Coho salmon continue to die in Puget Sound creeks after rainstorms. The deaths were linked to bits of car tires shed from road friction into stormwater runoff in 2018. Washington State University’s ...

Scientists at Washington State University’s (WSU) Puyallup Research & Extension Center have been working to find out why coho salmon in Puget Sound creeks seem to suffocate after rainstorms. Coho, or ...

After helping identify a tire chemical that is deadly to coho salmon, Washington State University researcher Jen McIntyre is now working to find out more about how widespread the problem is. Working ...

What do you do when one of the most lethal substances to aquatic life emanates from every tire on the road? That’s the question facing scientists and environmental engineers as mounting evidence shows ...

Fall rains send stormwater — and everything in that stormwater — off our roads into nearby creeks and streams — just as coho salmon head upstream. Many — often more than 90 percent — will die before ...