Mercury Complexation With Dissolved Organic Matter As A Function Of Redox Conditions

Aug. 23, 2018

Gerbig , Chase A. 1 ; Mayer , Marilyn 2 ; Grimberg , Stefan J. 3 1 Deptartment of Civil, Environmental, and Architectural Engineering, University of Colorado, Â鶹ӰԺ, CO 2 Deptartment of Civil and Environmental Engineering, Clarkson University, Potsdam, NY 3 Deptartment of Civil and Environmental Engineering, Clarkson University, Potsdam,...

INVITED FACULTY TALK - Earthquake Induced Fluid Flow As Natural Hydrogeologic Tests

Aug. 23, 2018

Ge , Shemin 1 ; Cutillo , Paula 2 1 University of Colorado 2 US National Park Service Hydrogeologic systems are known to respond to earthquakes, manifested by ground water level changes, abnormal temperature and chemical concentrations in ground water. The implication of these phenomena is manifold. This presentation focuses...

Alpine Lake Phytoplankton Responses To The 2002 Drought In Colorado

Aug. 23, 2018

Flanagan , Colleen M 1 ; McKnight , Diane M 2 ; Roche , Amber 3 ; Gardner , Eileen 4 ; McDougall , Sarah 5 1 INSTAAR 2 INSTAAR 3 INSTAAR 4 INSTAAR 5 Penn State University Because the hydrologic regime of alpine catchments is dominated by snow melt,...

Low Stream Flow Promotes Endemism And Lowers Diversity In Dry Valley Diatoms

Aug. 23, 2018

Esposito , Rhea M M 1 ; Horn , Shannon 2 ; McKnight , Diane 3 1 INSTAAR 2 3 The McMurdo Dry Valleys in Antarctica are among the coldest and driest deserts on earth. Streams only flow for 6-10 weeks per year, but streams support perennial microbial mats dominated...

Role Of Desorption Kinetics In Unsaturated Heterogeneous Colloid-Facilitated Transport

Aug. 23, 2018

Dittrich , Timothy M 1 1 University of Colorado-Â鶹ӰԺ Colloids are defined as any particle that is between 1 nanometer and 1 micrometer in diameter and can consist of mineral material and clays, microbes, and decayed plant matter. Due to their small size, transport of colloids through soil pores is...

INVITED FACULTY TALK - Use Of Shields Stress Regime To Reconstruct And Forecast River Metabolism

Aug. 23, 2018

Cronin , Greg 1 ; McCutchan , James H. 2 ; Lewis , William M. 3 ; Saunders , James F. 4 ; Pitlick , John 5 3 Presenting Author 1 University of Colorado at Denver 2 Center for Limnology, CIRES, University of Colorado at Â鶹ӰԺ 3 Department of Ecology...

Chemical Properties Of A Microbially-Derived Fulvic Acid From A Hypereutrophic Coastal Pond In Antarctica

Aug. 23, 2018

Cawley , Kaelin 1 ; McKnight , Diane 2 ; Fimmen , Ryan 3 ; Cory , Rose 4 ; Miller , Penney 5 ; Chin , Yu-Ping 6 ; Foreman , Christine 7 1 University of Colorado at Â鶹ӰԺ 2 University of Colorado at Â鶹ӰԺ 3 The Ohio State...

GIS Methodology For Quantifying Channel Change In Las Vegas, Nevada

Aug. 23, 2018

Buckingham , Susan E 1 ; Whitney , John 2 1 University of Colorado 2 USGS The Las Vegas Wash was a typical desert wash before settlement began in 1905. Upstream population has grown from about 5,000 in 1930 to about 1.6 million in 2004. Concurrent with a growing urban...

Spatial Patterns Of Ecohydrologic Properties On A Hillslope And Alluvial Fan Transect, Sevilleta LTER, New Mexico

Aug. 23, 2018

Bedford , David R 1 ; Small , Eric E 2 1 Department of Geological Sciences, University of Colorado 2 Department of Geological Sciences, University of Colorado Spatial patterns of ecohydrologic properties allow examination of spatial interactions between hydrologic, ecologic, soil, and climate parameters. We use the spatial patterns of...

INVITED FACULTY TALK: Fine-Scale Soil Variability In Space And Time In Eastern Deciduous Forests Of Upstate NY

Aug. 23, 2018

Beatty , Susan W. 1 1 University of Colorado, Dept. of Geography Common fine-scale disturbances in eastern deciduous forests include treefalls, animal burrows, and effects of invasive species such as earthworms. The remnant effect of treefall disturbance is a microtopography of mounds and pits that comprise up to 60% of...

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