Results 161 to 170 of about 18,299,024 (255)

Revealing the Hydrothermal System of La Soufrière Volcano (Guadeloupe) Through Nodal Ambient Noise Tomography

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract La Soufri'ere de Guadeloupe is an active volcano of the Lesser Antilles Volcanic Arc. Its last eruption halted in 1977, yet hydrothermal activity has increased over recent years, raising summit instability hazards. The link between hydrothermal fluids and detachment landslide surfaces is well established and exacerbated by inflation ...
Elliot Amir Jiwani‐Brown   +9 more
wiley   +1 more source

High-enthalpy Larderello geothermal system, Italy, powered by thousands of cubic kilometres of mid-crustal magma. [PDF]

open access: yesCommun Earth Environ
Lupi M   +17 more
europepmc   +1 more source

Million‐Year Scale Hydrothermal and Hydrocarbon Evolution Hosted Within Stratified Thermohydraulic Systems in Sedimented Ultraslow‐Spreading Settings, Svyatogor and Vestnesa Ridges

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract Hydrothermal systems at ultraslow‐spreading ridges are poorly understood, especially where thick sediments overlay detachment faults. The International Ocean Discovery Program Expedition 403 obtained the longest sediment record in Atlantic‐Arctic ultraslow‐spreading systems, reaching ∼628 m below the seafloor.
Y. Sakai   +19 more
wiley   +1 more source

Melt Production and Volatile Release From Thermochemical Mantle Plumes

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract Mantle plumes are thought to generate Large Igneous Provinces (LIPs), the largest outpourings of lava in the geologic record, which are associated with long‐lasting climatic warming events and mass extinctions. However, the controls on mantle degassing by plumes remain poorly constrained.
Qianyi Lu   +2 more
wiley   +1 more source

Enhanced Melt Supply Promotes Near‐Symmetric Oceanic Crustal Accretion at the Ultraslow Eastern Gakkel Ridge

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract Variations in melt supply can shift slow and ultraslow ridges between magmatic and tectonic accretion modes, but whether this effect persists at Earth's slowest‐spreading ridge remains unclear. The eastern Gakkel Ridge provides a critical test because it spreads at only ∼6–10 mm/yr yet shows anomalously strong magmatism.
Chaojin Huang   +4 more
wiley   +1 more source

Position of the Lhasa Terrane and Two‐Stage Crustal Shortening During the India–Asia Collision

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract The paleolatitudinal change of the Lhasa Terrane is critical for estimating the timing of the India–Asia collision and associated syn‐to post‐collisional crustal shortening, but its paleoposition is highly debated. Here we present integrated geochronologic and paleomagnetic results from the Lower Eocene Nianbo Formation in the Linzhou Basin ...
Zhenhua Jia   +6 more
wiley   +1 more source

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