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Bell , Tisza 1 ; McKnight , Diane 2 1 INSTAAR, CU Boulder 2 INSTAAR, CU Boulder Green Lake 4 is an alpine lake in Rocky Mountain National Park, Colorado.. Many alpine lakes similar in productivity and elevation to Green Lake 4, have shown a recent shift in diatom species...

Zagona , Edie 1 ; Rajagopalan , Balaji 2 1 Research Professor, Department of Civil, Environmental and Architectural Engineering and Director, Center for Advanced Decision Support for Water and Environmental Systems (CADSWES) 2 Professor, Department of Civil, Environmental and Architectural Engineering and Fellow, Cooperative Institute for Research in Environmental Sciences...

Yoshino , Miori 1 ; Ge , Shemin 2 1 University of Colorado 2 University of Colorado A uranium deposit in north-central Colorado is under consideration for in-situ leach mining. The stratigraphy of the area includes, in ascending order, the Pierre Shale, the Fox Hills sandstone, and the Laramie Formation...

Williams , Mark W 1 ; Hill , Ken 2 ; Caine , Nel 3 1 CU-Boulder 2 National Park Service 3 CU-Boulder Potential climate impacts on the hydrochemistry of two seasonally snow covered catchments is evaluated using 24 years of data from Niwot Ridge Long Term Ecological Research Site,...

Taylor , Philip G 1 ; Townsend , Alan R 2 1 University of Colorado 2 University of Colorado Human creation of reactive nitrogen has risen an order of magnitude since the dawn of the Industrial Revolution. This dramatic reorganization of a global biogeochemical cycle has brought substantial benefits, but...

Soltys , Michael 1 ; Crimaldi , John P 2 1 University of Colorado 2 University of Colorado Turbulent fluid flow plays an important role in many physical and biological mixing processes. This is exemplified by broadcast spawning, the reproductive strategy used by corals and many other marine invertebrates. When...

SanClements , Michael 1 ; McKnight , Diane 2 ; Chin , Yu-Ping 3 ; Foreman , Christine 4 ; Kilduff , Chip 5 1 INSTAAR, University of Colorado at Boulder 2 INSTAAR, University of Colorado at Boulder 3 Ohio State University 4 Montana State University 5 Rensselear Polytechnic Institute...

Racoviteanu , Adina E 1 ; Armstrong , Richard 2 ; Williams , Mark W. 3 ; Alford , Don 4 ; Cowie , Rory 5 1 Dept of Geography and Institute of Arctic and Alpine Research, University of Colorado 2 National Snow and Ice Data Center, University of Colorado...

Pugh , Evan T 1 ; Small , Eric E 2 1 University of Colorado 2 University of Colorado More than 8,000 km2 of lodgepole pine forest in Colorado have been infested by mountain pine beetles since 1996. We examine the impact of beetle-induced tree death on snowpack accumulation and...

Petrzelka , Jennifer 1 ; Williams , Mark 2 ; Fassnacht , Steve 3 ; Zukiewicz , Lucas 4 1 Department of Geography and Institute of Arctic and Alpine Research, University of Colorado, Boulder 2 Department of Geography and Institute of Arctic and Alpine Research, University of Colorado, Boulder 3...