Results 31 to 40 of about 4,250 (222)

Investigating Changes in Aeolian Sediment Transport at Coastal Dunes and Sand Trapping Fences: A Field Study on the German Coast

open access: yesJournal of Marine Science and Engineering, 2020
For the restoration and maintenance of beach and dune systems along the coast, knowledge of aeolian sediment transport and its interaction with coastal protection measures is required.
Christiane Eichmanns   +1 more
doaj   +1 more source

Dark Heritage Prospection ‐ Mapping the Treblinka II Extermination Camp Using a Magnetometer Survey and Integrated Archival Sources

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT The history of Nazi German extermination camps has, until recently, relied primarily on eyewitness testimony. Very few official documents detailing the facilities survived the war due to the special operation ‘Sonderaktion 1005’, dedicated to hiding their existence and extent.
Sebastian Różycki   +4 more
wiley   +1 more source

Sand-Dunes [PDF]

open access: yesThe Geographical Journal, 1897
n ...
openaire   +2 more sources

Minimal Model for Sand Dunes [PDF]

open access: yesPhysical Review Letters, 2002
We propose a minimal model for aeolian sand dunes. It combines an analytical description of the turbulent wind velocity field above the dune with a continuum saltation model that allows for saturation transients in the sand flux. The model provides a qualitative understanding of important features of real dunes, such as their longitudinal shape and ...
Kroy, Klaus   +2 more
openaire   +3 more sources

A Systemic Model for Understanding Business Interactions With Biodiversity and Ecosystems

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Biodiversity loss and ecosystem degradation represent critical threats to human well‐being and economic resilience, challenging businesses to understand and manage their interdependence with natural systems. This study develops a systemic framework—the BioModel—that elucidates the reciprocal relationship between businesses, biodiversity, and ...
Lino Cinquini   +2 more
wiley   +1 more source

Aeolian Geomorphology of Ergs and Dunefields in Iran. [PDF]

open access: yesDesert
Iran's geographical location causes the majority of the country to be semi-arid, arid, or hyper-arid. The existence of ergs and dunefields in the central and eastern parts of Iran has caused residential areas and all kinds of land use to be affected by ...
Mehran Maghsoodi, Hamid Ganjaeian
doaj   +1 more source

Continuum saltation model for sand dunes [PDF]

open access: yesPhysical Review E, 2001
11 pages, 7 ...
Sauermann, G., Kroy, K., Herrmann, H. J.
openaire   +3 more sources

Modeling proppant transport and settling in a 3D propagating fracture

open access: yesDeep Underground Science and Engineering, EarlyView.
A versatile multiphysics tool is presented for simulating the complex processes involved in hydraulic fracturing treatments. The model couples fracture opening and propagation, variable‐density slurry flow, and proppant particle transport within the multiphysics object‐oriented simulation environment framework, based on two‐phase mixture equations and ...
Robert Egert   +2 more
wiley   +1 more source

Size distribution and structure of Barchan dune fields [PDF]

open access: yesNonlinear Processes in Geophysics, 2011
Barchans are isolated mobile dunes often organized in large dune fields. Dune fields seem to present a characteristic dune size and spacing, which suggests a cooperative behavior based on dune interaction. In Duran et al.
O. Durán   +3 more
doaj   +1 more source

Aftasten/Tantear: A sensorial, coalitional wayfinding among Muslim runners

open access: yesFeminist Anthropology, EarlyView.
Abstract Muslim recreational runners in Muslim‐minority settings that take up running as their preferred form of leisure indicate that they feel they have to navigate a sense of exclusion when running outdoors. This article explores the process of exploration and sensing in public, represented by the Dutch verb aftasten, to investigate the way Muslim ...
Jasmijn Rana
wiley   +1 more source

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