`75% of Korea`s fine dust came from China`
(WorldNews South Korea)

A man looks down on Seoul`s fine dust-covered cityscape from Mount Nam in central Seoul, Wednesday. The ultrafine dust level was `bad` all day long in Seoul and other metropolitan areas. / Yonhap By Jung Hae-myoung About 75 percent of the ultrafine dust that covered the Korean Peninsula for days last month came from...