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Activity

2012

• Farouk El-Baz Award for Desert Research: 19TH CENTURY ARROYO CUTTING AND ITS AFTERMATH IN THE TUCSON BASIN
  T137 Landscape Dynamics: Gullies and Rivers
  Tuesday, 6 November 2012

  8:00 AM - 12:00 PM

  207A

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2011

• MEASUREMENTS OF COSMOGENIC 10BE REVEAL RAPID RESPONSE OF GRAND CANYON TRIBUTARY HILLSLOPES TO COLORADO RIVER INCISION
  102 Quaternary Geology (Posters): Recent Developments and Applicatio​ns in Quaternary Geochronol​ogy
  Monday, 10 October 2011

  9:00 AM - 6:00 PM

  Hall C

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2009

• COMPARISON OF LATE PLEISTOCENE AND HISTORICAL DEBRIS-FLOW VOLUMES AND INITIATION MECHANISMS, SANTA CATALINA MOUNTAINS, ARIZONA
  T280 Debris Flows II
  Wednesday, 21 October 2009

  1:30 PM - 5:30 PM

  E147/148

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2008

• DEBRIS FLOWS IN SOUTHEASTERN ARIZONA: HOLOCENE FREQUENCY OF EXTREME EVENTS
  28 Geomorphic Responses to Holocene Climate Change in the Western USA I
  Friday, 21 March 2008

  8:00 AM - 11:20 AM

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2007

• DEBRIS FLOWS FROM EXTREME CONVECTIVE PRECIPITATION IN A SEMI-ARID MOUNTAINOUS REGION
  T64 Hydrogeomorphic Responses of Convulsive Events
  Monday, 29 October 2007

  8:00 AM - 12:00 PM
• ARROYO FORMATION AND FILLING IN THE SOUTHWESTERN UNITED STATES: A CONCEPTUAL MODEL
  T35 Alluvial Cycles, Climate, and Human Prehistory
  Sunday, 28 October 2007

  1:30 PM - 5:30 PM

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2006

• REPEAT PHOTOGRAPHY, VIRTUAL REPEAT PHOTOGRAPHY, AND EARTH-SURFACE CHANGE IN THE PHOTOGRAPHIC ERA
  185 Using Historical Photographs and Maps To Document Landscape Evolution and the Impacts of Changing Climate: A Celebration of the 96th Birthday of Bradford Washburn
  Wednesday, 25 October 2006

  8:00 AM - 12:00 PM

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2005

• INITIATION OF DEBRIS FLOWS IN BEDROCK CANYONS IN THE COLORADO RIVER DRAINAGE, USA
  T13 Debris Flows Initiated by Runoff and Erosion: Processes, Recognition, and Hazard Implications
  Sunday, 16 October 2005

  8:00 AM - 12:00 PM

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2004

• THE LONGITUDINAL PROFILE OF THE COLORADO RIVER ON THE COLORADO PLATEAU: HOW DEEP IS ALLUVIUM BENEATH THE RIVER?
  T238 Geologic History and Processes of the Colorado River
  Wednesday, 10 November 2004

  1:30 PM - 5:30 PM
• INCISION-RATE UNCERTAINTIES IN THE PRESENCE OF TRANSIENT AGGRADATION AND DEGRADATION OF DEBRIS FILL IN THE RIVER CHANNEL: THE COLORADO RIVER IN GRAND CANYON
  T238 Geologic History and Processes of the Colorado River
  Wednesday, 10 November 2004

  1:30 PM - 5:30 PM
• REPEAT PHOTOGRAPHY AND CHANGES IN GEOMORPHOLOGY AND VEGETATION IN NATIONAL PARKS OF THE SOUTHWESTERN UNITED STATES
  T45 Geology in the National Parks: Research, Mapping, and Resource Management II
  Sunday, 7 November 2004

  1:30 PM - 5:30 PM

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2003

• PEAK DISCHARGE ESTIMATES OF A PLEISTOCENE LAVA-DAM OUTBURST FLOOD, WESTERN GRAND CANYON, ARIZONA, USA
  6 Quaternary Geology/Geomorphology I: Streams and Slopes
  Sunday, 2 November 2003

  8:00 AM - 12:00 PM
• LONGITUDINAL-PROFILE CONVEXITIES RELATED TO LONG-TERM DEBRIS-FLOW INPUTS TO THE COLORADO RIVER IN GRAND CANYON, ARIZONA
  6 Quaternary Geology/Geomorphology I: Streams and Slopes
  Sunday, 2 November 2003

  8:00 AM - 12:00 PM

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2002

• GEOMORPHIC CHANGE DETECTION IN GRAND CANYON: COMPARISON OF 2000 LIDAR AND 1923 SURVEY DATA
  87 Quaternary Geology/Geomorphology II
  Monday, 28 October 2002

  1:30 PM - 5:30 PM
• GEOCHEMICAL DISCRIMINATION OF FIVE PLEISTOCENE LAVA-DAM OUTBURST-FLOOD DEPOSITS, WESTERN GRAND CANYON, AZ
  87 Quaternary Geology/Geomorphology II
  Monday, 28 October 2002

  1:30 PM - 5:30 PM
• EOLIAN SAND SUPPLY TO COACHELLA VALLEY FRINGE-TOED LIZARD HABITAT IN THE NORTHERN COACHELLA VALLEY, CALIFORNIA
  T28 Geology, Biogeochemistry, and Ecology: A New Synthesis for Arid Landscape Processes
  Sunday, 27 October 2002

  8:00 AM - 12:00 PM

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Date Unknown

• LATE QUATERNARY DEBRIS-FLOW AGGRADATION OF THE COLORADO RIVER IN CATARACT CANYON, UTAH, USA
  2 Contemporary Geomorphic Processes in Quaternary Science (Posters)
• AGE OF LANDSLIDE-DAMMED LAKE DEPOSITS IN CENTRAL GRAND CANYON, ARIZONA
  T129 Carving the Western Landscape: The Evolution of the Colorado Drainage from Source to Sink (Posters)
• PRESERVATION OF HOLOCENE WIND VECTORS BY VEGETATION AND VENTIFACTS IN AN EOLIAN SAND SYSTEM, NORTHERN COACHELLA VALLEY, CALIFORNIA, USA
  38 Deserts Over the Last 100,000 Years (Posters)
• GEOSPATIAL ANALYSIS OF CHANGES IN RIVER-CHANNEL POSITION AND RIPARIAN VEGETATION OF THE LOWER COLORADO RIVER
  T221 Geologic History and Processes of the Colorado River (Posters)
• ASYMMETRIC TRIBUTARY EROSION RATES OF EASTERN GRAND CANYON BASED ON COSMOGENIC 10BE
  T112 Erosion: Processes, Rates, and New Measuring Techniques (Posters)