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Widely shared social media posts claimed a massive underwater volcano "the size of a city" was "showing signs it could erupt ...
A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.
Mount Rainier is an active stratovolcano 45 miles southeast of Tacoma and 60 miles south-southeast of Seattle. Its last ...
Hawaiian volcano: 26 homes destroyed; lava spewing 200 feet in the air With their towering, snow-capped peaks, the Cascade volcanoes are very different beasts from Hawaii's low-slung, shield ...
The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...
Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...
The Cascade volcanoes that run from northern California to southern British Columbia aren't exactly the most active volcanoes on Earth. While other places like Kamchatka in Russia and Indonesia tend ...
Jim Vallance a geologist at the Cascades Volcano Observatory, was a young field assistant on Mount St. Helens in the wake of the 1980 eruption. He remembers doing field work on St. Helens in 1979.
More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...
There’s No Better Way to Appreciate Nature’s Awesome Power Than to Explore the Northwest’s Volcanoes
Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...
And all these volcanoes up and down the Cascades are being closely monitored by the United States Geological Survey (USGS). "They're not these quiet, stately monoliths just sitting there.
The Cascade volcanoes are driven ultimately by plate tectonics, the same force behind the impending Cascadia megaquake. MacGregor Campbell / OPB.
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