Drogenrückstände im Abwasser europäischer Städte
Ranking der untersuchten Städte, nach Milligramm Drogenrückständen im Abwasser von 1.000 Menschen
All values indicate the amount of drug residues quantified in raw sewage. No values were corrected with excretion factors. The sampling occurred in various processing plants and does not necessarily cover the whole cities' area.