Fig. 3: Three representative plots showing how effective geostationary satellite-derived information can be to enhance PM2.5 predictability in South Korea.

a Asian dust episode, b air stagnant episode, and c long-range transport episode took place on 6–7 May, 18–23 May, and 25–30 May, respectively, during the period of the KORUS-AQ campaign. It should also be noted that, in all three cases, GOCI AOD data were available over upwind areas of South Korea. Wind vectors shown with arrows were obtained at 850 hPa.