More than a century ago, eight prospectors were panning the glacial sands near Hubbard Glacier when the Earth starting shaking and never seemed to stop. A few days later, they had survived a natural phenomenon they probably should not have. Geologists Ralph Tarr and Lawrence Martin, in the area a few years later to study […]
A new automated system of monitoring and classifying persistent vibrations at active volcanoes can eliminate the hours of manual effort needed to document them. Graduate student researcher Darren Tan at the University of Alaska Fairbanks Geophysical Institute led development of the system, which is based on machine learning. Machine learning is a branch of artificial […]
The ability of salmon hatcheries to increase wild salmon abundance may come at the cost of reduced diversity among wild salmon, according to a new University of Alaska Fairbanks–led study. The number of juvenile salmon released into the North Pacific Ocean by hatcheries increased rapidly in the second half of the last century and remains […]
From space, the Nogahabara Dunes are a splotch of blond sand about 6 miles in diameter surrounded by green boreal forest. Located west of the Koyukuk River, the dunes are the site of an uncommon discovery. In 2001, biologists for the U.S. Fish and Wildlife Service were walking the dunes when they noticed the sand […]