Science & EnvironmentKlamath River temperatures changed dramatically after dam removal. That’s helping salmon swim farther upstreamBy Jes Burns (OPB)Oct. 28, 2025 1 p.m.All Science Snapshot — Short, illuminating, inspiring and just plain cool Pacific Northwest science stories from ‘All Science. No Fiction.’📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up