Backbone of the Americas—Patagonia to Alaska, (3–7 April 2006)
Session No. 1 Monday, 3 April 2006
8:30 AM-7:30 PM, Congress & Exhibition Center: Auditorio Bustelo

T1. Plenary I: The Backbone of the Americas

 Paper #Start Time
 8:30 AM Introductory Remarks
1-18:45 AM ANATOMY AND GLOBAL SETTING OF THE NORTH AMERICAN CORDILLERA: DICKINSON, William R., Department of Geosciences, Univ of Arizona, Box 210077, Tucson, AZ 85721, wrdickin@geo.arizona.edu
1-29:15 AM TECTONIC EVOLUTION OF WESTERN SOUTH AMERICA: RAMOS, Victor A., Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Laboratorio de Tectónica Andina, Ciudad Universitaria, Pabellón II, Buenos Aires 1428 Argentina, andes@gl.fcen.uba.ar
1-39:45 AM CENOZOIC PLATE KINEMATICS IN THE EASTERN PACIFIC AND ALONG THE WESTERN RIMS OF THE AMERICAS: ATWATER, Tanya M., Dept. Earth Science, U.C.S.B, Webb Hall, Rm 1006, University of California, Santa Barbara, CA 93106-9630, atwater@geol.ucsb.edu
1-410:10 AM UPPER MANTLE SEISMIC STRUCTURE BENEATH THE CORDILLERA: GRAND, Steve P., University of Texas at Austin, 1 University Station C1100, Austin, TX 78712-0254, steveg@maestro.geo.utexas.edu
 10:35 AM Break
1-511:00 AM NEOGENE ARC MAGMATISM IN A CONTINENTAL SETTING FROM PATAGONIA TO ALASKA: KAY, Suzanne Mahlburg, Geological Sciences, Cornell Univ, Snee Hall, Ithaca, NY 14853-1504, smk16@cornell.edu
1-611:25 AM COLLISION AND MOUNTAIN BUILDING ALONG NORTH PACIFIC MARGINS: VON HUENE, Roland, Geology, Univ of California Davis, Department of Geology, University of California, Davis, CA 95616, rhuene@mindsprings.com and RANERO, Cesar R., ICREA, Instituto de Ciencias del Mar, CSIC, Paseo Maritimo de la Barceloneta 37-49, Barcelona, 08003, Spain
1-711:45 AM SOME CONSTRAINTS ON MATERIAL INPUT ALONG THE SOUTH AMERICA CONVERGENT MARGIN: RANERO, Cesar R., ICREA, Instituto de Ciencias del Mar, CMIMA, CSIC, Paseo Maritimo de la Barceloneta 37-49, Barcelona, 08003, Spain, cranero@icm.csic.es, VON HUENE, Roland, Geology, Univ of California Davis, Department of Geology, University of California, Davis, CA 95616, rhuene@mindsprings.com, WEINREBE, Wilhelm, Marine Geodynamics, IFM-GEOMAR, Wischhofstrasse 1-3, Kiel, 24148, Germany, REICHERT, Christian J., Geophysics, Marine & Polar Research, BGR - Bundesanstalt für Geowissenschaften und Rohstoffe, POB 51 01 53, Hannover, 30631, Germany, CALAHORRANO, Alcinoe, Instituto de Ciencias del Mar, CSIC, Pg. Maritim de la Barceloneta 37-49, Barcelona, 08003, Spain, SAGE, Francoise, Observatoire océanologique de Villefranche, P. et M. Curie University, BP 48 - La Darse, Villefranche-sur-Mer, 006235, France, and COLLOT, Jean-Yves, Observatoire océanologique de Villefranche, IRD, BP 48 - La Darse, Villefranche-sur-Mer, 006235, France
1-812:05 PM ROOT FOUNDERING IN CORDILLERAN ARCS - AN UPDATED REVIEW OF OBSERVATIONAL EVIDENCE, EXPERIMENTAL BACKGROUND AND THEORETICAL MODELING: DUCEA, Mihai N., Geosciences, Univ of Arizona, Tucson, AZ 85721, ducea@geo.arizona.edu
 12:30 PM Lunch and Posters
1-92:00 PM FLAT SLAB SUBDUCTION IN LATIN AMERICA IN THE CONTEXT OF ONGOING SUBDUCTION OF TERTIARY OCEANIC LITHOSPHERE, SUBDUCTING SEAMOUNTS AND RIDGES, AND CONTINENTAL UPPER PLATES: IMPLICATIONS FOR SLAB MORPHOLOGY, SEISMICITY STRUCTURE AND FOCAL MECHANISMS, AND SEISMIC HAZARDS: KIRBY, Stephen H., U.S. Geological Survey, Mail Stop 977, 345 Middlefield Road, Menlo Park, CA 94025, skirby@usgs.gov, ENGDAHL, Robert, Physics, University of Colorado, Campus Box 390, Boulder, CO 80309, OKAL, Emile A., Geological Sciences, Northwestern University, Evanston, IL 60208, and VILLASEÑOR, Antonio, Institute of Earth Sciences "Jaume Almera" - CSIC, Lluís Solé i Sabarís s/n, Barcelona, 08028, Spain
1-102:25 PM PAMPEAN (CHILEAN) FLAT SLAB: GEOPHYSICAL VIEW: PARDO, Mario, Geofisica, Universidad de Chile, Blanco Encalada 2002, Santiago, 6511227, Chile, mpardo@dgf.uchile.cl and MONFRET, Tony, UMR Geosciences Azur - IRD, 250 rue Albert Einstein, Valbonne, 06560, France
1-112:50 PM EVOLUTION OF THE PAMPEAN FLAT-SLAB SEGMENT OF THE SOUTHERN CENTRAL ANDES: RAMOS, Victor A., Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Laboratorio de Tectónica Andina, Ciudad Universitaria, Pabellón II, Buenos Aires 1428 Argentina, andes@gl.fcen.uba.ar
1-123:15 PM HORIZONTAL AND “HORIZONTAL” SUBDUCTION ALONG THE MIDDLE SECTOR OF THE BACKBONE OF THE AMERICAS: PARTITIONED SEISMOGENIC STRESS-STRAIN AND ACTIVE DEFORMATION: LÓPEZ, Allan, Engineering Geology, Instituto Costarricense de Electricidad, Box 10032, San José 1000 Costa Rica, alopezs@ice.go.cr
1-133:40 PM THE PERUVIAN FLATSLAB: ALEMAN, Antenor M., Consulting Geologist, 19307 Dickson Pk Dr, Spring, TX 77373, amaleman@gmail.com
 4:05 PM Break
1-144:30 PM RELATION OF FLAT SUBDUCTION TO MAGMATISM AND DEFORMATION IN WESTERN U.S.A: HUMPHREYS, Eugene D., Eugene, OR 97403, gene@newberry.uoregon.edu
1-154:55 PM THRUSTING, MAGMATISM, AND COLLAPSE OF THE SEVIER OROGENIC WEDGE, WESTERN MONTANA, USA: LAGESON, David R., Dept. of Earth Sciences, Montana State University, Bozeman, MT 59717, lageson@montana.edu
1-165:15 PM CONTROLS ON BASEMENT-INVOLVED FORELAND DEFORMATION: A VIEW FROM THE LARAMIDE ROCKY MOUNTAINS, USA: ERSLEV, Eric A., Department of Geosciences, Colorado State Univ, Fort Collins, CO 80523, erslev@cnr.colostate.edu
1-175:35 PM LARAMIDE AND NEOGENE SHALLOW SUBDUCTION IN MEXICO: CONSTRAINTS AND CONTRASTS: FERRARI, Luca, Centro de Geociencias, UNAM, Campus Juriquilla, Queretaro, Queretaro 76230 Mexico, luca@geociencias.unam.mx
 6:00 PM Posters and Refreshments

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