INSTAAR Graduate Students-Past

Past INSTAAR Graduate Student Lists

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Spring 2006

Visiting Graduate Students - Spring 2006

Birgitte Nyland, Supervisor: Tom Marchitto.

INSTAAR Graduate Students - Spring 2006

Paul Abood, MS, Geography, Mark Williams. Thesis relates to the analysis of deposition data for PRIMENet National Parks.

Rebecca Anderson, Geological Sciences, Gifford Miller.

Nataly Ascarrunz, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Yarrow Axford, PhD, Geology, Gifford Miller. Interests relate to quaternary paleoclimate, Arctic lakes, and climate change.

Tim Bartholomaus, Geological Sciences, Robert Anderson.

Maureen Mason Berlin, PhD, Geological Sciences, Robert S. Anderson. Thesis relates to knickpoint migration and landscape evolution on the Roan Plateau, western Colorado

Jessica Black, PhD, Geological Sciences, Gifford Miller. "Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Atmospheric and Oceanic Sciences, Detlev Helmig. "Ozone exchange at the air-snow interface at the polar site of Summit, Greenland; snow and avalanche studies."

Sean Bryan, Geological Sciences, Tom Marchitto.

Kaelin Cawley, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Interests include dissolved organic matter chemistry and harmful algal blooms.

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Interests include controls on stream and hyporheic temperatures; climate drivers of interannual streamflow variation- Taylor Valley, Antarctica.

Ryan Daly, Mechanical Engineering, Detlev Helmig.

Anthony Darrouzet-Nardi, PhD, Ecology and Evolutionary Biology, Bill Bowman.

Tiffany Duhl, Atmospheric and Oceanic Sciences, Detlev Helmig.

Erika Engelhaupt, PhD, Environmental Studies, Alan Townsend. Dissertation relates to soil biogeochemistry and ecosystem processes.

Erick Robert Erwin, MA, Anthropology, James Dixon. Thesis topic to be determined.

Candice Evans, MS, Environmental Studies, Jim White. Interests include global greenhouse gasses, global change.

Colleen Flanagan, MS, Environmental Studies, Diane McKnight. Thesis relates to alpine aquatic ecosystems.

Sarah Flood Page, Ecology and Evolutionary Biology, Diana Nemergut.

Zack Guido, MS, Geological Sciences, Robert Anderson. Thesis relates to the Last Glacial Maximum in the San Juan Mountains, Colorado.

Leora Nanus Gurdak , PhD, Geology, Mark Williams. Dissertation focuses on sensitivity criteria for atmospheric pollution to lakes in the National Parks of the Rocky Mountains.

Kenneth Hill, MA, Geography, Mark Williams. "Hydrochemistry and Atmospheric Deposition in an Alpine Watershed."

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard. "Assessment of soil-water interactions at multiple scales in tropical catchments of Panama, Ecuador and Malaysia."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski. "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Mary Jamieson, Ecology and Evolutionary Biology, Tim Seastedt.

Kortney Kirkeby, Civil, Environmental and Architectural Engineering, Diane McKnight.

David Knochel, Ecology and Evolutionary Biology, Tim Seastedt.

Joshua Koch, Civil, Environmental and Architectural Engineering, Diane McKnight.

Craig Lee, PhD, Anthropology, James Dixon. Dissertation relates to the early human occupation of southeastern Alaska.

Dan Liptzin, PhD, Ecology and Evolutionary Biology, Tim Seastedt. "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Nathaniel Logar, PhD, Environmental Sciences, Jim White. Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken MacClune, PhD, Geological Sciences, Jim White. "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Genevieve Maricle, Environmental Sciences, Jim White.

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Elizabeth McNie, Environmental Sciences, Jim White.

Courtney Meier, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Elisa Miller, PhD, Ecology and Evolutionary Biology, Tim Seastedt. "Manipulating the physical and chemical properties of soil to inhibit exotic species invasions in thinned montane forest."

Matthew Miller, Civil, Environmental and Architectural Engineering, Diane McKnight.

Shad O'Neel, PhD, Geological Sciences (Geophysics), Tad Pfeffer. "Seismological investigation of Columbia Glacier calving mechanics." Web Page

John Ortega, PhD, Atmospheric and Oceanic Sciences, Detlev Helmig. "Flux measurements of biogenic volatile organic compounds using disjunct eddy sampling and ion trap mass spectrometry." Web Page

Trevor Popp, PhD, Geological Sciences, James White. Dissertation relates to paleoclimate via stable isotopes in ice cores.

Ursula Quillmann, MS, Geological Sciences, John Andrews & Anne Jennings. Thesis relates to high-resolution reconstruction of Holocene marine environment in Isafjardardjup, NW Iceland based on faunal assemblages and isotopic compositions of foraminifera.

Kim Raby, MS, Environmental Studies, Mark Williams. Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

Adina Racoviteanu, MS, Geography, Mark Williams. "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Sasha Reed, PhD, Ecology and Evolutionary Biology, Alan Townsend/Steve Schmidt. "Biogeochemical cycling and microbiological communities of soils."

Ursula Rick, PHD, Program in Atmospheric and Oceanic Sciences, Tad Pfeffer. "Meltwater flow through the percolation facies of arctic ice caps."

Susan Riggins, Geography, Suzanne Anderson.

Hillary Rosner, Environmental Sciences, Jim White.

Annalisa Schilla, PhD, Geological Sciences, Jim White. Dissertation topic relates to the stable isotopic measurements of ice from the Siple Dome ice core and implications for global climatic reconstruction.

Alexandra Sinclair, PhD, Geological Sciences (Geophysics), James Syvitski. Dissertation relates to sediment transport in a coastal ocean environment.

Lee Stanish, Environmental Sciences, Diane McKnight.

David Tanner, MS, Mechanical Engineering, Detlev Helmig. "Non-methane hydrocarbon measurements for long-range transport studies at Pico mountain, Azores, Portugal."

Jocelyn Turnbull, PhD, Geological Sciences, Scott Lehman. "Environmental measurements of atmospheric 14CO2: Development and applications."

Tim Tomaszewski, PhD, Environmental Studies, Herman Sievering. Dissertation relates to nitrogen deposition at subalpine forests.

Ryan Vachon, PhD, Geological Sciences, James White. "The distribution of stable isotopes of precipitation across the United States".

Dylan Ward, PhD, Geological Sciences, Robert Anderson. "Tectonic and geomorphic processes of exhumation and uplift in the Alaska Range."

Jeff Wong, Civil, Environmental and Architectural Engineering, Diane McKnight.

Marcia Wyatt, Geological Sciences, Tom Marchitto and Peter Molnar.

non-INSTAAR Graduate Students
advised by INSTAAR faculty- Spring 2006

Mohit Chhabra, Mechanical Engineering, Detlev Helmig.

Spring 2005

Visiting Graduate Students - Spring 2005

Hrafnhildur Hannesdottir, visiting from Iceland. Supervisor: Gifford Miller.

Saedis Olafsdottir, visiting from Iceland. Supervisor: Gifford Miller.

Maria Hag, visiting from Denmark. Supervisor: Tad Pfeffer.

Wim Lekens, visiting from Norway. Supervisor: Hans Petter Sejrup.

INSTAAR Graduate Students - Spring 2005

Paul Abood, MS, Geography, Mark Williams. Thesis relates to the analysis of deposition data for PRIMENet National Parks.

Craig Anderson, MS, Geography, Mark Williams. Thesis combines Snow Hydrology, GIS, and Remote Sensing.

Rose Cory (INSTAAR) tries to avoid mosquitos while collecting 600 L of water from Island Lake, near the Brooks Range and the Toolik LTER, Alaska. Dissolved organic matter was extracted to study its reactivity with Persistent Organic Pollutants (POPs) and sunlight. June 2002. Photo: Y. Chin.

Marcella Appel, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. "The influence of climate-induced alterations in dissolved organic matter on metal toxicity and UV radiation in Rocky Mountain streams."

Nataly Ascarrunz, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Rebecca Atkinson, MS, Geological Sciences, Gifford Miller. Theses topic involves Arctic Holocene climate change on Baffin Island.

Yarrow Axford, PhD, Geological Sciences, Gifford Miller. "Lacustrine Oxygen-Isotopic Records of Climate Change in Northern Iceland." Web Page

Carleton Bern, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation focuses on nutrient cation cycling in tropical forests.

Jessica Black, PhD, Geological Sciences, Gifford Miller."Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Atmospheric and Oceanic Sciences, Detlev Helmig. "Ozone fluxes in the boundary layer at Summit, Greenland and snowpack ozone at Niwot Ridge, CO."

Nehalem Breiter, MA, Ecology and Evolutionary Biology, Tim Seastedt. "Host specificity of biological control agents."

Cynthia Cacy, PhD, Environmental Studies, Suzanne Anderson. "Chemical weathering in glacial environments."

Karie Cherwin, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to invasive plants in grassland ecosystems; restoration & ecosystem ecology.

Lana Cohen, MS, Atmospheric and Oceanic Sciences, Detlev Helmig. Thesis relates to atmospheric boundary layer conditions at Summit, Greenland.

Daniel Cordalis, MS, Geography, Mark Williams. Thesis relates to alpine hydrology and flowpaths. Web Page

Rose Cory, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. "Effect of dissolved organic matter on the photolytis of persistant organic pollutants in Arctic surface waters."

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Dissertation relates to relates to hydrology in the Dry Valleys, Antarctica.

Tiffany Duhl, Atmospheric and Oceanic Sciences, Detlev Helmig.

Gita Dunhill, PhD, Geological Sciences, James Syvitski and Anne Jennings. "Greenland and Iceland Margins: A Comparison of Depositional Processes under Different Glaciologic and Oceanographic Settings".

Erick Robert Erwin, MA, Anthropology, James Dixon. Thesis topic to be determined.

Erika Engelhaupt, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation relates to soil biogeochemistry and ecosystem processes.

Colleen Flanagan, MS, Environmental Studies, Diane McKnight. Thesis relates to alpine aquatic ecosystems.

Zack Guido, MS, Geological Sciences, Robert Anderson. Thesis relates to the Last Glacial Maximum in the San Juan Mountains, Colorado.

Brian Clarke, Michael Robinson, and Jason Briner (left to right, INSTAAR, CU Boulder) posing in front of a waterfall emanating from a hanging glacier in upper Clyde Inlet, Baffin Island. The cliff beyond the waterfall projects to at least 4000 feet above the fiord waters. The group was there studying the deglaciation history of the fiord. August 2001. Photo: J. Briner.

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard. "Effects of Soil-borne Resources on the Structure and Dynamics of Lowland Tropical Forests."

Keri Holland, PhD, Ecology and Evolutionary Biology, Alan Townsend. "The Fate of Excess Nitrogen in Alpine Tundra."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski. "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Justin Joslin, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. Thesis relates to streamwater chemistry in the McMurdo Dry Valleys LTER, Antarctica

Greta Bjork Kristjansdottir, PhD, Geological Sciences, John T. Andrews. Dissertation relates to reconstructing Late Quaternary paleoclimatic variations on the Iceland shelf with Mg/Ca and d18O in foraminifera.

Craig Lee, PhD, Anthropology, James Dixon. Dissertation relates to the early human occupation of southeastern Alaska.

Isabelle Lheritier, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. Thesis relates to climate-induced alterations in dissolved organic matter on metal toxicity and UV radiation in Rocky Mountain streams.

Dan Liptzin, PhD, Ecology and Evolutionary Biology, Tim Seastedt. "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

John Ortega (INSTAAR) preparing equipment to sample volatile organic compound emissions from the Prophet research tower (Program for Research on Oxidants: PHotochemistry, Emissions and Transport) at the University of Michigan Biological Station near Pellston, Michigan in summer 2002. Photo: D. Helmig.

Nathaniel Logar, PhD, Environmental Sciences, Jim White. Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken Mack, PhD, Geological Sciences, Jim White. "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Maureen Mason, MS, Geological Sciences, Robert S. Anderson. Thesis relates to knickpoint migration and landscape evolution on the Roan Plateau, western Colorado

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Courtney Meier, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Elisa Miller, PhD, Ecology and Evolutionary Biology, Tim Seastedt. "Manipulating the physical and chemical properties of soil to inhibit exotic species invasions in thinned montane forest."

Leora Nanus, PhD, Geography, Mark Williams. Dissertation focuses on sensitivity criteria for atmospheric pollution to lakes in the National Parks of the Rocky Mountains.

Shad O'Neel, PhD, Geological Sciences (Geophysics), Tad Pfeffer. "Seismological investigation of Columbia Glacier calving mechanics." Web Page

John Ortega, PhD, Atmospheric and Oceanic Sciences, Detlev Helmig. "Flux measurements of biogenic volatile organic compounds using disjunct eddy sampling and ion trap mass spectrometry." Web Page

Trevor Popp, PhD, IGERT, Geological Sciences, James White. Dissertation relates to paleoclimate via stable isotopes in ice cores.

Kim Raby, MS, Environmental Studies, Mark Williams. Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

HP Marshall (INSTAAR) measuring density in a snowpit, West Antarctica. Such measurements improve radar-based estimates of ice accumulation rates and spatial variability. December 2001. Photo: H. Conway.

Adina Racoviteanu, MS, IGERT, Geography, Mark Williams. "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Heather Reed, PhD, Ecology and Evolutionary Biology, Tim Seastedt. "Soil Biodiversity and Ecosystem Function".

Sasha Reed, PhD, Ecology and Evolutionary Biology, Alan Townsend/Steve Schmidt. "Biogeochemical cycling and microbiological communities of soils."

Ursula Rick, PHD, Program in Atmospheric and Oceanic Sciences, Tad Pfeffer. "Meltwater flow through the percolation facies of arctic ice caps."

Alexandra Sinclair, PhD, Geological Sciences (Geophysics), James Syvitski. Dissertation relates to sediment transport in a coastal ocean environment.

Sarah Stapleton, PhD, Environmental Studies, Diane McKnight and Subhrendu Gangophadyay. Dissertation relates to streamflow forecasting and climate change effects on salmon mortality in Pacific Northwest and forecasting effects of climate change on the Rio Grande de Manati aquifer in Puerto Rico.

David Tanner, MS, Mechanical Engineering, Detlev Helmig. "Non-methane hydrocarbon measurements for long-range transport studies at Pico mountain, Azores, Portugal."

Jocelyn Turnbull, PhD, Geological Sciences, Scott Lehman. "Environmental measurements of atmospheric 14CO2: Development and applications."

Tim Tomaszewski, PhD, Environmental Studies, Herman Sievering. Dissertation relates to nitrogen deposition at subalpine forests.

Ryan Vachon, PhD, Geological Sciences, James White. "The distribution of stable isotopes of precipitation across the United States".

Dylan Ward, PhD, Geological Sciences, Robert Anderson. "Tectonic and geomorphic processes of exhumation and uplift in the Alaska Range."

Chi Yang, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. "Effect of acid mine drainage on sucess of tree swallow nesting in Snake River, Colorado."

non-INSTAAR Graduate Students
advised by INSTAAR faculty- Spring 2005

Eric Metzger, MA, Anthropology UC Denver, James Dixon. Thesis involves analysis of lithic debitage from archaeological site 49-PET-408 in Southeast Alaska.

Fall 2004

Visiting Graduate Students - Fall 2004

Hrafnhildur Hannesdottir, visiting from Iceland. Supervisor: Gifford Miller.

INSTAAR Graduate Students - Fall 2004

Paul Abood, Geography, Mark Williams.

Craig Anderson, MS, Geography, Mark Williams. Thesis combines Snow Hydrology, GIS, and Remote Sensing.

Nataly Ascarrunz, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Rebecca Atkinson, Geological Sciences, Gifford Miller.

Yarrow Axford, PhD, Geological Sciences, Gifford Miller, "Lacustrine Oxygen-Isotopic Records of Climate Change in Northern Iceland."Web Page

Mary Ellen Benson, PhD, Geological Sciences, James Syvitski.

Carleton Bern, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation focuses on nutrient cation cycling in tropical forests.

Jessica Black, PhD, Geological Sciences, Gifford Miller, "Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Program of Atmospheric and Oceanic Sciences (PAOS), Detlev Helmig, "Ozone fluxes through the Antarctica boundary layer."

Nehalem Breiter, Ecology and Evolutionary Biology, Tim Seastedt.

Cynthia Cacy, Geography, Suzanne Anderson.

Tom Carr, Anthropology, James Dixon.

Karie Cherwin, Ecology and Evolutionary Biology, Tim Seastedt.

Lana Cohen, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Daniel Cordalis, MS, Geography, Mark Williams, thesis relates to alpine hydrology and flowpaths.

Rose Cory, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight, "Effect of dissolved organic matter on the photolytis of persistant organic pollutants in Arctic surface waters."

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Dissertation relates to relates to hydrology in the Dry Valleys, Antarctica.

Tiffany Duhl, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Gita Dunhill, PhD, Geological Sciences, James Syvitski and Anne Jennings, "Greenland and Iceland Margins: A Comparison of Depositional Processes under Different Glaciologic and Oceanographic Settings".

Erika Engelhaupt, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation relates to urban ecology and climate change.

Colleen Flanagan, Civil, Environmental and Architectural Engineering, Diane McKnight.

Zack Guido, Geological Sciences, Robert Anderson.

Leora Nanus Gurdak, Geography, Mark Williams.

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard, "Effects of Soil-borne Resources on the Structure and Dynamics of Lowland Tropical Forests."

Keri Holland, PhD, Ecology and Evolutionary Biology, Alan Townsend, "The Fate of Excess Nitrogen in Alpine Tundra."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski, "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Jason Janke, PhD, Geography, Nel Caine, Geography, "Rock glaciers in the Front Range: an analysis of topoclimatic variables, permafrost distribution, and long-term flow rates."Web Page

Justin Joslin, Civil, Environmental and Architectural Engineering, Diane McKnight.

Greta Bjork Kristjansdottir, PhD, Geological Sciences, John T. Andrews, Dissertation relates to reconstructing Late Quaternary paleoclimatic variations on the Iceland shelf with Mg/Ca and d18O in foraminifera.

Craig Lee, PhD, Anthropology, James Dixon, Dissertation topic relates to the early human occupation of southeastern Alaska.

Dan Liptzin, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Nathaniel Logar, PhD, Environmental Sciences, Jim White, Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken Mack, PhD, Geological Sciences, Jim White, "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Maureen Mason, Geological Sciences, Robert Anderson.

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Courtney Meier, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Elisa Miller, PhD, Ecology and Evolutionary Biology, Tim Seastedt and Steve Schmidt. Dissertation relates to the interactions between mycorrhizae and invasive Centaurea species.

Natalie Mladenov, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight, "Science and Tourism in the Okavango Delta of Botswana: Aquatic organic matter dynamics and ecosystem valuation of a Southern African wetland."

Shad O'Neel, PhD, Geological Sciences (Geophysics), Tad Pfeffer, "Seismological investigation of Columbia Glacier calving mechanics." Web Page

John Ortega, PhD, Program in Atmospheric and Oceanic Sciences, Detlev Helmig, "Flux measurements of biogenic volatile organic compounds using disjunct eddy sampling and ion trap mass spectrometry." Web Page

Trevor Popp, PhD, IGERT, Geological Sciences, James White, Dissertation relates to paleoclimate via stable isotopes in ice cores.

Ursula Quillmann, Geological Sciences, John Andrews & Anne Jennings.

Kim Raby, MS, Environmental Studies, Mark Williams, Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

Adina Racoviteanu, MS, IGERT, Geography, Mark Williams, "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Heather Reed, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Function".

Sasha Reed, PhD, Ecology and Evolutionary Biology, Alan Townsend/Steve Schmidt, "Biogeochemical Cycling and Microbiological Communities of Soils."

Ursula Rick, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Brianna Shanklin, Diane McKnight.

Annalisa Schilla, IGERT, James White.

Sarah Stapleton, Diane McKnight.

David Tanner, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Tim Tomaszewski, Herman Sievering.

Ryan Vachon, PhD, Geological Sciences, James White, "The distribution of stable isotopes of precipitation across the United States".

Dylan Ward, Geological Sciences, Robert Anderson.

Jeff Wong, Civil, Environmental and Architectural Engineering, Diane McKnight.

Chi Yang, Civil, Environmental and Architectural Engineering, Diane McKnight.

Spring 2004

Visiting Graduate Students - Spring 2004

Jacques Hueber, PAOS, Detlev Helmig.

Jan Pollmann, Diploma thesis (similar to MS), German university program, visiting the Program in Atmospheric and Oceanic Sciences, Detlev Helmig. "Development of a new technique based on thermal desorption GC-FID/MS for the air analysis of sesquiterpenes ( C15H24 )."

INSTAAR Graduate Students - Spring 2004

Craig Anderson, MS, Geography, Mark Williams. Thesis combines Snow Hydrology, GIS, and Remote Sensing.

Nataly Ascarrunz, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Yarrow Axford, PhD, Geological Sciences, Gifford Miller, "Lacustrine Oxygen-Isotopic Records of Climate Change in Northern Iceland."Web Page

Carl Bern, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation focuses on nutrient cation cycling in tropical forests.

Jessica Black, PhD, Geological Sciences, Gifford Miller, "Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Program of Atmospheric and Oceanic Sciences (PAOS), Detlev Helmig, "Ozone fluxes through the Antarctica boundary layer."

Nehalem Breiter, Ecology and Evolutionary Biology, Tim Seastedt.

Tom Carr, Anthropology, James Dixon.

Daniel Cordalis, MS, Geography, Mark Williams, thesis relates to alpine hydrology and flowpaths.

Roy Coulthard, MS, Geological Sciences, Gifford Miller."Glacial and sea level history of the outer Cape Aston peninsula, Baffin Island, Eastern Canadian Arctic."

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Dissertation relates to relates to hydrology in the Dry Valleys, Antarctica.

Erika Engelhaupt, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation relates to urban ecology and climate change.

Tyler Erickson, PhD, Geography, Mark Williams, "Spatial Variability of Meltwater Flowpaths in Alpine Snowpacks".

Eileen Gardner, MA, Ecology and Evolutionary Biology, Diane McKnight and William Lewis, "Effects of atmospheric nitrogen deposition on the seasonal dynamics of phytoplankton in an alpine lake."

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard, "Effects of Soil-borne Resources on the Structure and Dynamics of Lowland Tropical Forests."

Keri Holland, PhD, Ecology and Evolutionary Biology, Alan Townsend, "The Fate of Excess Nitrogen in Alpine Tundra."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski, "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Jason Janke, PhD, Geography, Nel Caine, Geography, "Rock glaciers in the Front Range: an analysis of topoclimatic variables, permafrost distribution, and long-term flow rates."Web Page

Justin Joslin, Civil, Environmental and Architectural Engineering, Diane McKnight.

Meredith Knauf, MS, Geography, Mark Williams, Thesis relates to water quality and supply for ski resort resource management.

Brian Lazar, MS, Civil, Environmental and Architectural Engineering, Tad Pfeffer. Thesis investigates the relationship between englacial water storage and movement.

Craig Lee, PhD, Anthropology, James Dixon, Dissertation topic relates to the early human occupation of southeastern Alaska.

Dan Liptzin, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Fengjing Liu, PhD, Geography, Mark Williams "Coupling hydrologic and hydrochemical models". Web Page

Nathaniel Logar, PhD, Environmental Sciences, Jim White, Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken Mack, PhD, Geological Sciences, Jim White, "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Courtney Meier, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Elisa Miller, PhD, Ecology and Evolutionary Biology, Tim Seastedt and Steve Schmidt. Dissertation relates to the interactions between mycorrhizae and invasive Centaurea species.

Matthew P Miller, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. Thesis relates to the quantification of humic redox states in hyprheic zones of alpine streams.

Laura Mujica-Crapanzano, PhD, Ecology and Evolutionary Biology, Tom Ranker and Patrick Bourgeron, "Landscape analysis of vegetation and diversity patterns on Niwot Ridge, Colorado".

Shad O'Neel, Tad Pfeffer.

Sean Pack

Trevor Popp, PhD, IGERT, Geological Sciences, James White, Dissertation relates to paleoclimate via stable isotopes in ice cores.

Ursula Quillmann, Geological Sciences, John Andrews & Anne Jennings.

Kim Raby, MS, Environmental Studies, Mark Williams, Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

Adina Racoviteanu, MS, IGERT, Geography, Mark Williams, "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Heather Reed, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Function".

Sasha Reed, PhD, Ecology and Evolutionary Biology, Alan Townsend/Steve Schmidt, "Biogeochemical Cycling and Microbiological Communities of Soils."

Ursula Rick, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Annalisa Schilla, IGERT, James White.

Sarah Stapleton, Diane McKnight.

David Tanner, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Andrew Todd, PhD, IGERT, Civil, Environmental and Architectural Engineering, Diane McKnight, "Mining Legacies in the Snake River Basin: Implications for River Restoration."

Tim Tomaszewski, Herman Sievering.

Ryan Vachon, PhD, Geological Sciences, James White, "The distribution of stable isotopes of precipitation across the United States".

Chi Yang, Civil, Environmental and Architectural Engineering, Diane McKnight.

non-INSTAAR Graduate Students advised by INSTAAR faculty- Fall 2003

Eric Metzger, MA, Anthropology UC Denver, James Dixon. Thesis topic involves analysis of lithic debitage from archaeological site 49-PET-408 in Southeast Alaska.

Heather Mrzlack, MA, Anthropology UC Denver, James Dixon. Thesis topic involves PIXE analysis of ocher recovered from archaeological site 49-PET-408 in Southeast Alaska.

Fall 2003

Visiting Graduate Students - Fall 2003

Kari-Lise Rorvik, Geological Sciences, Anne Jennings.Visiting from the University of Tromsø, Norway.

Jacques Hueber, PAOS, Detlev Helmig.

INSTAAR Graduate Students - Fall 2003

Craig Anderson, MS, Geography, Mark Williams. Thesis combines Snow Hydrology, GIS, and Remote Sensing.

Nataly Ascarrunz, PhD, Ecology and Evolutionary Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Yarrow Axford, PhD, Geological Sciences, Gifford Miller, "Lacustrine Oxygen-Isotopic Records of Climate Change in Northern Iceland."

Carl Bern, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation focuses on nutrient cation cycling in tropical forests.

Jessica Black, PhD, Geological Sciences, Gifford Miller, "Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Program of Atmospheric and Oceanic Sciences (PAOS), Detlev Helmig, "Ozone fluxes through the Antarctica boundary layer."

Nehalem Breiter, Ecology and Evolutionary Biology, Tim Seastedt.

Tom Carr, Anthropology, James Dixon.

Daniel Cordalis, MS, Geography, Mark Williams, thesis relates to alpine hydrology and flowpaths.

Roy Coulthard, MS, Geological Sciences, Gifford Miller."Glacial and sea level history of the outer Cape Aston peninsula, Baffin Island, Eastern Canadian Arctic."

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Dissertation relates to relates to hydrology in the Dry Valleys, Antarctica.

Sabre Duren, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. "Spatial and Temporal Variation of Iron and Zinc in a Mountain Stream Receiving Multiple Sources of Acid Rock Drainage."

Erika Engelhaupt, PhD, Ecology and Evolutionary Biology, Alan Townsend. Dissertation relates to urban ecology and climate change.

Tyler Erickson, PhD, Geography, Mark Williams, "Spatial Variability of Meltwater Flowpaths in Alpine Snowpacks".

Eileen Gardner, MA, Ecology and Evolutionary Biology, Diane McKnight and William Lewis, "Effects of atmospheric nitrogen deposition on the seasonal dynamics of phytoplankton in an alpine lake."

Anne Hickey, PhD, Environmental Studies, Diane McKnight, Dissertation relates to remote sensing and Alaskan North Slope hydrology and climate change.

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard, "Effects of Soil-borne Resources on the Structure and Dynamics of Lowland Tropical Forests."

Keri Holland, PhD, Ecology and Evolutionary Biology, Alan Townsend, "The Fate of Excess Nitrogen in Alpine Tundra."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski, "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Jason Janke, PhD, Geography, Nel Caine, Geography, "Rock glaciers in the Front Range: an analysis of topoclimatic variables, permafrost distribution, and long-term flow rates."Web Page

Justin Joslin, Civil, Environmental and Architectural Engineering, Diane McKnight.

David Kinner, PhD, Geological Sciences, James Syvitski, "Estimating carbon storage in an agricultural river basin".

Meredith Knauf, MS, Geography, Mark Williams, Thesis relates to water quality and supply for ski resort resource management.

Julia Larson, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to plant/soil interactions in alpine tundra.

Brian Lazar, MS, Civil, Environmental and Architectural Engineering, Tad Pfeffer. Thesis investigates the relationship between englacial water storage and movement.

Craig Lee, PhD, Anthropology, James Dixon, Dissertation topic relates to the early human occupation of southeastern Alaska.

Dan Liptzin, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Fengjing Liu, PhD, Geography, Mark Williams "Coupling hydrologic and hydrochemical models". Web Page

Nathaniel Logar, PhD, Environmental Sciences, Jim White, Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken Mack, PhD, Geological Sciences, Jim White, "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Courtney Meier, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Allen Meyer, PhD, Ecology and Evolutionary Biology, Bill Bowman. Dissertation relates to alpine eukaryotic microbial diversity and role in biogeochemistry.

Elisa Miller, PhD, Ecology and Evolutionary Biology, Tim Seastedt and Steve Schmidt. Dissertation relates to the interactions between mycorrhizae and invasive Centaurea species.

Matthew P Miller, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. Thesis relates to the quantification of humic redox states in hyprheic zones of alpine streams.

Laura Mujica-Crapanzano, PhD, Ecology and Evolutionary Biology, Tom Ranker and Patrick Bourgeron, "Landscape analysis of vegetation and diversity patterns on Niwot Ridge, Colorado".

Shad O'Neel, Tad Pfeffer.

Sean Pack

Trevor Popp, PhD, IGERT, Geological Sciences, James White, Dissertation relates to paleoclimate via stable isotopes in ice cores.

Kim Raby, MS, Environmental Studies, Mark Williams, Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

Adina Racoviteanu, MS, IGERT, Geography, Mark Williams, "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Heather Reed, PhD, Ecology and Evolutionary Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Function".

Sasha Reed, PhD, Ecology and Evolutionary Biology, Alan Townsend/Steve Schmidt, "Biogeochemical Cycling and Microbiological Communities of Soils."

Ursula Rick, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Annalisa Schilla, IGERT, James White.

Sarah Stapleton, Diane McKnight.

David Tanner, Program in Atmospheric and Oceanic Sciences, Detlev Helmig.

Andrew Todd, PhD, IGERT, Civil, Environmental and Architectural Engineering, Diane McKnight, "Mining Legacies in the Snake River Basin: Implications for River Restoration."

Tim Tomaszewski, Herman Sievering.

Ryan Vachon, PhD, Geological Sciences, James White, "The distribution of stable isotopes of precipitation across the United States".

Chi Yang, Civil, Environmental and Architectural Engineering, Diane McKnight.

non-INSTAAR IGERT Graduate Students - Fall 2003

Susan Bacon, IGERT, Journalism, Yulsman.

non-INSTAAR Graduate Students advised by INSTAAR faculty- Fall 2003

Eric Metzger, MA, Anthropology UC Denver, James Dixon. Thesis topic involves analysis of lithic debitage from archaeological site 49-PET-408 in Southeast Alaska.

Heather Mrzlack, MA, Anthropology UC Denver, James Dixon. Thesis topic involves PIXE analysis of ocher recovered from archaeological site 49-PET-408 in Southeast Alaska.

Jan Pollmann, Diploma thesis (similar to MS), German university program but visiting the Program in Atmospheric and Oceanic Sciences, Detlev Helmig. "Development of a new technique based on thermal desorption GC-FID/MS for the air analysis of sesquiterpenes ( C15H24 )."

Fall 2002 & SPRING 2003

Visiting Graduate Students - Fall 2002 & Spring 2003

Oliver Kaltschmidt, Detlev Helmig (until Fall 2002).

Saedis Olafsdottir, Geological Sciences, John Andrews (until Fall 2002).

INSTAAR Graduate Students - Fall 2002 & Spring 2003

Craig Anderson, MS, Geography, Mark Williams. Thesis combines Snow Hydrology, GIS, and Remote Sensing.

Nataly Ascarrunz, PhD, EPO Biology, Tim Seastedt. Dissertation relates to carbon cycling and changes in landuse.

Yarrow Axford, PhD, Geological Sciences, Gifford Miller, "Lacustrine Oxygen-Isotopic Records of Climate Change in Northern Iceland."

Carl Bern, PhD, EPO Biology, Alan Townsend. Dissertation focuses on nutrient cation cycling in tropical forests.

Jessica Black, PhD, Geological Sciences, Gifford Miller, "Investigating the Holocene Thermal Maximum at Hvitarvatn, Iceland."

Florence Bocquet, PhD, Program of Atmospheric and Oceanic Sciences (PAOS), Detlev Helmig, officially starting in 2003, "Ozone fluxes through the Antarctica boundary layer."

Jason Briner, PhD, Geological Sciences, Gifford Miller, "Laurentide Ice Sheet Dynamics and Chronology on Northeastern Baffin Island, Eastern Canadian Arctic". Web Page

Daniel Cordalis, MS, Geography, Mark Williams, thesis relates to alpine hydrology and flowpaths.

Roy Coulthard, MS, Geological Sciences, Gifford Miller."Glacial and sea level history of the outer Cape Aston peninsula, Baffin Island, Eastern Canadian Arctic."

Karen Cozzetto, PhD, Civil, Environmental and Architectural Engineering, Diane McKnight. Dissertation relates to relates to hydrology in the Dry Valleys, Antarctica.

Stephen DeVogel, MS, Geological Sciences, Gifford Miller, "Reconstructing the Australian Paleo-Monsoon using GIS and the Racemization of Amino Acids in Charophyte Oogonia." Web Page

Tyler Erickson, PhD, Geography, Mark Williams, "Spatial Variability of Meltwater Flowpaths in Alpine Snowpacks".

Tara Ann Forbis, PhD, EPO Biology, Bill Bowman," Seedling Establishment on Alpine Tundra: Community Patterns, Population Demography, and Disturbance Effects."

Andrew Fox, MS, Geography, Nel Caine, "Equivalent Permeability of a Continental Alpine Snowpack."

Eileen Gardner, MA, EPOB, Diane McKnight and William Lewis, "Effects of atmospheric nitrogen deposition on the seasonal dynamics of phytoplankton in an alpine lake."

Hillary Hamann, PhD, Geography, Nel Caine, "Snowmelt Flowpaths and Stream Chemistry in the Alpine." Web Page (Graduated 2002).

Anne Hickey, PhD, Environmental Studies, Diane McKnight, Dissertation relates to remote sensing and Alaskan North Slope hydrology and climate change.

Nancy Hoalst-Pullen, PhD, Geography, Robert Stallard, "Effects of Soil-borne Resources on the Structure and Dynamics of Lowland Tropical Forests."

Keri Holland, PhD, EPO Biology, Alan Townsend, "The Fate of Excess Nitrogen in Alpine Tundra."

Eric W. H. Hutton, PhD, Geophysics, James Syvitski, "Modeling sediment delivery and dispersion within the coastal ocean: Scaling across space and time."

Jason Janke, PhD, Nel Caine, Geography, "Rock glaciers in the Front Range: an analysis of topoclimatic variables, permafrost distribution, and long-term flow rates."Web Page

Chris Jaros, MS, Civil, Environmental and Architectural Engineering, Diane McKnight, "Determining the effect of surface area distribution in elevation for glacial meltwater generation, McMurdo Dry Valleys, Antarctica."

David Kinner, PhD, Geological Sciences, James Syvitski, "Estimating carbon storage in an agricultural river basin".

Meredith Knauf, MS, Geography, Mark Williams, Thesis relates to water quality and supply for ski resort resource management.

Julia Larson, PhD, EPO Biology, Bill Bowman. Dissertation relates to plant/soil interactions in alpine tundra.

Brian Lazar, MS, Civil, Environmental and Architectural Engineering, Tad Pfeffer. Thesis investigates the relationship between englacial water storage and movement.

Craig Lee, PhD, Anthropology, James Dixon, Dissertation topic relates to the early human occupation of southeastern Alaska.

Kate LeJeune, PhD, EPO Biology, Tim Seastedt. Dissertation topic relates to soil biogeochemistry associated with invasive plant species. (Graduated Fall 2002).

Dan Liptzin, PhD, EPO Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Fengjing Liu, PhD, Geography, Mark Williams "Coupling hydrologic and hydrochemical models". Web Page

Nathaniel Logar, PhD, Environmental Sciences, Jim White, Dissertation topic relates to stable isotopes, the carbon cycle, and climate change.

Ken Mack, PhD, Geological Sciences, Jim White, "System construction and method development for high spatial and temporal resolution measurements of the deuterium of atmospheric methane."

Hans-Peter Marshall, PhD, Civil, Environmental and Architectural Engineering, Tad Pfeffer. " Snow Slope Stability: Modeling and Investigations using FMCW radar and Finite Elements". Web Page

Courtney Meier, PhD, EPO Biology, Bill Bowman. Dissertation relates to feedbacks between plant secondary chemicals and soil microbial communities.

Allen Meyer, PhD, EPO Biology, Bill Bowman. Dissertation relates to alpine eukaryotic microbial diversity and role in biogeochemistry.

Elisa Miller, PhD, EPO Biology, Tim Seastedt and Steve Schmidt (EPOB),
Dissertation relates to the interactions between mycorrhizae and invasive Centaurea species.

Matthew P Miller, MS, Civil, Environmental and Architectural Engineering, Diane McKnight. Thesis relates to the quantification of humic redox states in hyprheic zones of alpine streams.

Laura Mujica-Crapanzano, PhD, EPO Biology, Tom Ranker and Patrick Bourgeron, "Landscape analysis of vegetation and diversity patterns on Niwot Ridge, Colorado".

Trevor Popp, PhD, IGERT, Geological Sciences, James White, Dissertation relates to paleoclimate via stable isotopes in ice cores.

Sarah Principato, PhD, Geological Sciences, John Andrews, "The Late Quaternary History of the Eastern Isafjardardjup and Strandir areas of the Northwest Peninsula, Iceland, Using Terrestrial and Marine Evidence." Web Page

Kim Raby, MS, Environmental Studies, Mark Williams, Thesis relates to evaluating water quality and sensitive areas in high alpine catchments.

Adina Racoviteanu, MS, IGERT, Geography, Mark Williams, "GIS for high-altitude Inca sanctuaries in the Peruvian Andes" Web Page

Heather Reed, PhD, EPO Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Function".

Sasha Reed, PhD, EPO Biology, Alan Townsend/Steve Schmidt, "Biogeochemical Cycling and Microbiological Communities of Soils."

Annalisa Schilla, IGERT, James White.

Alexis Scott, MS, EPO Biology, Tim Seastedt. (Graduated 2002).

Andrew Todd, PhD, IGERT, Civil, Environmental and Architectural Engineering, Diane McKnight, "Mining Legacies in the Snake River Basin: Implications for River Restoration."

Lee Turner, PhD, EPO Biology, Bill Bowman, "Influence of snow augmentation on alpine plant composition".

Ryan Vachon, PhD, Geological Sciences, James White, "The distribution of stable isotopes of precipitation across the United States".

Erin van Matre, MS, Civil, Environmental and Architectural Engineering, Diane McKnight, "Local climate influences on phytoplankton species distribution in Lake Fryxell, Antarctica. (graduated Dec 2002).

Chi Yang, Civil, Environmental and Architectural Engineering, Diane McKnight.

non-INSTAAR IGERT Graduate Students - Fall 2002 & Spring 2003

Susan Bacon, IGERT, Journalism, Yulsman.

Elizabeth Lowham, IGERT, Political Science, R. Brunner.

Jon Pardikes, IGERT, Political Science, R. Brunner.

non-INSTAAR Graduate Students advised by INSTAAR faculty- Fall 2002 & Spring 2003

Eric Metzger, MA, Anthropology UC Denver, James Dixon. Thesis topic involves analysis of lithic debitage from archaeological site 49-PET-408 in Southeast Alaska.

Heather Mrzlack, MA, Anthropology UC Denver, James Dixon. Thesis topic involves PIXE analysis of ocher recovered from archaeological site 49-PET-408 in Southeast Alaska.

SPRING 2002

Visiting Graduate Students - Spring 2002

Simon Clarke, PhD, University of Wollongong, supervisor: Gifford Miller, "Isoleucine epimerization in cassowary, brush-turkey and giant elephant-bird eggshells".

Jacques Hueber, Detlev Helmig.

Jan Pollmann, Detlev Helmig.

Francesca Smith, PhD, University of Chicago, Supervisor: Jim White, "Carbon Isotope Signatures of Fossil Phytoliths: The Biogeography of C3 and C4 Grasses in the Neogene".

INSTAAR Graduate Students -Spring 2002

Susan Bacon, IGERT, Yulsman - Journalism.

Laura Belanger, MS, Diane McKnight.

Carl Bern, Alan Townsend.

Jessica Black, Giff Miller.

Jason Briner, PhD, Geological Sciences, Gifford Miller "Laurentide Ice Sheet Dynamics and Chronology on Northeastern Baffin Island, Eastern Canadian Arctic". Web Page

Cory Cleveland, PhD, EPO Biology, Alan Townsend, "Microbial Regulation of Nutrient Losses Following Land-Use Change in Tropical Rainforest Ecosystems".

Roy Coulthard, Giff Miller.

Stephen DeVogel, MA, Geological Sciences, Gifford Miller, "Charophyte Oogonia as a Paleoclimatic Indicator in Australia". Web Page

Gita Dunhill, PhD, Geological Sciences, James Syvitski and Anne Jennings, "Greenland and Iceland Margins: A comparison of Depositional Processes under Different Glaciologic and Oceanographic Settings".

Sabre Duren, Diane McKnight.

Tyler Erickson, PhD, Geography, Mark Williams, "Spatial Variability of Meltwater Flowpaths in Alpine Snowpacks".

Andrew Fox, MA, Nel Caine, "Equivalent Permeability of a Continental Alpine Snowpack."

Eileen Gardner, PhD, Diane McKnight.

John Gartner, MA, Geography, Nel Caine, "TBA".

Hillary Hamann, PhD, Geography, Nel Caine, "Snowmelt Flowpaths and Stream Chemistry in the Alpine". Web Page

Keri Holland,PhD, EPO Biology, Alan Townsend, "Soil biogeochemistry and land reformation in degraded pastures of the Amazon Basin".

Eran Hood, PhD, Geography, Mark Williams, "The Role of Dissolved Organic Nitrogen in the Alpine Nitrogen Cycle". Web Page

Jason Janke, PhD, Nel Caine, Geography, "TBA".

Chris Jaros, MS, Diane McKnight.

David Kinner, PhD, Geological Sciences, James Syvitski, "Estimating carbon storage in an agricultural river basin".

Greta Bjork Kristjansdottir, Phd, Geological Sciences, John T. Andrews, "TBA".

Brian Lazar, Tad Pfeffer.

Craig Lee, James Dixon.

Kate LeJeune, PhD, EPO Biology, Tim Seastedt, "TBA".

Dan Liptzin, PhD, EPO Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Fengjing Liu, PhD, Geography, Mark Williams "Coupling hydrologic and hydrochemical models". Web Page

Elizabeth Lowham, IGERT, R. Brunner - Political Science.

Ken Mack, MA, James White, "TBA".

David Manthorne, MA, Geography, Mark Williams "Atmospheric pollution at Telluride, CO".

Hans-Peter Marshall, PhD, Tad Pfeffer.

Courtney Meier, Bill Bowman.

Matthew P Miller, Diane McKnight.

David Mixon, MA, Robert Stallard, "Using Surface Reservoir Sediments to Examine Basin-scale Erosion Patterns".

Natalie Mladenov, PhD, Diane McKnight.

Laura Mujica-Crapanzano, PhD, EPO Biology, Tom Ranker and Patrick Bourgeron, "Landscape analysis of vegetation and diversity patterns on Niwot Ridge, Colorado".

Saedis Olafsdottir, Geological Sciences, John Andrews.

John Ortega, Detlev Helmig.

Jon Pardikes, IGERT, R. Brunner - Political Science.

Trevor Popp, IGERT, Paleoclimate via ice cores, James White.

Adina Racoviteanu, IGERT, Mark Williams.

Sarah Principato, PhD, Geological Sciences, John Andrews, "Late Quaternary History of West Hunafloi, NW Iceland: Combining Terrestrial and Marine Evidence".

Heather Reed, MA, EPO Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Processes".

Annalisa Schilla, IGERT, James White.

Alexis Scott, Tim Seastedt.

Rosemary Sherriff, Veblen.

Andrew Todd, IGERT, Diane McKnight.

Andreas Torrizo, MA, Geography, Mark Williams "Landscape controls on chemical export, Rocky Mountain National Park".

Michael Trudeau, James White.

Lee Turner, PhD, EPO Biology, Bill Bowman, "Influence of snow augmentation on alpine plant composition".

Ryan Vachon, MS, James White.

Erin van Matre, Diane McKnight.

ca. Fall 2001 (not an accurate list, includes students from several years ago)

Recent Visiting Graduate Students

Simon Clarke, PhD, University of Wollongong, supervisor: Gifford Miller, "Isoleucine epimerization in cassowary, brush-turkey and giant elephant-bird eggshells".

Frank Rytter, Aarhus University, Denmark, Supervisor: Anne Jennings and John Andrews "Foraminiferal distribution on the North Iceland Shelf".

Francesca Smith, PhD, University of Chicago, Supervisor: Jim White, "Carbon Isotope Signatures of Fossil Phytoliths: The Biogeography of C3 and C4 Grasses in the Neogene".

Recent INSTAAR Graduate Students

Eric August, MS, Diane McKnight.

Donald Barber, PhD, John Andrews, "Temporal and Spatial Patterns of Ice Sheet/Ocean Interatactions: The Northeast Laurentide Ice Sheet and Labrador Sea During The Last 40,000 Years"

Laura Belanger, MS, Diane McKnight.

Carl Bern, Alan Townsend.

Jessica Black, Giff Miller.

Arne Bomblies, MS, Civil Environmental and Architectural Engineering, "Climatic Controls on Streamflow Generation from Antarctic Glaciers".

Jason Briner, PhD, Geological Sciences, Gifford Miller "Laurentide Ice Sheet Dynamics and Chronology on Northeastern Baffin Island, Eastern Canadian Arctic".

Alex Brown, MS, Diane McKnight.

David Cameron, Tim Seastedt.

Isla Castaneda, MA, Geological Sciences, John Andrews, "Holocene paleoceanography and climatic variations of the N. Iceland continental shelf".

Ethan Chatfield, MS, Diane McKnight.

Cristina Clark, MS, Julia Cole.

Cory Cleveland, PhD, EPO Biology, Alan Townsend, "Microbial Regulation of Nutrient Losses Following Land-Use Change in Tropical Rainforest Ecosystems".

Josh Cohn, MS, Tad Pfeffer, "Columbia Glacier Dynamics".

Daniel Costello, MS, Tad Pfeffer, ""Seismic and Geomorphic Investigations of Galena Creek Rock Glacier".

Roy Coulthard, Giff Miller

Mary Damm, MA, Museum Studies, Bill Bowman," Rocky Mountain alpine plant diversity".

Noah Daniels, MA, Geological Sciences, Gifford Miller, "Holocene Paleoclimatology of the High Plains".

Stephen DeVogel, MA, Geological Sciences, Gifford Miller, "Charophyte Oogonia as a Paleoclimatic Indicator in Australia".

Lisa Doner, PhD, Geological Sciences, John Andrews, "Late Holocene Climatic Changes in the North Atlantic Region".

Sabre Duren, Diane McKnight.

Tyler Erickson, PhD, Geography, Mark Williams, "Spatial Variability of Meltwater Flowpaths in Alpine Snowpacks".

Tara Forbis, phD, Bill Bowman.

Andrew Fox, MA, Nel Caine, "Equivalent Permeability of a Continental Alpine Snowpack"

Wendy Freeman, MS, John Andrews, "Use of Lake Ice Records for Studying Climate Variability in the Eastern Canadian Arctic"

Eileen Gardner, PhD, Diane McKnight.

John Gartner, MA, Geography, Nel Caine, "TBA".

Grizelle Gonzalez, PhD EPO Biology, Tim Seastedt, "Soil Fauna and Plant Litter Decomposition in Tropical and Subalpine Forests"

Michael N. Gooseff, PhD, Civil Engineering, Diane M. McKnight, "Modeling hydrologic influences on biogeochemical processes of Dry Valley streams".

Hillary Hamann, PhD, Geography, Nel Caine, "Snowmelt Flowpaths and Stream Chemistry in the Alpine".

Jorunn Hardardottir, PhD, John Andrews, "Late Weichselian and Holocene Environmental History of South and West Iceland as Interpreted From Studies of Lake and Terrestrial Sediments"

Keri Holland,PhD, EPO Biology, Alan Townsend, "Soil biogeochemistry and land reformation in degraded pastures of the Amazon Basin".

Jennifer Hazen, MA, Mark Williams, "Hydrologic Flowpaths and Zinc in Neutral pH Mine Drainage".

Eran Hood, PhD, Geography, Mark Williams, "The Role of Dissolved Organic Nitrogen in the Alpine Nitrogen Cycle".

Ulli Huber, PhD, Vera Markgraf, "Linkages Between Past Climate, Vegetation, and Fire Regimes in Patagonia".

Barbara Inyan, PhD, Mark Williams, "High Elevation Watershed Characterization and Sensitivity Analysis: A Methodology for Watershed Protection From Future Degradation"

Jason Janke, PhD, Nel Caine, Geography, "TBA".

Chris Jaros, MS, Diane McKnight.

Michael Kaplan, PhD, Gifford Miller, "Glacial History of Middle and Outer Cumberland Sound and Numerical Modeling of the Northeastern Laurentide Ice Sheet, Eastern Canadian Arctic"

Michael Kerwin, PhD, Geological Sciences, Jonathan Overpeck, "Pollen/Climate Calibration for the Eastern Candian Arctic".

David Kinner, PhD, Geological Sciences, James Syvitski, "Estimating carbon storage in an agricultural river basin".

Lisa Klapper, MA, Civil, Environmental and Architectural Engineering, Diane McKnight, "Measurement of humic redox state by fluorescence".

Greta Bjork Kristjansdottir, Phd, Geological Sciences, John T. Andrews, "TBA".

Anthony Lane, MS, James White.

Julia Larson, PhD, EPO Biology, Bill Bowman, "Role of plant secondary compounds in tundra biogeochemistry".

Craig Lee, James Dixon.

Kate LeJeune, PhD, EPO Biology, Tim Seastedt, "TBA".

Karen Lewis, PhD, Geophysics (Geological Sciences), Tad Pfeffer, "Solar-forced roughening of Antarctic glacier and the Martian icecaps: How surficial debris and roughness affects glacial melting in Taylor Valley, Antarctica and how this can be applied to the Martian icecaps".

Kathy Licht, PhD, John Andrews, "Glacial History of the Ross Sea, Antarctica"

Dan Liptzin, PhD, EPO Biology, Tim Seastedt, "Biotic constraints on regional biogeochemistry at the forest-tundra ecotone".

Fengjing Liu, PhD, Geography, Mark Williams "Coupling hydrologic and hydrochemical models".

Alejandro Machado, MA, Mark Williams.

Ken Mack, MA, James White, "TBA".

Jennifer Mangan, PhD, Jonathan Overpeck.

David Manthorne, MA, Geography, Mark Williams "Atmospheric pollution at Telluride, CO".

Hans-Peter Marshall, PhD, Tad Pfeffer.

Courtney Meier, Bill Bowman.

Amy Miller, PhD, EPO Biology, Bill Bowman, "Use of different N forms by alpine plants: potential for resource partitioning".

John Miller, PhD, James White.

David Mixon, MA, Robert Stallard, "Using Surface Reservoir Sediments to Examine Basin-scale Erosion Patterns".

Natalie Mladenov, PhD, Diane McKnight.

Mark Morehead, PhD, James Syvitski, "Sediment Supply to the Ocean: The Temporal and Spatial Variability of Rivers and Plumes".

Carrie Morrill, PhD, Geological Sciences, Julie Cole and Jonathan Overpeck, "Lake Level Records of Variability in the Asian Monsoon During the Holocene".

Laura Mujica-Crapanzano, PhD, EPO Biology, Tom Ranker and Patrick Bourgeron, "Landscape analysis of vegetation and diversity patterns on Niwot Ridge, Colorado".

Dev Niyogi, PhD, Karen Lewis and Diane McKnight, "Response of Ecosystem Functions to Stress in Streams Affected by Acid Mine Drainage".

John Ortega, Detlev Helmig.

Sean Pack, MA, Geological Sciences, Gifford Miller, "Drought in the Australian Outback".

Sarah Principato, PhD, Geological Sciences, John Andrews, "Late Quaternary History of West Hunafloi, NW Iceland: Combining Terrestrial and Marine Evidence".

Heather Reed, MA, EPO Biology, Tim Seastedt, "Soil Biodiversity and Ecosystem Processes".

Tobias Revermann, Detlev Helmig.

Alex Robertson, MS, Jonathan Overpeck, "Hypothesized Climate Forcing Time Series for the Last 500 Years"

Stephanie Schoolfield, MS, John Andrews, "Late Pleistocene Sedimentation in the Denmark Strait Region"

Alexis Scott, Tim Seastedt.

Durelle Scott, PhD, Civil Engineering, Diane McKnight, "Manganese Cycling and Photochemistry in Mountain Streams".

Susan Sherrod, PhD, Tim Seastedt, "A Multiscale Analysis of the Northern Pocket Gopher (Thomomys Talpoides) in the Alpine, Niwot Ridge, Colorado"

Valerie Sloan, PhD, John Andrews and Nel Caine, "The Rheology, Distribution, and Origins of Rock Glaciers in the Selwyn Mountains, Yukon and Northwest Territories, Canada".

L. Micaela "Mikie" Smith - PhD, Geological Sciences, Drs. John T. Andrews and Anne E. Jennings, "Holocene paleoceanography of the East Greenland and Iceland continental shelves adjacent to the Denmark Strait".

Heidi Stelzer, PhD, Bill Bowman.

Andreas Torrizo, MA, Geography, Mark Williams "Landscape controls on chemical export, Rocky Mountain National Park".

Lee Turner, PhD, EPO Biology, Bill Bowman, "Influence of snow augmentation on alpine plant composition".

Frank Urban, MA, Julie Cole and Jonathan Overpeck, "A New Index of ENSO Based on Multiple Central Pacific Corals".

Ryan Vachon, MS, James White.

Summer Waters, MS, Diane McKnight.

Jake Wegmann, MS, Tad Pfeffer, "Finite Element Modeling of Temperate Glaciers".

ca. Fall 2000-Spring 2001