Results 1 to 10 of about 16,567 (196)

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

Sporepolinic morphology of fluvial terrace sediments in the Western Amazon [PDF]

open access: yesActa Botânica Brasílica, 2019
Morphological descriptions were made for pollen grains and spores extracted from samples from three sedimentary sections - Chandless 1, Purus 10 and Purus 30 - from fluvial terraces on the Chandless and Purus rivers, Acre State, Brazil.
Mayra Nina Araujo Silva   +3 more
doaj   +7 more sources

A multi-proxy assessment of terrace formation in the lower Trinity River valley, Texas [PDF]

open access: yesEarth Surface Dynamics, 2022
A proposed null hypothesis for fluvial terrace formation is that internally generated or autogenic processes, such as lateral migration and river-bend cutoff, produce variabilities in channel incision that lead to the abandonment of floodplain segments ...
H. J. Hassenruck-Gudipati   +3 more
doaj   +1 more source

Enhancing the Identification and Mapping of Fluvial Terraces Combining Geomorphological Field Survey with Land-Surface Quantitative Analysis

open access: yesGeosciences, 2022
A methodological approach to refining the identification and mapping of fluvial terraces has been applied, combining geomorphological field surveys with the computation and assessment of different morphometric parameters (local, statistical, and object ...
Giulia Iacobucci   +2 more
doaj   +1 more source

The Quaternary Climatic and Tectonic Development of the Murat River Valley (Muş Basin, Eastern Turkey) as Recorded by Fluvial Deposits Dated by Optically Stimulated Luminescence

open access: yesQuaternary, 2021
The paper describes climatic and tectonic effects on fluvial processes of East Anatolia. This study from the Muş Basin contains three alluvial terrace levels (T3-T1) ranging from 30–35 m to 3–5 m above the present Murat River in its middle section.
Nurcan Avşin   +3 more
doaj   +1 more source

Optical Dating of Quartz Grains From the Minjiang Fluvial Terraces in the Sonpan Area on the Eastern Margin of the Tibetan Plateau

open access: yesFrontiers in Earth Science, 2022
The fluvial terraces along the banks of the Minjiang River are very important for understanding the tectonic activities of the eastern margin of the Tibetan Plateau and have been widely investigated.
Ye-Song Han   +3 more
doaj   +1 more source

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

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

The Role of Past Climatic Variability in Fluvial Terrace Formation, a Case Study from River Mureş (Maros), Romania

open access: yesQuaternary, 2023
Fluvial terrace formation is a complex process governed by the interplay of climatic and tectonic forcings. From a climatic perspective, an incision is usually related to climatic transitions, while valley aggradation is attributed to glacial periods. We
Tamás Bartyik   +4 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

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