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Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s):

Isotopic constraints on the Barium subduction cycle

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Qasid Ahmad, Martin Wille, Carolina Rosca, Thomas Pettke, Jörg Hermann, Stephan König

Melting phase relations in Fe-FeS under Martian core pressures: Crystallization of Fe<sub>12</sub>S<sub>7</sub> at the inner core?

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Fumiya Sakai, Kei Hirose

Using rate-and-state friction constitutive laws to predict seismicity rates for ice rifts on the Ross Ice Shelf in Antarctica

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Kathrine Udell-Lopez, Mong-Han Huang, Vedran Lekić

Fixation of atmospheric nitrogen on present-day Mars during dust events

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Wenshuo Mao, Xiaohui Fu, Zhongchen Wu, Jiang Zhang, Zongcheng Ling, Yang Liu, Yu-Yan Sara Zhao, Jiacheng Liu, He Cui, Hitesh G. Changela, Yuheng Ni, Lifang Li, Joseph R. Michalski

Friction heterogeneity constrains rupture dynamics across a narrow seismogenic zone: The 2021 Mw 7.4 Maduo Earthquake (Eastern Tibet)

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Kuilin Xiao, Qiang Qiu

Enhanced marine primary productivity during the long-term Ordovician cooling: A barium isotope perspective from South China

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Shengchao Yang, Junxuan Fan, Chao Li, Yi-Bo Lin, Yiying Deng, Zongyuan Sun, Jian Cao, Shu-zhong Shen

Tectonic structures and stress state associated with seamount subduction in accretionary prism. Implications for slip behavior

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Alexis Gauthier, Nadaya Cubas, Laetitia Le Pourhiet

Apatite records mechanical and chemical processes over the lifetime of a subduction interface, Andros Island, Greece

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Eirini M. Poulaki, Cailey B. Condit, Margaret L. Odlum, Jason N. Ott, Megan E. Ferrell

Three-dimensional density structure underneath the Marius Hills volcanic complex on the Moon

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Shiyu Zhang, Bo Chen, Qian Huang, Changyi Xu, Xiaolong Wei

The role of crystal-bubble interactions, outgassing and magma composition in the ascent dynamics of alkaline magmas: Implications for eruptions at Vesuvius

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Fabio Arzilli, Giuseppe La Spina, Emily C. Bamber, Daniele Morgavi, Lorenzo Fedele, Lucia Mancini, Marko Prašek, Ileana Santangelo, Giulia Chiominto, Annamaria Perrotta, Thomas Lemaire, Hélène Balcone-Boissard, Daniele Giordano, Claudio Scarpati

A new subduction initiation mechanism induced by lateral subduction propagation

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Chunyang Wang, Weiwei Ding, Wouter P․ Schellart, Zhengyi Tong, Yinxia Fang, Jiabiao Li

Role of hydrothermal alteration and thermally activated healing on earthquake dynamics along oceanic transform faults

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Mingqi Liu, Sylvain Barbot

Ultramafic float rocks at Jezero crater (Mars): excavation of lower crustal rocks or mantle peridotites by impact cratering?

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): O. Beyssac, E. Clavé, O. Forni, A. Udry, A.C. Pascuzzo, E. Dehouck, P. Beck, L. Mandon, C. Quantin-Nataf, N. Mangold, G. Lopez-Reyes, C. Royer, O. Gasnault, T.S.J. Gabriel, L. Kah, S. Schröder, J.R. Johnson, T. Bertrand, B. Chide, T. Fouchet

Variable roles of oceanic transform faults in plume dispersion along segmented mid-ocean ridges

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Fan Zhang, Sibiao Liu, Lars H. Rüpke, Yiming Luo, Ming Chen, Xubo Zhang, Lei Zhao, Yinuo Zhang, Zhanying Chen, Jian Lin

Long-term faulting history of the Central Taurides based on U-Pb dating of syn-tectonic calcites

Earth and Planetary Science Letters - Mon, 12/29/2025 - 19:11

Publication date: 1 February 2026

Source: Earth and Planetary Science Letters, Volume 675

Author(s): Tunahan Aykut, I. Tonguç Uysal, Cengiz Yıldırım, Timur Ustaömer, Nicole Leonard

Equivalence of Relaxation Time Distribution in Spectral Induced Polarization

Geophysical Journal International - Mon, 12/29/2025 - 00:00
SummaryDecomposing spectral responses in induced polarization on the basis of elementary Debye relaxation kernels with a distribution of time constants (Relaxation Time Distribution) is a powerful tool for analysing observations in this low-frequency electromagnetic method. Notably, it enables the estimation of the sizes of polarisation sites, particularly in the presence of metallic particles, as well as facilitating environmental studies. These decompositions generalise a plethora of historical models, some of which can be considered equivalent to each other in the sense of mathematical equivalence classes. Here, we explicit several types of these equivalence relations, which we recall in their definition in relation to a common property, the elements of a given class belong to a given set. For example, we present a class of models that fall under the same differential equation, meaning this is the class of models that belong to the set of distributions that verify the differential equation. We also exhibit another class of models where we can pass from one to the other by an elementary calculation. Among all the possibilities, a particular class often interests us in IP: RTD classes such as spectra are practically indistinguishable as they are so close according to a defined criterion. In this particular case, we study here the equivalence (or non-equivalence) of certain classical models. We confirm that two models play major roles: the lognormal distribution (because it is the most natural) and the Cole-Cole distribution, which is empirical but also often used for its simplicity (and the associated RTD is analytical, unlike that of the lognormal which requires numerical evaluations). It turns out that these two distributions are equivalent in terms of their quasi-equal spectra, a fact known since Cole and Cole (1941), but whose scope is extended here by an in-depth study of the objective function which separates them in the least squares sense.

New framework helps climate modelers integrate Indigenous community input into simulations

Phys.org: Earth science - Sun, 12/28/2025 - 18:40
Advanced computer models can quantify the impacts of climate change and other environmental challenges, providing deep insights into things like streamflow, vegetation, wildlife and even the risk of wildfires.

Glacier loss to accelerate, with up to 4,000 disappearing each year by 2050s

Phys.org: Earth science - Sun, 12/28/2025 - 17:00
Thousands of glaciers will vanish each year in the coming decades, leaving only a fraction standing by the end of the century unless global warming is curbed, a study showed on Monday.

The influence of the South-to-North Water Diversion Project on the principal fault stresses of the North China Plain

Geophysical Journal International - Fri, 12/26/2025 - 00:00
SummaryRegarding the potential impact of groundwater storage changes on principal fault stresses and seismic activity in the North China Plain before and after the implementation of the South-to-North Water Diversion Project, this paper constructs a three-dimensional finite element model to calculate stress field variations induced by groundwater level changes from 1959 to 2023. Combined with Coulomb stress change calculations, the study evaluates the influence of groundwater extraction and replenishment processes on the crustal stress field before and after the diversion project. Research findings indicate that between 1959 and 2015, excessive groundwater extraction increased Coulomb stress on major faults across the North China Plain by up to 10 kPa. Following the official operation of the central route of the South-to-North Water Diversion Project in 2015, groundwater level changes induced fault Coulomb stress changes ranging between -2 kPa and 2 kPa. Consequently, groundwater deficit prior to 2015 promoted regional seismic activity, while groundwater recovery after 2015 exhibited certain mixed effects on seismic activity, resulting from spatial distribution differences in groundwater deficit and replenishment across the North China Plain. This research provides scientific evidence for assessing the potential impact of the South-to-North Water Diversion Project on seismic activity and offers valuable reference for future earthquake risk assessment and groundwater resource management.

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