A seismically quiet part of the Aleutian Subduction Zone may have caused tsunamis in the past—and may cause future tsunamis that could travel across the Pacific Ocean.
Study reveals structures along the Alaskan convergent margin capable of generating a powerful tsunami directed toward the United States's West Coast.
Measurements of light-absorbing carbon particles made during an Arctic research expedition could improve understanding of their effects on the Arctic climate.
Researchers trace carbon through Arctic soils and find an unlikely source of methane and surprisingly low methane oxidation in watersheds throughout northern Alaska.
Warming climate reduces permafrost's ability to recover following wildfires in Alaskan lowland forest.
A cruise to study landslide potential along an earthquake-prone fault found a surprising methane plume.
Seismometers could help scientists monitor elusive fluctuations in water discharge from glaciers that flow into the ocean.
In speeches and planned visits to a threatened village and a receding glacier, President Obama makes the case that global warming is happening now and warrants immediate action.
Observations track elevation changes of an island in the Kodiak Archipelago to past ruptures of the Alaska-Aleutian megathrust fault.