Search Results - "Smith, Derald G"

Seismic geomorphology and sedimentology of a tidally influenced river deposit, Lower Cretaceous Athabasca Oil Sands, Alberta, Canada by Hubbard, Stephen M, Smith, Derald G, Nielsen, Haley, Leckie, Dale A, Fustic, Milovan, Spencer, Ronald J, Bloom, Lorraine

“…The bitumen of the Lower Cretaceous McMurray Formation in Alberta arguably represents one of the most important hydrocarbon accumulations in the world. In-situ…”
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Counter point bar deposits: lithofacies and reservoir significance in the meandering modern Peace River and ancient McMurray Formation, Alberta, Canada by SMITH, DERALD G, HUBBARD, STEPHEN M, LECKIE, DALE A, FUSTIC, MILOVAN

“…Counter point bar deposits in the meandering Peace River, North-central Alberta, Wood Buffalo National Park, are distinct from point bar deposits in terms of…”
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Recognition of down-valley translation in tidally influenced meandering fluvial deposits, Athabasca Oil Sands (Cretaceous), Alberta, Canada by Fustic, Milovan, Hubbard, Stephen M., Spencer, Ron, Smith, Derald G., Leckie, Dale A., Bennett, Barry, Larter, Steve

“…The vast Athabasca Oil Sands of Alberta, Canada has an estimated resource of more than 1.7 trillion barrels of bitumen in-place, the majority of which is…”
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Hydraulic and sedimentary processes causing anastomosing morphology of the upper Columbia River, British Columbia, Canada by Makaske, Bart, Smith, Derald G., Berendsen, Henk J.A., de Boer, Arjan G., van Nielen-Kiezebrink, Marinka F., Locking, Tracey

“…The upper Columbia River, British Columbia, Canada, shows typical anastomosing morphology — multiple interconnected channels that enclose floodbasins — and…”
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Recognizing the product of concave‐bank sedimentary processes in fluvial meander‐belt strata by Durkin, Paul R., Hubbard, Stephen M., Holbrook, John, Weleschuk, Zennon, Nesbit, Paul, Hugenholtz, Chris, Lyons, Tania, Smith, Derald G., Plink‐Björklund, Piret

“…Downstream migration of point bars is an important process in meander belts. Inherent to downstream migration is sediment accumulation in concave channel…”
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Upstream control of river anastomosis by sediment overloading, upper Columbia River, British Columbia, Canada by Makaske, Bart, Lavooi, Eva, Haas, Tjalling, Kleinhans, Maarten G., Smith, Derald G., Manville, Vern

“…Anastomosing rivers, systems of multiple interconnected channels that enclose floodbasins, constitute a major category of rivers for which various sedimentary…”
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The braided Milk River, northern Montana, fails the Leopold–Wolman discharge-gradient test by Simpson, Chris J, Smith, Derald G

“…The Milk River, the northernmost tributary to the Missouri–Mississippi River system, exhibits an anomalous sand-bed braiding reach in an otherwise meandering…”
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Avulsions, channel evolution and floodplain sedimentation rates of the anastomosing upper Columbia River, British Columbia, Canada by Makaske, Bart, Smith, Derald G., Berendsen, Henk J. A.

“…Ages of channels of the anastomosing upper Columbia River, south‐eastern British Columbia, Canada, were investigated in a cross‐valley transect by 14C dating…”
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Floodplain stratigraphy of the ice jam dominated middle Yukon River: a new approach to long-term flood frequency by Livingston, Joanne M, Smith, Derald G, Froese, Duane G, Hugenholtz, Chris H

“…Floodplain stratigraphy is used as a new method for reconstructing ice jam flood histories of northern rivers. The method, based on reconstruction of the…”
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Characterizing large river history with shallow geophysics: Middle Yukon River, Yukon Territory and Alaska by Froese, Duane G., Smith, Derald G., Clement, David T.

“…Changes in longitudinal valley-fill thickness can provide inferences about fluvial behaviour over millennia. Increased thickness of channel deposits may reveal…”
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Hydrogeological implications of paleo-fluvial architecture for the Paskapoo Formation, SW Alberta, Canada: a stochastic analysis by Burns, Erick R, Bentley, Laurence R, Hayashi, Masaki, Grasby, Stephen E, Hamblin, Anthony P, Smith, Derald G, Wozniak, Paul R. J

“…Fluvial systems tend to deposit sediment in well-defined relational geometries and in vertically and laterally repeating patterns. These sedimentary deposits…”
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Ground penetrating radar: 2-D and 3-D subsurface imaging of a coastal barrier spit, Long Beach, WA, USA by JOL, Harry M, LAWTON, Don C, SMITH, Derald G

“…The ability to effectively interpret and reconstruct geomorphic environments has been significantly aided by the subsurface imaging capabilities of ground…”
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Ice jam-caused fluvial gullies and scour holes on northern river flood plains by Smith, Derald G, Pearce, Cheryl M

“…Two anomalous fluvial landforms, gullies and scour holes, eroded into flood plains bordering meandering and braiding river channels have not been previously…”
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SALTCEDAR: DISTRIBUTION, ABUNDANCE, AND DISPERSAL MECHANISMS, NORTHERN MONTANA, USA by Pearce, Cheryl M., Smith, Derald G.

“…Introduced saltcedar (Tamarix ramosissima, T. chinensis, and their hybrids) reaches its northward distribution in the Great Plains in Montana, USA. We mapped…”
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Application of Floodplain Stratigraphy to Determine the Recurrence of Ice-Jam Flooding Along the Lower Peace and Athabasca Rivers, Alberta by Hugenholtz, Chris H, Smith, Derald G, Livingston, Joanne M

“…Multi-proxy reconstructions of ice-jam flooding have increased significantly in the last several decades, providing important estimates of changes in ice-jam…”
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Sedimentology of an Upper-Mesotidal (3.7 M) Holocene Barrier, Willapa Bay, SW Washington, U.S.A by Derald G. Smith , Richard A. Mey

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Plains cottonwood's last stand: can it survive invasion of Russian olive onto the Milk River, Montana floodplain? by Pearce, C M, Smith, D G

“…Russian olive (Elaeagnus angustifolia L.) was introduced in 1950 onto one site on the Milk River floodplain, northern Montana, 10 km downstream from the…”
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Vibracoring: a new method for coring deep lakes by Smith, Derald G

“…A major limitation facing lacustrine researchers is an inability to take long (6 to 18 m), continuous sediment cores in water depths greater than several…”
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Stratigraphic imaging of the Navajo Sandstone using ground-penetrating radar by Jol, Harry M, Bristow, Charlie S, Smith, Derald G, Junck, M. Brian, Putnam, Peter

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Severe drought in the early Holocene (10,000–6800 BP) interpreted from lake sediment cores, southwestern Alberta, Canada by Beierle, Brandon, Smith, Derald G

“…Six lake sediment vibracores from the foothills and mountain valleys of southwestern Alberta were analysed on the basis of AMS radiocarbon dates,…”
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