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(a) Schematic of a stratified lake. (b) Modeled time trends of ibuprofen in the hypolimnion, the epilimnion, and the overall lake during overturn. Water conditions: 10−4 mol·L−1 NO3−, 10−6 mol·L−1 NO2−, 10−3 mol·L−1 HCO3−, 10−5 mol·L−1 CO32−, 2 mgC·L−1 DOC, dth = 10 m, dtot = 30 m. Raw data were obtained with Savetable and further processed.
