Dust Levels in the Seoul Metropolitan Area 'Good'](https://cphoto.asiae.co.kr/listimglink/1/2021051110500329856_1620697804.jpg)

