Some incredible reporting from the Narwhal.

Selenium from a string of Teck Resources’ mines in southeastern B.C. is projected to contaminate the transboundary watershed connecting Canada to the U.S. for centuries to come. The Narwhal traveled the route of the pollutant to hear how scientists, Indigenous leaders, and conservationists are tracking its impact on treasured fish species from the Elk Valley to the Libby Dam and beyond.



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