INVITED KEYNOTE PRESENTATION - Two Talks In One: Hydromorphology – The Human/Hydrologic Footprint And A Methodology For A National Water Census

Aug. 23, 2018

Vogel , Richard M 1 1 Tufts University, Department of Civil and Environmental Engineering A general introduction to the new field of ‘hydromorphology’ will be given. Hydromorphology is to hydrology, as geomorphology is to geology. Hydromorphology deals with the evolution and structure of systems. There are very few water systems...

Spatial Variations In Sediment Transport Intensity And Their Effects On Benthic Organisms In A Mountain River, CO.

Aug. 23, 2018

Segura , Catalina 1 ; Pitlick , John 2 1 University of Colorado 2 University of Colorado The spatial variability of sediment transport intensity at the reach scale is controlled both by the available shear stress, Ï„, and the grain size distribution of the channel bed. This variability creates patches...

Changes In Turbulent-Stress Profiles In Response To Increasing Bed Roughness: Implications For Sediment Transport In High Gradient Streams

Aug. 23, 2018

Pitlick , John 1 ; , GEOG 5100 students 2 ; Nelson , Jonathan 3 1 University of Colorado 2 University of Colorado 3 US Geological Survey The bed roughness in headwater streams is generally large in comparison to the flow depths required to initiate bed load transport The roughness...

Hydrologic Responses Of An Alpine Wetland To Changes In Climate, Front Range, Colorado

Aug. 23, 2018

Nielson , Ashley 1 ; Williams , Mark 2 ; Caine , Nel 3 1 INSTAAR,Niwot Ridge LTER,Department of Geography 2 INSTAAR,Niwot Ridge LTER,Department of Geography 3 INSTAAR,Niwot Ridge LTER,Department of Geography Alpine wetlands have been suggested to be among the most sensitive types of wetlands to changes in climate...

Hydraulic Geometry Of Streams And Rivers In The Northern Rocky Mountains Of Idaho: Correlating Channel Form And Sediment Transport Dynamics

Aug. 23, 2018

Mueller , Erich R 1 ; Pitlick , John 2 1 Department of Geography, University of Colorado 2 Department of Geography, University of Colorado Channel morphology in streams and rivers is a product of the watershed scale flux of sediment and water to the channel network. As a result the...

Stochastic Analysis Of The Influence Of Mid-Plane Curvature On Transmissivity Of Natural Fractures

Aug. 23, 2018

Mallikamas , Wasin 1 ; Rajaram , Harihar 2 1 University of Colorado Boulder 2 University of Colorado Boulder Natural rock fractures are characterized by highly irregular rough walls, which are best modeled as spatially correlated random surfaces. This leads to a description of fractures, wherein the fracture aperture and...

Hydrochemical Response To Drought Conditions At An Alpine Watershed, Colorado Front Range

Aug. 23, 2018

Hill , Kenneth 1 ; Williams , Mark 2 ; Caine , Nel 3 ; Janke , Jason 4 ; Hartman , Melannie 5 1 Univeristy of Colorado, INSTAAR 2 University of Colorado, INSTAAR 3 University of Colorado, INSTAAR 4 Metropolitan State College of Denver 5 Colorado State University, NREL...

Yukon River: Tributaries Sum To Whole

Aug. 23, 2018

Frederick , Zanden A 1 ; Anderson , Suzanne P 2 ; Striegl , Rob G 3 1 University of Colorado, Boulder Department of Geography & INSTAAR 2 University of Colorado, Boulder Department of Geography & INSTAAR 3 US Geological Survey, Denver, CO Investigations of hydrology and hydrochemistry of remote...

3D Planar Laser Induced Fluorescence For Study Of Plume Structure & Dynamics

Aug. 23, 2018

Dombroski , Daniel E 1 ; Crimaldi , John P 2 1 University of Colorado at Boulder 2 University of Colorado at Boulder Fine-scale aspects of stirring and mixing are examined in turbulent boundary layer flow using a three-dimensional planar laser induced fluorescence (3-D PLIF) system. Rhodamine 6G is released...

Using Wavelet Analysis To Determine Dominant Scales Of Hydraulic Conductivity And Head Fields

Aug. 23, 2018

Dillin , Matthew 1 ; Neupauer , Roseanna 2 1 University of Colorado 2 University of Colorado Wavelet analysis involves an integral transform of, for example, a permeability data set, using wavelet as the kernel of the transform. A wavelet is a function that is non-zero only over a finite...

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