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How Chemical-Laden Human Waste is Hurting Fish
More than 1,400 treatment plants in the U.S. and Canada spew 18 billion litres of treated wastewater and sewage into the Great Lakes every day — enough to fill the Rogers Centre to the top 11.25 times.
While the material is filtered and treated before being released, the process doesn’t remove all contaminants: modern sewage-treatment plants are still unable to target some pharmaceuticals, chemicals, and personal-care products.
Emerging research warns that the contaminants that remain can be harmful to fish populations.
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