SCIENTIFIC AMERICAN Every year, Alaska’s big salmon runs feature smaller salmon. Climate change and competition with hatchery-raised salmon may be to blame. Listen to the podcast on Scientific American’s 60-Second Science.
NATIONAL GEOGRAPHIC The fight over the proposed Pebble mine in southern Alaska is a harbinger: Global copper demand is expected to grow dramatically. Read the full story at NationalGeographic.com.
Something’s killing Seattle’s coho salmon, and now, scientists know what it is: road runoff. Learn how they figured it out, and what cities can do to help, in my podcast for Scientific American.
The Columbia River Chinook salmon run is expected to top 1 million fish this year. Learn more about the recovery of Pacific salmon stocks in the new Visionlearning blog post!