Figure 14

Density scatter plots of AHI AOD against MODIS AOD over land (a–c) and ocean (d–f) from May 2016 to February 2019. The 1:1 lines and linear regression lines of scatter plots are plotted as gray and orange lines. The comparison results of different AHI L3 AOD datasets (AODmean, AODpure and AODmerged) are listed in columns 1, 2 and 3, respectively.