![Researchers Map High Levels of Drugs in the Hudson River](https://science.fas.columbia.edu/wp-content/uploads/2018/02/K-768x509.jpg)
Researchers Map High Levels of Drugs in the Hudson River
In a new study, Columbia researchers have mapped out a stew of discarded pharmaceuticals dissolved throughout the Hudson River. They say that in some places, levels may be high enough to affect aquatic life.