The U.S. Army Corps of Engineers has determined that a large earthquake—which is expected to occur again in the Pacific Northwest sooner or later—could cause the spillway gates of a dam in Oregon to buckle, resulting ...
Environment
Mar 16, 2021
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10
People in Oregon will be better prepared for earthquakes—particularly important in the Pacific Northwest because experts say "the big one" is coming—as an early warning system launched Thursday, the 10th anniversary of ...
Earth Sciences
Mar 11, 2021
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7
A sequence of three major offshore earthquakes, including a magnitude 8.1 quake near the Kermadec Islands, triggered tsunami warnings and evacuations along the east coast of New Zealand on the morning of March 5.
Earth Sciences
Mar 9, 2021
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10
Researchers from Japan and Indonesia have pioneered a new method for more accurately estimating the source of weak ground vibrations in areas where one tectonic plate is sliding under another in the sea. Applying the approach ...
Earth Sciences
Mar 5, 2021
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9
The Nankai subduction zone hugs the southeastern curve of Japan and is one of the most seismologically active regions on the planet. The combination of the region's short seismic cycle—great earthquakes (magnitude 8 or ...
Earth Sciences
Mar 1, 2021
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8
The largest and most destructive earthquakes on the planet happen in places where two tectonic plates collide. In our new research, published today in Nature Communications, we have produced new models of where and how rocks ...
Earth Sciences
Feb 26, 2021
1
8
When one tectonic plate dives beneath another at a subduction zone, it recycles huge amounts of water and other chemicals into Earth's mantle. The sinking plate carries seawater trapped in sediments and crust or chemically ...
Earth Sciences
Feb 16, 2021
0
34
A 7.1 magnitude earthquake was recorded off the coast of Fukushima Prefecture in northeastern Japan on Saturday night, injuring around 100 people, closing roads and trains, and leaving almost a million people without electricity ...
Earth Sciences
Feb 15, 2021
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19
Megathrust earthquakes and subsequent tsunamis that originate in subduction zones like Cascadia—Vancouver Island, Canada, to northern California—are some of the most severe natural disasters in the world. Now a team of ...
Earth Sciences
Dec 21, 2020
0
118
Scientists may have discovered a new ally in efforts to keep coastal communities in the Pacific Northwest safe from future tsunamis, according to a new study: Fleets of commercial shipping vessels.
Earth Sciences
Dec 10, 2020
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