For decades, toxic tire dust has choked coho salmon before they can spawn in their natal streams. Now, King County scientists ...

Scientists have learned that particles from car tires are a leading culprit in salmon declines in the Pacific Northwest—and ...

The 2013-14 winter season, which came during historic drought conditions in California, inhibited salmonids from reaching ...

Scientists first identified toxic tire dust, or more specifically the chemical 6PPD-quinone, as a salmon-killer in 2020. For decades, observers had watched in agony as adult coho salmon ...

Alaska salmon that begin their lives in hatcheries and are released to the sea as fingerlings, return home as adults and ...

The chemical has been negatively affecting coho salmon, an important species in the Pacific Northwest. The new soil mix aims to stop the chemical from impacting the salmon population, according to ...

In California, people that depend on dwindling salmon populations say they stand to lose everything if more water is diverted ...

Winter sun backlighting their frosted breath, a dozen people trudge gingerly in the icy waters of the Trent River in search of salmon. Loaded with gear and armed with wooden poles, eyes down and ...