Results 91 to 100 of about 4,789 (265)

The Indian Plate subducting below the Tibet Plateau is tearing apart

open access: yesCommunications Earth & Environment
The first-order configuration of the Himalayan orogen is defined by northward motion of the Indian plate, whether directly underplating Tibetan crust or subducting beneath a mantle wedge.
Lin Liu, Danian Shi, Simon L. Klemperer
doaj   +1 more source

Resolving taxonomic ambiguities in extant Himalayan lazy toads: A new species of the genus Scutiger (Anura, Megophryidae) from eastern Nepal

open access: yesEuropean Journal of Taxonomy
The biodiversity of the Himalaya remains significantly understudied and, at the same time, is increasingly threatened by habitat loss due to rising anthropogenic pressures and climate change.
Sylvia Hofmann   +7 more
doaj   +1 more source

MESO-NEOPROTEROZOIC GRENVILLE-SVECONORWEGIAN INTRACONTINENTAL OROGEN: HISTORY, TECTONICS, GEODYNAMICS

open access: yesГеодинамика и тектонофизика, 2017
The objective of this paper is to represent the main features inherent to Grenville-Sveconorwegian Orogen (GSNO) and to propose a model of tectonic and geodynamic evolution of this orogen based on the results of research concerning similar Precambrian ...
M. V. Mints
doaj   +1 more source

The Euphrates-Tigris-Karun river system: Provenance, recycling and dispersal of quartz-poor foreland-basin sediments in arid climate [PDF]

open access: yes, 2016
We present a detailed sediment-provenance study on the modern Euphrates-Tigris-Karun fluvial system and Mesopotamian foreland basin, one of the cradles of humanity. Our rich petrographic and heavy-mineral dataset, integrated by sand geochemistry and U–Pb
Akkoca, DB   +13 more
core   +1 more source

Unveiling Cenozoic Volcanism in the Takab‐Shahindezh Area Induced by Slab‐Mantle Interaction in the Zagros Orogen, NW Iran

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 10, October 2025.
Abstract The Zagros orogen records the closure of the Neotethys Ocean by northward subduction of the oceanic slab beneath the Iranian plate. Northwestern Iran has undergone episodic volcanism since the Eocene, due to a shift of tectonic regimes from subduction to collision and post‐collisional extension, although the dynamics responsible for such ...
Farzaneh Shakerardakani   +5 more
wiley   +1 more source

Testing the effects of topography, geometry, and kinematics on modeled thermochronometer cooling ages in the eastern Bhutan Himalaya [PDF]

open access: yesSolid Earth, 2018
In this study, reconstructions of a balanced geologic cross section in the Himalayan fold–thrust belt of eastern Bhutan are used in flexural–kinematic and thermokinematic models to understand the sensitivity of predicted cooling ages to changes in ...
M. E. Gilmore   +3 more
doaj   +1 more source

Secular Evolution of the Seismic Structure of Continental Crust, Archean to Present

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 10, October 2025.
Abstract We summarize the seismic and density structure of continental crust as a function of crustal age and evaluate the secular changes in these physical properties. We subdivide the continental crust into six age provinces, from Archean to Mesozoic‐Cenozoic, and calculate the surface area, mean crustal thickness, volume, mass, and seismic velocity ...
Walter D. Mooney   +2 more
wiley   +1 more source

The formation of Laurentia : Evidence from shear wave splitting [PDF]

open access: yes, 2017
The authors would like to thank A. Walker for invaluable help understanding the MSAT forward modelling code, as well as A. Boyce, L. Petrescu, and C.
Bastow, Ian   +4 more
core   +2 more sources

Geology, geochemistry, and genesis of orogenic gold–antimony mineralization in the Himalayan Orogen, South Tibet, China

open access: yesOre Geology Reviews, 2014
Abstract The southern Tibet Au Sb metallogenic belt in the Himalayan orogen consists of more than 50 gold, gold–antimony and antimony lode deposits, and associated placer gold deposit. The deposits are hosted in a Mesozoic metamorphosed turbidite sequence of the Indian passive continental margin.
Wei Zhai   +7 more
openaire   +1 more source

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