Effects Of Time-Varying Streambed Hydraulic Properties On Stream Depletion

Neupauer , Roseanna M 1 ; Lackey , Greg 2 ; Pitlick , John 3 1 Â鶹¹ÙÍø 2 Â鶹¹ÙÍø 3 Â鶹¹ÙÍø Stream depletion is the reduction in flow rate in a stream due to pumping in an aquifer that is hydraulically...

Photochemical Inactivation Of E. Faecalis In The Presence Of Organic Matter

Mostafa , Simón 1 ; Rubinato , Matteo 2 ; Rosario-Ortiz , Fernando L. 3 ; Linden , Karl G. 4 1 University of Colorado, Â鶹¹ÙÍø 2 University of Colorado, Â鶹¹ÙÍø 3 University of Colorado, Â鶹¹ÙÍø 4 University of Colorado, Â鶹¹ÙÍø Sunlight irradiation is known to contribute to microbial inactivation...

Water/Rock Reactions In Oman Hyperalkaline Aquifers And Implications For Microbial Habitability

Miller , Hannah M 1 ; Matter , Juerg 2 ; Kelemen , Peter 3 ; Ellison , Eric 4 ; Templeton , Alexis 5 1 Â鶹¹ÙÍø 2 University of Southampton, UK 3 Lamont-Doherty Earth Observatory of Columbia University 4 University of Colorado at Â鶹¹ÙÍø 5 University...

The Effect Of Temperature On The Quantum Yield Of Photochemical Hydroxyl Radical Production From Dissolved Organic Matter

McKay , Garrett 1 ; Rosario-Ortiz , Fernando L 2 1 University of Colorado-Â鶹¹ÙÍø 2 Â鶹¹ÙÍø Photochemical processes in natural waters are central to carbon cycling, biological processes, and the fate of anthropogenic organic pollutants. For example, the production of singlet oxygen, hydroxyl radical (?OH), and triplet-excited...

Establishing Proximal Causes Of Soil Moisture Deficits Accompanying Great Plains Drought Development.

Livneh , Ben 1 ; Hoerling , Martin P 2 1 University of Colorado, Â鶹¹ÙÍø 2 National Oceanic and Atmospheric Administration The occurrence of drought is associated with far reaching socio-economic impacts, and thus there is great interest in improving its predictability. In this work we focus on the physical...

Biogeochemical Cycling Of Black Carbon In The Taylor Valley Of The McMurdo Dry Valleys, Antarctica

Khan , Alia 1 ; Ding , Yan 2 ; McKnight , Diane 3 ; Jaffe , Rudolf 4 1 INSTAAR, CU-Â鶹¹ÙÍø 2 Florida International University 3 INSTAAR, CU-Â鶹¹ÙÍø 4 Florida International University This study focuses on quantifying human impact in the McMurdo Dry Valleys through studying black carbon in...

Examination Of Storm Cycles In A Rocky Mountain Subalpine Snowpack Using Δ18O Analysis And Seasonal Snow Pit Data

Jones , Josh 1 ; Hoffman , Cameron 2 ; Barckholtz , Mark 3 ; Beaty , Danielle 4 ; Salazar , Timothy 5 ; Smith , Hannah 6 1 Â鶹¹ÙÍø 2 Â鶹¹ÙÍø 3 Â鶹¹ÙÍø 4 Â鶹¹ÙÍø 5...

Inter-Model Diagnostics For Two Snow Models Across Multiple Western U.S. Locations And Implications For Management

Houle , Elizabeth 1 ; Kasprzyk , Joseph 2 ; Livneh , Ben 3 1 CU Â鶹¹ÙÍø 2 CU Â鶹¹ÙÍø 3 CIRES In the western United States, water resource management is increasingly reliant on numerical modeling of hydrological processes, namely snow accumulation and ablation. We seek to advance a framework...

Characterizing The Role And Controls Of Snowmelt In Alpine Groundwater Recharge

Hill , Alice 1 ; Shimabuku , Morgan 2 ; Williams , Mark 3 ; Ge , Shemin 4 1 University of Colorado-Â鶹¹ÙÍø 2 University of Colorado-Â鶹¹ÙÍø 3 Institute for Arctic and Alpine Research 4 University of Colorado-Â鶹¹ÙÍø High altitude mountainous regions are vital source areas of water. Hydrologic processes...

Water Resource Engineering In Colorado: Evolution Of A Complex South Platte Operations And Planning Model

Hickman , Arista 1 ; DiNatale , Kelly 2 ; Mcpherson , Brian 3 ; Bliss , Matt 4 1 DiNatale Water Consultants 2 DiNatale Water Consultants 3 DiNatale Water Consultants 4 DiNatale Water Consultants DiNatale Water Consultants has developed a comprehensive operations and planning model for the East Cherry...

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