News & Stories Environment Salmon deaths bring new attention to a longstanding problem Camila Domonoske November 29, 2024 / 1:51 am A few years ago, scientists cracked a murder mystery -- they figured out what's been killing Coho salmon in urban streams in the Pacific Northwest. The culprit: particles from tires. Why you can trust KUOW Recommended Stories After rivers flood, King County Water Taxis use infrared goggles to dodge logs December 19, 2025 As Washington state's flood recovery unfolds, what resources can people expect? December 19, 2025 As floodwaters recede, King County farmers face daunting cleanup December 18, 2025