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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,...

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...

Dittrich , Timothy M 1 1 University of Colorado-Boulder 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...

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 Boulder 2 University of Colorado at Boulder 3 The Ohio State...

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...

Babcock , Kenneth P 1 ; Ge , Shemin 2 1 University of Colorado at Boulder 2 University of Colorado at Boulder The purpose of this study is to gain a scientific understanding of the groundwater-surface water interactions occurring between Boulder Creek and an alluvial aquifer. The study area is...

Anthony , James L. 1 ; Lewis , William 2 1 Department of Ecology and Evolutionary Biology, Cooperative Institute for Research in Environmental Sciences, University of Colorado 2 Department of Ecology and Evolutionary Biology, Cooperative Institute for Research in Environmental Sciences, University of Colorado Nutrient mass balance studies suggest that...

Abood , Paul 1 ; Williams , Mark 2 ; Tonnessen , Kathy 3 ; Morris , Kristi 4 1 University of Colorado, Boulder 2 University of Colorado, Boulder 3 Rocky Mountains CESU, National Park Service 4 Air Resources Division, National Park Service NADP/NTN data are used to characterize the...

Miller , Matthew 1 ; McKnight , Diane 2 ; Alexa , Katherine 3 1 INSTAAR, Environmental Engineering 2 INSTAAR, Environmental Engineering 3 Cornell University We studied the impact of a sustained high elevation rain event in mid-summer on the biogeochemistry of dissolved organic material (DOM) in aquatic ecosystems in...

McCleskey , R. Blaine 1 ; Verplanck , Phillip L. 2 ; Nordstrom , D. Kirk 3 1 University of Colorado 2 USGS 3 USGS Mining operations and runoff from hydrothermal scars can affect the Red River water quality. Three water samples were collected at the USGS Questa gage, the...