Sarah Spaulding, U.S. Geological Survey, Denver, “<strong>Report</strong>on algae in streams in North America: diatoms are behavingbadly.”Hans-Peter Marshall, <strong>INSTAAR</strong>, “Snowpack spatial variability:towards understanding its effect on remote sensingmeasurements and snow slope stability.”Spring 2<strong>00</strong>6James Syvitski, <strong>INSTAAR</strong> Director, Institute Meeting.Jeff Connor, National Park Service, “The political realities <strong>of</strong>integrating research results into land management decisions:suggestions on how to effectively present your results in ameaningful way to land managers.”Lesleigh Anderson, U.S. Geological Survey, Denver, “NorthPacific atmospheric circulation change and effective moisturevariability in the Yukon Territory, Canada.”Erin Pettit, <strong>University</strong> <strong>of</strong> Washington, “A year in the life <strong>of</strong> apolar glacier.”Eugene Kelly, Colorado State <strong>University</strong>, “The biogeochemistry<strong>of</strong> silica in grassland ecosystems <strong>of</strong> North America.”Detlev Helmig, <strong>INSTAAR</strong>, “Where does all the dirty air go?”Insights from <strong>INSTAAR</strong>’s research at the PICO-NARE(Azores/Portugal) observatory.Walter Dean, U.S. Geological Survey, Denver, “Sedimentgeochemical records <strong>of</strong> productivity and oxygen depletionalong the margin <strong>of</strong> western North America during the past20,<strong>00</strong>0 years: teleconnections with the Atlantic andCaribbean.”Pieter Tans, NOAA, “Can we still avoid major climatechange caused by humans?”John Behrendt, <strong>INSTAAR</strong>, “Subglacial volcanism revealed byaerogeophysical surveys over the West Antarctic Ice Sheet(WAIS)—comparisons with Iceland.”Alexander Kirdyanov, V.N. Sukachev Institute <strong>of</strong> Forest,Siberian Branch <strong>of</strong> Russian Academy <strong>of</strong> Sciences, “Tree-ringrelated studies in Siberia (Russia): state <strong>of</strong> the art andprospects.”Cynthia Nevison, NCAR, “Oceanic fluxes and their influenceon seasonal and interannual variability in atmosphericCO 2 , O 2 /N 2 and N 2 O.”Connie Woodhouse, NOAA, <strong>INSTAAR</strong>, “Dendrohydrology:research to applications.”Dennis Darby, Old Dominion <strong>University</strong>, “Healy-OdenTrans-Arctic Expedition (HOTRAX) and preliminary results.”Carrie Morrill, NOAA/CIRES, “Testing the North Atlanticfreshwater forcing hypothesis <strong>of</strong> abrupt climate change.”Ingrid Hendy, <strong>University</strong> <strong>of</strong> Michigan, “Catastrophic collapse<strong>of</strong> the Cordilleran ice sheet during the last glacial.”Fall 2<strong>00</strong>6James Syvitski, <strong>INSTAAR</strong>, <strong>INSTAAR</strong> Institute Meeting.David Lawrence, National Center for Atmospheric Research,“A projection <strong>of</strong> severe near-surface permafrost degradationin a global climate model: implications for global climatechange feedbacks.”Andrew G. Fountain, Departments <strong>of</strong> Geology andGeography, Portland State <strong>University</strong>, “Historic glacierchanges in the American West.”Dennis D. Eberl, U.S. Geological Survey, “Tales <strong>of</strong> quantitativemineral analysis: application to geological problems.”Diane McKnight, <strong>INSTAAR</strong>, “Glacial meltwater streams inthe McMurdo Dry Valleys, Antarctica: ecosystems waitingfor water.”Andrew Todd, Trout Unlimited, “Effects <strong>of</strong> acid rockdrainage on stocked rainbow trout (Oncorhynchus mykiss):an in situ, caged fish experiment.”Hans-Peter Marshall, <strong>INSTAAR</strong>, “Spatial variability <strong>of</strong> thesnowpack: experiences with measurements at a wide range<strong>of</strong> length scales with several different high precision instruments.”Patric DeDecker, Department <strong>of</strong> Earth and Marine Sciences,The Australian National <strong>University</strong>. “Preliminary findings onthe geochemical and microbiological fingerprinting <strong>of</strong>Australian aeolian dust: Implications for (past) climates, theenvironment, health and the oceans.”Thomas Ager, U.S. Geological Survey, “Ecosystem history<strong>of</strong> southeastern and south-central Alaska.”Mark Hernandez, Environmental Engineering, <strong>University</strong> <strong>of</strong>Colorado at Boulder, “Source tracking <strong>of</strong> airborne microorganisms.”Stave Leavitt, <strong>University</strong> <strong>of</strong> Arizona, “CO 2 and tree rings:influence on water-use efficiency and tree growth.”56 | SEMINARS
Graduate Student TalksSpring 2<strong>00</strong>5Ryan Vachon, <strong>INSTAAR</strong>, “The reality <strong>of</strong> high-altitude icecoring.”Dan Liptzin, <strong>INSTAAR</strong>, “Nutrient dynamics in the foresttundraecotone, Niwot Ridge.”Jessica Black, <strong>INSTAAR</strong>, “Sinking by iceberg, a hair-raisingtale <strong>of</strong> survival on a barge, in the midst <strong>of</strong> a swarm <strong>of</strong> icebergs...(or — Holocene history <strong>of</strong> Hvitarvatn, Iceland).”Kenneth Mack, <strong>INSTAAR</strong>, “A quick overview <strong>of</strong> a 5-boxmodel for 13 C-CH 4 data to constrain methane source estimates.”Jocelyn Turnbull, <strong>INSTAAR</strong>, “Science, sushi and the stratosphere:all about my summer doing science in Japan on anNSF fellowship.”Nataly Ascarrunz, <strong>INSTAAR</strong>, “Precipitation effects on soilbiogeochemistry: moving dirt around eastern Bolivia.”Florence Bocquet, <strong>INSTAAR</strong>, “Air-snow interactions:Summit, Greenland and Niwot Ridge, Colorado. Two differentplaces in the world, two different stories.”Annalisa Schilla, <strong>INSTAAR</strong>, “Climate insights from the SipleDome Ice Core.”Rose Cory and Chris Jaros, <strong>INSTAAR</strong>, “Pony Lake, CapeRoyds, Ross Island, Antarctica: interested in a chance-<strong>of</strong>-alifetimetime-share opportunity?”Tara Chesley, <strong>INSTAAR</strong>, “Mineralogy, sediment, andforaminiferal history <strong>of</strong> Djúpáll, Iceland: reconstructing apast record.”John Hollin, <strong>INSTAAR</strong>, “Glaciological expeditions to NorthEast Land, Spitsbergen, in 1951 and 1955.”Dan Cordalis, <strong>INSTAAR</strong>, “Mountain hydrology: using environmentalisotopes to characterize sources and flowpaths <strong>of</strong>acid mine drainage.”Yarrow Axford, <strong>INSTAAR</strong>, “Warm times in the Arctic: usinglake sediments to reconstruct past temperatures on Icelandand Baffin Island.”Fall 2<strong>00</strong>5Rhea Esposito and Shannon Horn, <strong>INSTAAR</strong>, “Communityassemblage and endemism in Dry Valley stream diatoms:two facets <strong>of</strong> diatom response to climate change.”Tiffany Duhl, <strong>INSTAAR</strong>, “Uptake and emission <strong>of</strong> biogenicvolatile organic compounds (VOC) by plants.”Paul Abood, <strong>INSTAAR</strong>, “A deposition discussion: issuessurrounding atmospheric inorganic N deposition measurement.”Craig Anderson, <strong>INSTAAR</strong>, “Modeling spatially distributedsnowpack properties to enhance our understanding <strong>of</strong>snow-elk relationships in the Northern Elk Winter Range,Yellowstone National Park.”Lana Cohen, <strong>INSTAAR</strong>, “Science at the Summit: year-roundinvestigations at the Greenland Environmental Observatory(GEOSummit).”Maureen Mason, <strong>INSTAAR</strong>, ”Knickpoint migration on theRoan Plateau, Colorado.”Ursula Rick, <strong>INSTAAR</strong>, “Meltwater movement on theGreenland Ice Sheet.”Aurelie Justwan, Norsk Polarinstitutt, “Variability <strong>of</strong> theIrminger Current during the Holocene.”Shad O’Neel, <strong>INSTAAR</strong>, “Complete carnage at ColumbiaGlacier: iceberg calving and fast flow... What are welearning?”Jan Pollmannn, <strong>INSTAAR</strong>, “The tale <strong>of</strong> atmospheric hydrocarbons:what do we know, what do we not know and whydo we care?”Dylan Ward, <strong>INSTAAR</strong>, “The use <strong>of</strong> cosmogenic radionuclidesin stratigraphy: application to the Nenana Gravel,Alaska Range.”Duane White, <strong>INSTAAR</strong>, “Big glaciers, limited erosion: constrainingthe Pleistocene history <strong>of</strong> the Lambert Glacier, EastAntarctica with cosmogenic exposure ages.”Trevor Popp and Shad O’Neel, <strong>INSTAAR</strong>, Practice talks forAGU.Rebecca Anderson (<strong>INSTAAR</strong>,left) and Dale Hess (<strong>University</strong> <strong>of</strong>Buffalo) look ahead to the roadback to the cabin after a day <strong>of</strong>field work on northern BaffinIsland, April 2<strong>00</strong>6. Photo: J.Briner (<strong>University</strong> <strong>of</strong> Buffalo).SEMINARS | 57
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INSTAAR: An Earth andEnvironmental
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