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Earth's crust

Posted inEditors' Highlights

Zircons and Plate Tectonics

by Vincent Salters 29 April 20223 May 2022

New data on ancient zircons points to a transition from stagnant lid to subduction style tectonics at 3.6 Ga ago.

A magnified view of white minerals embedded in a gray crustal rock
Posted inNews

The Goldilocks Zone May Be Just Right for Migrating Metals

by Kate Wheeling 9 March 20225 May 2022

Researchers identified a gateway that allows metals critical for renewable energy technologies, like copper and gold, to make their way to the surface.

Hydrothermal vent spewing black smoke.
Posted inEditors' Highlights

Bubble, Bubble, Toil and Trouble: Ocean Vents Spew Rubble

by Rose Cory 7 February 202215 March 2022

Hydrothermal vents in the ocean emit 6000-year-old carbon. The likely source? Ocean crust.

A satellite view of the Vredefort impact structure in South Africa
Posted inNews

A Giant Impact Triggered Earthquakes for Thousands of Years

by Katherine Kornei 2 February 202214 February 2022

When an asteroid struck South Africa during the Precambrian, earthquakes rocked the region for millennia as Earth’s crust reequilibrated, new research reveals.

The Circulation Obviation Retrofit Kit (CORK) borehole monitoring observatory, pictured here, connected to the Ocean Networks Canada cable system.
Posted inResearch Spotlights

海洋地壳中的断层导致慢地震波

by Sarah Derouin 26 January 202226 January 2022

对海洋地壳中流体压力的高采样率测量揭示出未知的裂隙和流体流动的路径。

Posted inResearch Spotlights

地震资料中的断层和褶皱信号

by Kate Wheeling 20 January 202220 January 2022

种新的数值模型模拟了整个地震周期内的地壳褶皱。

Posted inResearch Spotlights

沿海岸测量海平面上升

by David Shultz 3 January 20223 January 2022

科学家们绘制了一幅陆地垂直运动全球地图,展示了陆地相对于地球海平面上升的运动变化。

Posted inResearch Spotlights

新研究验证青藏高原“果冻三明治”结构

by Morgan Rehnberg 13 December 202113 December 2021

受2008年汶川地震后收集的位置数据的约束的计算机建模表明,下地壳的粘性比其下方的上地幔要小。

The Circulation Obviation Retrofit Kit (CORK) borehole monitoring observatory, pictured here, connected to the Ocean Networks Canada cable system.
Posted inResearch Spotlights

Faults in Oceanic Crust Contribute to Slow Seismic Waves

by Sarah Derouin 10 December 202126 January 2022

New high-sampling rate measurements of fluid pressures in oceanic crust reveal unresolved fractures and pathways for fluid flow.

High school running track in Taiwan crossed by the Chelungpu fault
Posted inResearch Spotlights

Faulting and Folding Signals in Seismic Data

by Kate Wheeling 6 December 202126 January 2022

A novel numerical model simulates folding in Earth’s crust throughout the earthquake cycle.

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