Results 11 to 20 of about 18,588 (223)

Edifice of Fluvial Terrace Flights, Stacks and Rows [PDF]

open access: yesGeosciences, 2020
The paper presents a review of the architecture and structures of river deposits in valleys. A new terminology for some features is included in this review. It presents principles of the fluvial systems with morphological river terraces and fluments (new
Wolfgang Schirmer
doaj   +2 more sources

Landscape dynamics revealed by luminescence signals of feldspars from fluvial terraces. [PDF]

open access: yesSci Rep, 2019
AbstractLuminescence signals of quartz and feldspar minerals are widely used to determine the burial age of Quaternary sediments. Although luminescence signals bleach rapidly with sunlight exposure, incomplete bleaching may affect luminescence ages, in particular in fluvial settings where an unbleached remnant signal is commonly encountered in modern ...
Bonnet S   +6 more
europepmc   +7 more sources

Determining the Age of Terrace Formation Using Luminescence Dating—A Case of the Yellow River Terraces in the Baode Area, China

open access: yesMethods and Protocols, 2020
Dating fluvial terraces has long been a challenge for geologists and geomorphologists, because terrace straths and treads are not usually directly dated.
Jia-Fu Zhang   +3 more
doaj   +1 more source

Climate changes and the formation of fluvial terraces in central Amazonia inferred from landscape evolution modeling [PDF]

open access: yesEarth Surface Dynamics, 2022
Climate changes have been considered an essential factor controlling the shaping of the recent alluvial landscapes in central Amazonia, with implications for explaining the biogeographic patterns in the region.
A. H. do Prado   +6 more
doaj   +1 more source

Alluvial channel response to environmental perturbations: fill-terrace formation and sediment-signal disruption [PDF]

open access: yesEarth Surface Dynamics, 2019
The sensitivity of fluvial systems to tectonic and climatic boundary conditions allows us to use the geomorphic and stratigraphic records as quantitative archives of past climatic and tectonic conditions. Thus, fluvial terraces that form on alluvial fans
S. Tofelde   +6 more
doaj   +1 more source

Morphoneotectonics of the Abruzzo Periadriatic Area (Central Italy): Morphometric Analysis and Morphological Evidence of Tectonics Features

open access: yesGeosciences, 2021
Drainage basin-scale morphometric analysis and morphological evidence of tectonics represent helpful tools to evaluate and investigate morphoneotectonic processes in tectonically active regions.
Enrico Miccadei   +2 more
doaj   +1 more source

Active folding of fluvial terraces across the Siwaliks Hills, Himalayas of central Nepal [PDF]

open access: yes, 2000
We analyze geomorphic evidence of recent crustal deformation in the sub-Himalaya of central Nepal, south of the Kathmandu Basin. The Main Frontal Thrust fault (MFT), which marks the southern edge of the sub-Himalayan fold belt, is the only active ...
Avouac, J. P., Lavé, J.
core   +1 more source

Millennial slip rate of the Longitudinal Valley fault from river terraces: Implications for convergence across the active suture of eastern Taiwan [PDF]

open access: yes, 2006
The Longitudinal Valley fault is a key element in the active tectonics of Taiwan. It is the principal structure accommodating convergence across one of the two active sutures of the Taiwan orogeny.
Avouac, Jean-Philippe   +4 more
core   +1 more source

Fluvial terraces of the northwest Iberian lower Miño River

open access: yesJournal of Maps, 2013
A new fluvial terrace map with a tectonic framework for the northwest Iberian lower Miño River is presented. It is the first integrated map to cover the entire lower, 67-km reach of the Miño River, and to cover both the Spanish and Portuguese side of the river.
Viveen, W.   +4 more
openaire   +2 more sources

Luminescence Ages of Feldspar Contaminated Quartz from Fluvial Terrace Sediments [PDF]

open access: yesGeochronometria, 2008
This study focuses on obtaining luminescence ages in feldspar contaminated quartz from well-developed fluvial terraces of the Yesilirmak (Iris) river located inside the eastern North Anatolian Fault Shear Zone (NAFZ). We applied a technique based on conventional single-aliquot regenerative-dose (SAR) protocol, modified with an IR pre-treatment to ...
Güneç Kıyak, Nafiye   +1 more
openaire   +2 more sources

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