Researchers (including CARS member Dr. Michael Rennie) at the ELA recently published a study that assessed the affect of birth control pills on an aquatic food web. The main finding was that the population of Fathead Minnows crashed causing indirect changes in White Sucker and Lake Trout condition and zooplankton and insect abundance. The study highlights the need for better waste water treatment.
For abstract see:
For media coverage see: http://www.cbc.ca/news/technology/birth-control-pill-threatens-fish-populations-1.2796897