Brazilian Sharks Test Positive for Cocaine, Raising Environmental Concerns

Researchers find significant cocaine contamination in sharks off Rio de Janeiro, highlighting broader pollution issues.

All 13 Brazilian sharpnose sharks tested had cocaine in their liver and muscle tissue.
Scientists believe the cocaine entered the water through sewage and illegal drug labs.
The study raises questions about the impact of cocaine and other pollutants on marine life and ecosystems.
Researchers emphasize the need for further studies to understand the full effects on sharks and other species.
The findings point to a larger issue of various contaminants, including pharmaceuticals, entering aquatic environments.