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earthquakes

Un instrumento de monitoreo científico con una cubierta en forma de cúpula montado en un tripíe se encuentra en una franja de césped entre dos áreas boscosas.
Posted inResearch Spotlights

Los primeros eventos de deslizamiento lento observados en el sur de Costa Rica

Rachel Fritts, Science Writer by Rachel Fritts 20 November 202320 November 2023

Cinco eventos observados en la Península de Osa revelan nueva información sobre el papel que estos pequeños y lentos terremotos pueden desempeñar en la acumulación de tensión y riesgos de tsunami a lo largo de las zonas de subducción.

Una vista de la Space Needle de Seattle y sus alrededores con una bahía al fondo.
Posted inNews

Revolucionando la ciencia de los terremotos en Cascadia

by Caroline Hasler 7 November 20237 November 2023

Un nuevo centro reunirá a científicos de sismos para estudiar la zona de subducción de Cascadia y aclarar los peligros sísmicos.

Map of Mars surface with symbols indicating seismic activity.
Posted inEditors' Highlights

Where the Wild Marsquakes Are

by Laurent G. J. Montési 1 November 202331 October 2023

A new analysis of the seismic data gathered by the InSight lander reveals that marsquakes occur across a much larger area of the planet than previously believed.

Gray tree stumps stick out of a lake.
Posted inNews

A Strong Quake (or Two) Rattled Puget Sound 1,100 Years Ago

by Carolyn Wilke 27 October 202327 October 2023

Tree rings hint that two neighboring faults ruptured within 6 months of each other and suggest that the maximum magnitude of quakes around Puget Sound could exceed previous estimates.

A scientific monitoring instrument with a dome-shaped cover mounted on a tripod sits in a grassy strip of land between two forested areas.
Posted inResearch Spotlights

The First Slow-Slip Events Seen off Southern Costa Rica

Rachel Fritts, Science Writer by Rachel Fritts 23 October 202320 November 2023

Five events observed off the Osa Peninsula shed new light on the role that these small, slow earthquakes can play in strain accumulation and tsunami hazards along subduction zones.

A view of the Seattle’s Space Needle and surrounding area with a bay in the background
Posted inNews

Shaking Up Earthquake Science in Cascadia

by Caroline Hasler 16 October 20237 November 2023

A new center will bring together earthquake scientists to study the Cascadia Subduction Zone and clarify seismic hazards.

Google Earth imagery taken a few days after the 5 September 2022 Luding Earthquake, showing landslides triggered by the earthquake.
Posted inThe Landslide Blog

Landslides triggered by the 5 September 2022 Ms=6.8 Luding Earthquake in China

by Dave Petley 3 October 20233 October 2023

The 5 September 2023 Ms=6.8 Luding Earthquake in China killed an estimated 118 people, of whom 80% were killed by landslides.

Map and 2 graphs form the paper
Posted inEditors' Highlights

Earthquakes Have Preparatory Stage Years Before Rupture

by Victor Tsai 29 September 202329 September 2023

Tidally induced seismicity increased locally before the 2019 Ridgecrest earthquake, suggesting that fault sensitivity to stress increases in the years immediately before large earthquakes.

Two diagrams from the paper
Posted inEditors' Highlights

Fluid Release from Subducted Slabs Without Percolation Flow

by Nikolai Bagdassarov 28 September 202327 September 2023

A new study demonstrates the absorption mechanism of H2O release out of subducting slabs, making the previous hypothesis of dehydration embrittlement unnecessary.

An ocean wave prepares to break, while other waves close in behind it under a hazy sky.
Posted inResearch Spotlights

Exploring the Mantle Through Microseisms

by Rebecca Owen 21 September 202321 September 2023

A new method for examining the tiny vibrations of Earth caused by ocean swells could help reveal details of deep-Earth structure.

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