Pharmaceutical drugs have polluted the world’s rivers and pose “a global threat to environmental and human health,” according to a new study by the University of York. The most extensive global study to date found that among the most polluted rivers were those in Bolivia, Pakistan and Ethiopia, while rivers in the Amazon rainforest, Iceland and Norway were those with the least amounts of drug pollution, BBC News reported.
The study, “Pharmaceutical pollution of the world’s rivers,” in which 127 researchers representing 86 institutions participated, was published by the journal Proceedings of the National Academy of Sciences.
“Typically, what happens is, we take these chemicals, they have some desired effects on us and then they leave our bodies,” research leader Dr. John Wilkinson said to BBC News.
“What we know now is that even the most modern efficient wastewater treatment plants aren’t completely capable of […]