situ measurements Condensation particles CPC_timeseries (Graphic: Alfred-Wegener-Institut) 3D-contourplot aerosol size distribution (Photo: Rolf weller; Alfred-Wegener-Institut) Condensation particles (CP [...] /acp-15-11399-2015, 2015. Surface ozone O3 timeseries (Graphic: Alfred-Wegener-Institut) It is generally accepted that the photooxidation of trace gases to water soluble compounds, followed by rainout, [...] 2003JD004133, 2004. Black carbon Black Carbon timeseries (Graphic: Alfred-Wegener-Institut) Continuous black carbon (BC) observations were conducted from 1999 through 2009 by an aethalometer (AE10: black