Lahar detection system upgraded for Mount Rainier
In the shadow of Washington State's Mount Rainier, about 90,000 people live in the path of a potential large lahar—a destructive, fluid and fast-moving debris flow associated with volcanic slopes.
In the shadow of Washington State's Mount Rainier, about 90,000 people live in the path of a potential large lahar—a destructive, fluid and fast-moving debris flow associated with volcanic slopes.
Lava erupted through a fissure in Iceland's Reykjanes Peninsula on Dec. 18, 2023, shooting almost 100 feet (30 meters) in the air in its early hours.
Abraham Lincoln has an almost saintly place in U.S. history: the "Great Emancipator" whose leadership during the Civil War preserved the Union and abolished slavery.
Thousands of earthquakes in recent weeks have shaken the Icelandic fishing town of Grindavík, about 30 miles (50 kilometers) southwest of the capital Reykjavik. They have triggered evacuations and warnings that a volcanic ...
Most people think of seismic activity as the result of movement along faults or of violent volcanic eruptions. But seismic events can have other causes, including floods and even large crowds of excited fans—such as those ...
As climate change warms Washington's mountain ranges, environmentalists are suing the federal government to protect one snow-loving bird of the Cascades.
National parks are the backbone of conservation. Yet mounting evidence shows that many parks are too small to sustain long-term viable populations and maintain essential, large-scale ecological processes, such as large mammal ...
An alarming video of what appeared to be volcanic activity at Mount Rainier left people wondering if the volcano would erupt.
As glaciers worldwide retreat due to climate change, managers of national parks need to know what's on the horizon to prepare for the future. A new study from the University of Washington and the National Park Service measures ...
They're born. They live once, erupting for a period that might last for days, years or decades. Then, they go dark and die.