نتایج جستجو برای: landform evolution

تعداد نتایج: 342510  

Journal: :Geologija 2021

In tectonically active mountain ranges, the landscape is shaped by interplay of erosion/sedimentation and driven crustal deformation. Characteristic landforms such as moraines, wind gaps, fault scarps, river terraces can be used to decipher evolution. However, available data often allow for different interpretations. Here we study Pradol (Pradolino) Valley in Western Slovenia, a deeply incised ...

Journal: :international journal of geo science and environmental planning 0
aghil madadi associate professor, university of mohaghegh ardabili

sarygamesh basin one of the bulhary chay tributary take place in moghan plain, northeastern azarbyjan area in iran and south edge of kora- araz zone. aims of this research are study specificities and geomorphic evolution of sarygamesh basin, survey rivers work on structure and geologic formation, and corresponding hydrographic with earth structure. toward above aim is used to litologic, structu...

Journal: :Media Komunikasi Geografi 2022

This research was conducted in the coastal area of Parangtritis, Bantul Regency, Special Region Yogyakarta. study aims to describe hydrostratigraphy aquifers using Vertical Electrical Sounding (VES) geoelectric method, calculate volume availability and safe yield groundwater application, compare products with demand for water domestic tourism purposes. uses a field survey approach data analysis...

Journal: :Water Resources Research 2021

The transport of sediment in regions with vegetation plays an important role aquatic ecosystems and landform evolution river deltas. In this study, flow parameters suspended concentration (SSC) within emergent canopy real plant morphology (Typha latifolia) were measured a laboratory channel. T. latifolia is common marsh species multiple thin leaves emerging from tight bundle (culm) at the bed. ...

M. Zaremehrjardiri

The objective of this study was to assess the relationship betweenvegetation, landform and physicochemical properties of soil. At the first terrainmap unit were provided using the landsat thematic mapper (TM) satellite images,aerial photograph, topographical and geology map. Field sampling was done in therepresentative area using plot sampling. 104 plots 100 m2 were sampled in eachplot landform...

2011
James King Vic Etyemezian Mark Sweeney Brenda J. Buck George Nikolich

A field study conducted through a series of four field campaigns between 2005 and 2007 investigated the potential for dust emissions around the Salton Sea in California, USA. This paper explores the landform related controls on fugitive PM10 dust emissions from soil surfaces surrounding the Salton Sea by measuring soil properties combined with estimating the in situ PM10 dust emissions using a ...

2013
Abdolhamid Dehvari Richard John Heck

A raster grid with 1m spacing was created using simple kriging from LiDAR point clouds. The 2, 3, 4, 5, 8, and 10 m resolution were created from the original 1 m DEM using nearest neighbor resampling method. The derived DEM were used to study the sensitivity of terrain attributes while changing DEM resolution and possibly introduce a minimum required resolution for the study area. A variety of ...

2007
Olav Slaymaker

the original meaning of “areas peripheral to Pleistocene ice sheets and glaciers” (Lozinski 1909) to one which stresses the distinctive processes of freeze-thaw and permafrost formation. In spite of the comment by Worsley (2004) that the term periglacial has no universally accepted definition, there are really only two options that are in common use: a) an environment of frequent freeze-thaw cy...

Journal: :Communications earth & environment 2021

Abstract Rock glaciers—ice-rich creeping landforms typical of permafrost mountain ranges—can develop an anomalous landslide-like behaviour called destabilisation. This is characterised by failure mechanisms (including cracks and crevasses) increases in displacement rates one to two orders magnitude. Existing studies this phenomenon have been limited a small number short time spans. Here, we sys...

Journal: :Scientific Reports 2021

Abstract Landslide dam outburst floods have a significant impact on landform evolution in high mountainous areas. Historic landslide dams the Yigong River, southeastern Tibet, generated two superfloods > 10 5 m 3 /s 1902 and 2000 AD. One of slackwater deposits, which was newly found immediately downstream historic dams, has been dated to 7 ka BP. The one-dimensional backwater stepwise method...

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