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Brown , Adrian 1 1 NASA Ames The Martian poles are the most dynamic regions on the Red Planet, changing almost daily, and exchanging icy material between each pole as the surface warms or cools with the season. Two ices freeze and thaw as part of this cycle - CO2...

Bock , Andrew 1 1 ÀÖ²¥´«Ã½ - Department of Geography Because of their structure and function, riparian areas occupy a unique position in the landscape, as they are subject to change over time in response to geomorphic and hydrologic factors and are important pathways for flows of energy...

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...

Beggs , Katherine 1 ; Summers , R. Scott 2 ; McKnight , Diane 3 1 ÀÖ²¥´«Ã½ at Boulder 2 ÀÖ²¥´«Ã½ at Boulder 3 ÀÖ²¥´«Ã½ at Boulder Dissolved organic matter (DOM) has been identified as the primary carbon precursor in DBP formation. Though much...

Adler , John 1 1 CIRES In contrast to Antarctica, water runoff constitutes approximately half of Greenland's annual ice loss, with iceberg calving contributing the other 50%. In the Jakobshavn Isbrae region, the melt water from dozens of supraglacial lakes will ultimately flow into the ocean as runoff, which can...

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 ÀÖ²¥´«Ã½ 2 ÀÖ²¥´«Ã½ 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 ÀÖ²¥´«Ã½ 2 ÀÖ²¥´«Ã½ 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 ÀÖ²¥´«Ã½ 2 ÀÖ²¥´«Ã½ 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...