John Sumpter

Evidence that fish are being contaminated by pharmaceuticals introduced into wastewater keeps building. That's clear as scientists look beyond drug levels in bodies of water and directly measure concentrations in the blood of fish that swim there, as one team undertook for a new study published July 26 in the journal Environmental Pollution. While experts say human health isn't at risk, unknowns remain, given the increases in pollution levels as the population grows...

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