Search Results - "Spotila, James A"

Quaternary tectonic response to intensified glacial erosion in an orogenic wedge by Berger, Aaron L, Worthington, Lindsay A, Chapman, James B, Pavlis, Terry L, Ridgway, Kenneth D, Willems, Bryce A, Gulick, Sean P. S, Jaeger, John M, McAleer, Ryan J, Spotila, James A, Upton, Phaedra

“…Active orogens are thought to behave as internally deforming critical-taper wedges that are in rough long-term equilibrium with tectonic influx and erosional…”
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Near-field response to transpression along the southern San Andreas fault, based on exhumation of the northern San Gabriel Mountains, southern California by Buscher, Jamie T., Spotila, James A.

“…Near‐field mountain building is common along transpressive faults, but how vertical deformation relates to oblique plate motion versus local structural…”
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Kinematics and Evolution of the Southern Eastern California Shear Zone, Based on Analysis of Fault Strike, Distribution, Activity, Roughness, and Secondary Deformation by Spotila, James A., Garvue, Max M.

“…The Eastern California shear zone is a complex set of dextral faults that accommodates significant plate motion and has produced large earthquakes. The…”
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What Controls Early Restraining Bend Growth? Structural, Morphometric, and Numerical Modeling Analyses From the Eastern California Shear Zone by Garvue, Max M., Spotila, James A., Cooke, Michele L., Curtiss, Elizabeth R.

“…Restraining bends influence topography, strike‐slip evolution, and earthquake rupture dynamics, however the specific factors governing their geometry and…”
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Periglacial resurfacing of hillslopes and channels with large boulders in the Virginia Appalachians by Fame, Michelle L., Chilton, Kristin D., Spotila, James A., Kelly, Meredith A., Caton, Summer A.

“…Large, resistant, quartz‐rich boulders deposited on hillslopes and in channels armour the landscape, trap sediment and influence hillslope angle and…”
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Uncovering the Controls on Fluvial Bedrock Erodibility and Knickpoint Expression: A High‐Resolution Comparison of Bedrock Properties Between Knickpoints and Non‐Knickpoint Reaches by Chilton, Kristin D., Spotila, James A.

“…Bedrock erodibility exerts a fundamental control on fluvial incision, and therefore on the evolution of entire landscapes. However, the roles and relative…”
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Evidence of transient topographic disequilibrium in a landward passive margin river system: knickpoints and paleo-landscapes of the New River basin, southern Appalachians by Prince, Philip S., Spotila, James A.

“…ABSTRACT The upper New River basin of the southern Appalachian Mountains, a major tributary of the modern Ohio River, represents the unglaciated headwaters of…”
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Geologic controls on bedrock channel width in large, slowly-eroding catchments: Case study of the New River in eastern North America by Spotila, James A., Moskey, Kristyn A., Prince, Philip S.

“…We have investigated the geologic controls on hydraulic geometry of bedrock rivers using a single large catchment, the New River, from a stable tectonic…”
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Rapid exhumation of Cretaceous arc-rocks along the Blue Mountains restraining bend of the Enriquillo-Plantain Garden fault, Jamaica, using thermochronometry from multiple closure systems by Cochran, William J., Spotila, James A., Prince, Philip S., McAleer, Ryan J.

“…The effect of rapid erosion on kinematic partitioning along transpressional plate margins is not well understood, particularly in highly erosive climates. The…”
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Exhumation at orogenic indentor corners under long-term glacial conditions: Example of the St. Elias orogen, Southern Alaska by Spotila, James A., Berger, Aaron L.

“…Syntaxial bends in convergent plate boundaries, or indentor corners, display some of the most intriguing deformation patterns on Earth and are type localities…”
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Evidence for a prehistoric multifault rupture along the southern Calico fault system, Eastern California shear zone, USA by Vadman, Michael J, Garvue, Max M, Spotila, James A, Bemis, Sean P, Stamps, D. Sarah, Owen, Lewis A, Figueiredo, Paula M

“…Geomorphic mapping and paleoseismologic data reveal evidence for a late Holocene multifault surface rupture along the Calico-Hidalgo fault system of the…”
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Incipient evolution of the Eastern California shear zone through the transpressional zone of the San Bernardino Mountains and San Gorgonio Pass, California by Cochran, William J, Spotila, James A, Prince, Philip S

“…The nature of the connection between the Eastern California shear zone (ECSZ) and the San Andreas fault (SAF) in southern California (western United States) is…”
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Two‐Phase Exhumation of the Santa Rosa Mountains: Low‐ and High‐Angle Normal Faulting During Initiation and Evolution of the Southern San Andreas Fault System by Mason, Cody C., Spotila, James A., Axen, Gary, Dorsey, Rebecca J., Luther, Amy, Stockli, Daniel F.

“…Low‐angle detachment fault systems are important elements of oblique‐divergent plate boundaries, yet the role detachment faulting plays in the development of…”
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New physical evidence of the role of stream capture in active retreat of the Blue Ridge escarpment, southern Appalachians by Prince, Philip S., Spotila, James A., Henika, William S.

“…The Blue Ridge escarpment of the southern Appalachian Mountains is a striking and rugged topographic feature of the ancient passive margin of eastern North…”
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Onset Timing and Slip History of the Teton Fault, Wyoming: A Multidisciplinary Reevaluation by Brown, Summer J., Thigpen, J. Ryan, Spotila, James A., Krugh, William C., Tranel, Lisa M., Orme, Devon A.

“…The dramatic relief of the Teton Range in northwestern Wyoming results from motion along the Teton normal fault. New apatite (U‐Th)/He (AHe) and fission track…”
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Constraints on rock uplift in the eastern Transverse Ranges and northern Peninsular Ranges and implications for kinematics of the San Andreas Fault in the Coachella Valley, California, USA by Spotila, James A, Mason, Cody C, Valentino, Joshua D, Cochran, William J

“…The nexus of plate-boundary deformation at the northern end of the Coachella Valley in southern California (USA) is complex on multiple levels, including…”
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Near-Field Investigations of the Landers Earthquake Sequence, April to July 1992 by Sieh, Kerry, Jones, Lucile, Hauksson, Egill, Hudnut, Kenneth, Eberhart-Phillips, Donna, Heaton, Thomas, Hough, Susan, Hutton, Kate, Kanamori, Hiroo, Lilje, Anne, Lindvall, Scott, McGill, Sally F., Mori, James, Rubin, Charles, Spotila, James A., Stock, Joann, Thio, Hong Kie, Treiman, Jerome, Wernicke, Brian, Zachariasen, Judith

“…The Landers earthquake, which had a moment magnitude (M$_w$) of 7.3, was the largest earthquake to strike the contiguous United States in 40 years. This…”
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Rock uplift at the transition from flat-slab to normal subduction: The Kenai Mountains, Southeast Alaska by Valentino, Joshua D., Spotila, James A., Owen, Lewis A., Buscher, Jamie T.

“…The process of flat-slab subduction results in complex deformation of overlying forearcs, yet how this deformation decays with distance away from the zone of…”
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Insights from low-temperature thermochronometry into transpressional deformation and crustal exhumation along the San Andreas fault in the western Transverse Ranges, California by Niemi, Nathan A., Buscher, Jamie T., Spotila, James A., House, Martha A., Kelley, Shari A.

“…The San Emigdio Mountains are an example of an archetypical, transpressional structural system, bounded to the south by the San Andreas strike‐slip fault, and…”
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Architecture, kinematics, and exhumation of a convergent orogenic wedge: A thermochronological investigation of tectonic–climatic interactions within the central St. Elias orogen, Alaska by Berger, Aaron L., Spotila, James A., Chapman, James B., Pavlis, Terry L., Enkelmann, Eva, Ruppert, Natalia A., Buscher, Jamie T.

“…The kinematics and architecture of orogenic systems along the leading edges of accreting terranes may be heavily influenced by climate, but little research has…”
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