نتایج جستجو برای: river valleys

تعداد نتایج: 87038  

Journal: :Quaternary 2023

Buried river valleys from the Neogene–Quaternary time are widespread throughout Middle Volga region of Russian Plain. They have been studied for a long period, since 1940s, with last major generalizations dating back to 1980s. This paper presents new results based on GIS mapping using materials state geological study in 1960–1970, 1984–1996 and 2000–2002. On whole, pattern buried valley network...

Journal: :Hypertension 2001

2009
Rina Schumer Mark M. Meerschaert Boris Baeumer

[1] Characterizing the collective behavior of particle transport on the Earth surface is a key ingredient in describing landscape evolution. We seek equations that capture essential features of transport of an ensemble of particles on hillslopes, valleys, river channels, or river networks, such as mass conservation, superdiffusive spreading in flow fields with large velocity variation, or retar...

Journal: :The Geographical Journal 1921

Journal: :Geological Magazine 1867

Journal: :Journal of High Energy Physics 2013

Journal: :Revista Brasileira de Geomorfologia 2023

This research analyzed the morphological/morphometric parameters of relief and drainage network Formiga River subbasin, southern Minas Gerais State, Brazil. study identified examined influences control mechanisms in development current configurations. The methodology was based on application indices parameters: (1) slope length (Hack's Sl); (2) normalized index (ksn); (3) river hierarchy; (4) d...

Journal: :Ecology 2009
Matthew E Baker Michael J Wiley

Despite general agreement that river-valley hydrology shapes riparian ecosystems, relevant processes are difficult to distinguish and often inadequately specified in riparian studies. We hypothesize that physical constraints imposed by broad-scale watershed characteristics and river valleys modify local site conditions in a predictable and probabilistic fashion. To test this hypothesis, we empl...

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