fig5
![Data-based interpretation of emerging contaminants occurrence in rivers using a simple advection-reaction model](https://image.oaes.cc/b939b710-5a4b-473a-a562-8d49d47fe44b/5034.fig.5.jpg)
Figure 5. Net input/output per site along the two sampling campaigns monitored (C1, 2010; C2, 2011) at each sampling site of: (A) 1H-benzotriazole (anticorrosion agent, industrial use); (B) chlorpyriphos (insecticide, agriculture use); (C) diclofenac (pharmaceutical, urban use); and (D) total pollution load (expressed as the sum of all pollutants analyzed).