Take these precautions before entering a river.
![](https://blogs.ncl.ac.uk/davidwerner/files/2023/06/River-1024x768.jpg)
During a September storm event, 72-77% of all river bacteria in the Ouseburn originated from combined sewer overflow (CSO) discharges. Read more about this innovative and important work by Rixia Zan and other members of my team.