Pharmaceutical residues can affect soil organisms
![purification plant](https://www.umweltbundesamt.de/sites/default/files/styles/800w400h/public/medien/376/bilder/klaranlage_rob_bouwman_fotolia_3542967_subscription_l.jpg?itok=GBsy1b-n)
Source: Rob Bouwman / Fotolia.com
How pharmaceutical residues from sludge and slurry accumulate in the soil and what effect does this have demonstrated a workshop, the UBA held on 18 and 19 June 2013.