نتایج جستجو برای: geomorphology index

تعداد نتایج: 398629  

Journal: :Geological Society, London, Memoirs 2021

Abstract Submarine geomorphology underwent significant development in the second half of twentieth century, largely thanks to advances technology by military, navigation and hydrocarbon industry, which were later transferred academic commercial sectors. In this chapter we summarize key methods used submarine between 1950 2000, include sidescan sonar, multibeam echo sounder, reflection seismolog...

2015
Steven L. Forman Gary E. Stinchcomb

Citation: Forman SL and Stinchcomb GE (2015) Views on grand research challenges for Quaternary geology, geomorphology and environments.

Journal: :The Science of the total environment 2007
F Curie S Gaillard A Ducharne H Bendjoudi

Based on easily available morphological data within the Seine river watershed (76750 km(2)), two approaches were used for wetland delineation and characterisation. Their common assumption is that geomorphology largely governs the spatial distribution of wetlands, because it determines topography and the nature of deposits, thus water pathways and residence times. The first approach relies on th...

Journal: :Environmental monitoring and assessment 2012
Sarah E Purdy Peter B Moyle Kenneth W Tate

We surveyed montane meadows in the northern Sierra Nevada and southern Cascades for two field seasons to compare commonly used aquatic and terrestrial-based assessments of meadow condition. We surveyed (1) fish, (2) reptiles, (3) amphibians, (4) aquatic macroinvertebrates, (5) stream geomorphology, (6) physical habitat, and (7) terrestrial vegetation in 79 meadows between the elevations of 1,00...

2002
Richard W. Waring Frederick J. Swanson

INTRODUCTION sys t em and on a v a r i e t y of t ime s c a l e s . Hack and G o o d l e t t (1960) a r g u e t h a t t h e l a n d s c a p e and v e g e t a t i o n development models N a t u r a l ecosys tems deve lop th rough the i n t e r p l a y of p h y s i c a l and b i o l o g i c a l f ac c f Davis and Clements are i n c o r r e c t i n t o r s . B i o l o g i c a l f a c t o r s have ...

2004
Matt Hall

Interpretation of subsurface geology is greatly enhanced by 3-D seismic data, and this accounts for its ubiquity in today’s search for hydrocarbons. Seismic interpretation has two fundamental disciplines at its core: seismic geomorphology and seismic stratigraphy. Plan views allow the explorationist to apply principles of geomorphology, based on analogies with modern sedimentary systems, to int...

Journal: :GEOUSP: Espaço e Tempo (Online) 2003

2006
P. M. Saco G R. Willgoose G. R. Hancock

Eco-geomorphology and vegetation patterns in arid and semi-arid regions P. M. Saco, G R. Willgoose, and G. R. Hancock School of Engineering, The University of Newcastle, Callaghan, New South Wales, 2308, Australia School of Environmental and Life Sciences, The University of Newcastle, Callaghan, New South Wales, 2308, Australia Received: 13 June 2006 – Accepted: 30 June 2006 – Published: 30 Aug...

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