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Time series of the vertical profiles of aerosol extinction coefficients (left panel) and the vertical profiles of aerosol depolarization ratios (right panel) measured with an aerosol lidar at NKU supersite. Red lines and purple lines are the PM2.5 concentrations and the MLH measured with ceilometer, respectively. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
