Philip A. Pearthree
University of Arizona, Tucson, AZ
Activity
2019
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TOWARDS DEVELOPING A LOWER COLORADO RIVER CORRIDOR CORING (LOCORING) PROJECT: WHAT SUBSURFACE BOUSE FORMATION SEDIMENTS CAN TELL US ABOUT LATE MIOCENE (?) AND EARLY PLIOCENE TECTONICS AND PALEOCLIMATE IN THE SOUTHWESTERN US
T134 Grand Canyon, Colorado Plateau, and Rocky Mountain Debates and Their Global Reverberations, 150 Years after Powell IMonday, 23 September 20191:30 PM - 5:30 PMRoom 221AB, North Building
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REDEFINING THE AGE OF THE COLORADO RIVER
T134 Grand Canyon, Colorado Plateau, and Rocky Mountain Debates and Their Global Reverberations, 150 Years after Powell IMonday, 23 September 20191:30 PM - 5:30 PMRoom 221AB, North Building
2018
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SUBSURFACE DATA IN THE LOWER COLORADO RIVER CORRIDOR AND ITS IMPLICATIONS FOR TECTONIC MODELS OF BASIN EVOLUTION WITHIN THE PALO VERDE AND PARKER VALLEYS
64 New Insights into the Development and Evolution of the Colorado River System from Geologic Mapping (Posters)Thursday, 17 May 20188:30 AM - 4:30 PMOutdoor Tents
2016
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A PERSPECTIVE ON LAKE FILLING, SPILLING, RIVER INCISION AND AGGRADATION, AND DEFORMATION DURING THE EARLY PLIOCENE IN THE BLYTHE BASIN, ARIZONA AND CALIFORNIA
T301 CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region IIWednesday, 28 September 20161:30 PM - 5:30 PMMile High Ballroom 2A/3A
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A SEQUENCE-STRATIGRAPHIC INTERPRETATION OF THE UPPER BIOCLASTIC UNIT CAPPING THE BOUSE FORMATION IN THE CIBOLA AREA, ARIZONA AND CALIFORNIA
T301 CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region IIWednesday, 28 September 20161:30 PM - 5:30 PMMile High Ballroom 2A/3A
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AGE OF BOUSE FORMATION ESTIMATED BY AUTHIGENIC 10BE/9BE DATING
T301 CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region IIWednesday, 28 September 20161:30 PM - 5:30 PMMile High Ballroom 2A/3A
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DECIPHERING LOWER COLORADO RIVER INTEGRATION PROCESSES THROUGH GEOCHRONOLOGIC STUDIES OF THE BOUSE FORMATION: PRELIMINARY RESULTS AND FUTURE DIRECTIONS
T301 CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region IIWednesday, 28 September 20161:30 PM - 5:30 PMMile High Ballroom 2A/3A
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LANDSLIDES ARE SURPRISINGLY LARGE AND WIDESPREAD IN ARIZONA
T150 Landslide Hazards: Inventories, Hazard Maps, Risk Analysis, and Warning Systems (Posters)Monday, 26 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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EARLY PLIOCENE SEDIMENT PULSE DOWN THE NEWLY INTEGRATED COLORADO RIVER — A RESPONSE TO DOWNCUTTING THAT DESTABILIZED THE MIOCENE COLORADO PLATEAU LANDSCAPE
20 Structural Geology and TectonicsWednesday, 6 April 20168:30 AM - 12:30 PMMeeting Room 203 C
2015
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BUILDING A STATEWIDE INVENTORY OF LANDSLIDES IN ARIZONA
T213 Landslide Inventories and Time Series: Data Collection, Statistics, Geospatial Analysis, and Relationships to Other Geohazards (Posters)Tuesday, 3 November 20159:00 AM - 6:30 PMExhibit Hall
2013
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DETAILED MAPPING OF THE SOUTHERN TERMINUS OF THE BIG AND LITTLE CHINO FAULT ZONES, NORTH-CENTRAL ARIZONA
T253 Arizona Geology: A Session on All Aspects of Arizona Geology Convened to Commemorate the 125th Anniversary of the Arizona Geological Survey (Posters)Tuesday, 29 October 20139:00 AM - 6:30 PMHall D
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INSIGHTS INTO THE ORIGIN AND DEVELOPMENT OF THE LOWER COLORADO RIVER FROM THE LATEST MIOCENE-EARLY PLIOCENE DEPOSITS AND PALEOGEOMORPHOLOGY OF COTTONWOOD AND MOHAVE VALLEYS
97 Special Session: CRevolution 2: Cenozoic Landscape Evolution of the Colorado Plateau–Rocky Mountain Region and the Carving of Grand Canyon IMonday, 28 October 20138:00 AM - 12:00 PMMile High Ballroom 4CD
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THE EVOLUTION OF THOUGHT ON THE EVOLUTION OF LOCO [THE LOWER COLORADO RIVER]: ALL AGREE THAT WATER WAS INVOLVED
97 Special Session: CRevolution 2: Cenozoic Landscape Evolution of the Colorado Plateau–Rocky Mountain Region and the Carving of Grand Canyon IMonday, 28 October 20138:00 AM - 12:00 PMMile High Ballroom 4CD
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A MAJOR PLIOCENE FLUVIAL AGGRADATION ALONG THE LOWER COLORADO RIVER AND ITS IMPLICATIONS FOR COLORADO RIVER EVOLUTION AND TECTONICS
97 Special Session: CRevolution 2: Cenozoic Landscape Evolution of the Colorado Plateau–Rocky Mountain Region and the Carving of Grand Canyon IMonday, 28 October 20138:00 AM - 12:00 PMMile High Ballroom 4CD
2011
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MAPPING OF RIVER ALLUVIUM ALONG THE VERDE RIVER AND MAJOR TRIBUTARIES, CENTRAL ARIZONA
T262 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Wednesday, 12 October 20119:00 AM - 6:00 PMHall C
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CIRCA 4.8 MA AGE FOR INCEPTION OF THE MODERN COLORADO RIVER
T189 Limnogeology: Interdisciplinary Studies of Lakes and Paleolakes (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
2010
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SURFICIAL GEOLOGY AND GEOLOGIC HAZARDS OF ORGAN PIPE CACTUS NATIONAL MONUMENT, SOUTHERN ARIZONA
T239 Geology in the National Parks: Research, Mapping, Education, and Outreach IWednesday, 3 November 20108:00 AM - 12:00 PMRoom 405
2009
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THE CHEMEHUEVI FORMATION – A GEOLOGIC EXAMPLE OF EXTRAORDINARY SEDIMENT LOADING IN THE COLORADO RIVER DURING THE LATE PLEISTOCENE
T225 Hydrogeomorphic and Ecohydrologic Consequences of Extraordinary Sediment LoadingWednesday, 21 October 20098:00 AM - 12:00 PMB113
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COMPARISON OF LATE PLEISTOCENE AND HISTORICAL DEBRIS-FLOW VOLUMES AND INITIATION MECHANISMS, SANTA CATALINA MOUNTAINS, ARIZONA
T280 Debris Flows IIWednesday, 21 October 20091:30 PM - 5:30 PME147/148
2007
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A LATE MIOCENE-EARLY PLIOCENE CHAIN OF LAKES FED BY THE COLORADO RIVER: EVIDENCE FROM SR ISOTOPES OF THE BOUSE FORMATION BETWEEN GRAND CANYON AND THE GULF OF CALIFORNIA
T160 Inland Waters, Playas and Saline Lakes: More than Mini-OceansTuesday, 30 October 20071:30 PM - 5:30 PM
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DEBRIS-FLOW ACTIVITY ASSOCIATED WITH EXTREME PRECIPITATION EVENTS, SANTA CATALINA MOUNTAINS, SOUTHERN ARIZONA
T64 Hydrogeomorphic Responses of Convulsive EventsMonday, 29 October 20078:00 AM - 12:00 PM
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DEBRIS FLOWS – AN UNDERAPPRECIATED FLOOD (?) HAZARD IN SOUTHERN ARIZONA
9 Engineering Geology in the Rocky Mountain West: Effective Geologic Practice IIMonday, 7 May 20072:00 PM - 4:00 PM
2005
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SOME EVIDENCE FOR A LACUSTRINE ORIGIN FOR THE LOWER PLIOCENE BOUSE FORMATION, LOWER COLORADO RIVER VALLEY, SOUTHWESTERN U.S.A
T45 Carving the Western Landscape: The Evolution of the Colorado Drainage from Source to SinkSunday, 16 October 20051:30 PM - 5:30 PM
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TEPHROCHRONOLOGIC AND STRATIGRAPHIC CONSTRAINTS ON THE INCEPTION AND EARLY EVOLUTION OF THE LOWER COLORADO RIVER SUPPORT LACUSTRINE OVERFLOW AS THE PRINCIPAL FORMATIVE MECHANISM
T45 Carving the Western Landscape: The Evolution of the Colorado Drainage from Source to SinkSunday, 16 October 20051:30 PM - 5:30 PM
2004
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ALLUVIAL AND LACUSTRINE STRATIGRAPHIC EVIDENCE FOR THE LATE NEOGENE INCEPTION AND EARLY EVOLUTION OF THE LOWER COLORADO RIVER IN THE VICNITY OF PYRAMID CANYON, NEVADA / ARIZONA
T238 Geologic History and Processes of the Colorado RiverWednesday, 10 November 20041:30 PM - 5:30 PM
2002
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A GEOSPATIAL DATA SYSTEM FOR THE TRANSITION BETWEEN THE COLORADO PLATEAU AND BASIN AND RANGE PROVINCES: AN ESSENTIAL TOOL FOR BASIC AND APPLIED RESEARCH IN EARTH SCIENCE AND URBAN ECOLOGY
T97 Implementing Geoinformatics for Knowledge Integration and Decision ManagementMonday, 28 October 20021:30 PM - 5:30 PM
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NEW STRATIGRAPHIC EVIDENCE FOR THE LATE CENOZOIC INCEPTION AND SUBSEQUENT ALLUVIAL HISTORY OF THE COLORADO RIVER FROM NEAR LAUGHLIN, NEVADA
24 Cenozoic Landscape Evolution of the Colorado Plateau and the Basin-and-Range Transition ZoneThursday, 9 May 20021:00 PM - 5:00 PM
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LATE MIOCENE-EARLY PLIOCENE TRANSITION FROM LACUSTRINE TO FLUVIAL DEPOSITION: INCEPTION OF THE LOWER COLORADO RIVER IN SOUTHERN NEVADA AND NORTHWEST ARIZONA
24 Cenozoic Landscape Evolution of the Colorado Plateau and the Basin-and-Range Transition ZoneThursday, 9 May 20021:00 PM - 5:00 PM
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PALEOSEISMOLOGY OF THE HURRICANE FAULT ZONE IN NORTHWESTERN ARIZONA
1 Recent Investigations of Basin and Range Paleoseismology ITuesday, 7 May 20028:00 AM - 11:50 AM
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EVIDENCE FOR A M7 EARTHQUAKE ON THE SHIVWITZ SECTION OF THE HURRICANE FAULT ZONE, NORTHWESTERN ARIZONA
7 Recent Investigations of Basin and Range Paleoseismology (Posters)Tuesday, 7 May 20021:00 PM - 5:00 PM
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TOWARDS A BETTER UNDERSTANDING OF LATE QUATERNARY FAULT RUPTURE, SOUTHERN ANDERSON JUNCTION SECTION, HURRICANE FAULT, NORTHWESTERN ARIZONA
7 Recent Investigations of Basin and Range Paleoseismology (Posters)Tuesday, 7 May 20021:00 PM - 5:00 PM