Research Publications

Publications From 2004

Hughen, K., Scott J. Lehman, Southon, J., Overpeck, J., Marchal, O., Herring, C., Turnbull, J. 2004: 14C activity and global carbon cycle changes over the past 50,000 years. Science, 303(5655): 202-207. DOI: 10.1126/science.1090300

Mayewski, P. A., Maasch, K. A., James W. C. White, Steig, E. J., Meyerson, E., Goodwin, I., Morgan, V. I., van Ommen, T., Curran, M. A. J., Souney, J., Kreutz, K. 2004: A 700 year record of Southern Hemisphere extratropical climate variability. Annals of Glaciology, 39(1): 127-132. DOI: 10.3189/172756404781814249

Mensing, S. A., Benson, L. V., Kashgarian, M., Lund, S. 2004: A Holocene pollen record of persistent droughts from Pyramid Lake, Nevada, USA. Quaternary Research, 62(1): 29-38.

Woodhouse, C. A. 2004: A paleo perspective on hydroclimatic variability in the western United States. Aquatic Sciences, 66(4): 346-356. DOI: 10.1007/s00027-004-0723-8

John F. Hoffecker 2004: A prehistory of the North: Human settlement of the higher latitudes. New Brunswick, New Jersey: Rutgers University Press.

Ahn, J., Wahlen, M., Deck, B. L., Brook, E. J., Mayewski, P. A., Taylor, K. C., James W. C. White 2004: A record of atmospheric CO2 during the last 40,000 years from the Siple Dome, Antarctica ice core. Journal of Geophysical Research, 109(D13): article D13305.

Forman, S. L., David Lubinski, Ingólfsson, Ó., Zeeberg, J. J., Snyder, J. A., Siegert, M. J., Matishov, G. G. 2004: A review of postglacial emergence on Svalbard, Franz Josef Land and Novaya Zemlya, northern Eurasia. Quaternary Science Reviews, 23(11-13): 1391-1434. DOI: 10.1016/j.quascirev.2003.12.007

Taylor, K. C., James W. C. White, Severinghaus, J. P., Brook, E. J., Mayewski, P. A., Alley, R. B., Steig, E. J., Spencer, M. K., Meyerson, E., Meese, D. A., Lamorey, G. W., Grachev, A., Gow, A. J., Barnett, B. A. 2004: Abrupt climate change around 22 ka on the Siple Coast of Antarctica. Quaternary Science Reviews, 23(1-2): 7-15.

Sievering, H., Cainey, J., Harvey, M., McGregor, J., Nichol, S., Quinn, P. 2004: Aerosol non-sea-salt sulfate in the remote marine boundary layer under clear-sky and normal cloudiness conditions: Ocean-derived biogenic alkalinity enhances sea-salt sulfate production by ozone oxidation. Journal of Geophysical Research--Atmospheres, 109 (D19): article D19317.

Singh, H. B., Salas, L. J., Chatfield, R. B., Czech, E., Alan FriedJames Walega, Evans, M., Fields, B., Jacob, D. J., Blake, D., Heikes, B., Talbot, R., Sachse, G., Crawford, J., Avery, M., Sandholm, S., Fuelberg, H. 2004: Analysis of the atmospheric distribution, sources, and sinks of oxygenated organic chemicals based on measurements over the Pacific during TRACE-P. Journal of Geophysical Research—Atmospheres, 109: D15S07. DOI: 10.1029/2003JD003883

Detlev Helmig, Bocquet, F., Pollmann, J., Revermann, T. 2004: Analytical techniques for sesquiterpene emission rate studies in vegetation enclosure experiments. Atmospheric Environment, 38(4): 557-572. DOI: 10.1016/j.atmosenv.2003.10.012

Minor, R., Nelson, A. R. 2004: Artifacts from a submerged prehistoric site on the Coos Bay estuary, southern Oregon coast. Journal of California Anthropology, 24(1): 41-51.

Alexandra Jahn 2004: Atmosphere–vegetation feedback in the climate system of the last glacial. Diplom thesis, FU-Berlin, Germany, 129 pp. Full text (8 MB)

Lynch, A., and 12 others 2004: Barrow climatic and environmental conditions and variations, a compendium: Report to the Barrow scientific community. CIRES, University of Colorado, 132 pp.

Rosenbaum, J. G., Richard Reynolds 2004: Basis for paleoenvironmental interpretation of magnetic properties of sediment from Upper Klamath Lake (Oregon): Effects of weathering and mineralogical sorting. Journal of Paleolimnology, 31(2): 253-265.

Kubo, Y.; ; ; , Soh, W., Machiyama, H., Tokuyama, H. 2004: Bedforms produced by the Kuroshio Current passing over the northern Izu Ridge. Geo-Marine Letters, 24(1): 1-7.

Diane M. McKnight, Duren, S. M. 2004: Biogeochemical processes controlling midday ferrous iron maxima in stream waters affected by acid rock drainage. Applied Geochemistry, 19(7): 1075-1084.

Stock, G. M., Robert S. Anderson, Finkel, R. C. 2004: Cave sediments reveal pace of landscape evolution in the Sierra Nevada, California. Geology, 32(3): 193-196. DOI: 10.1130/G20197.1

Wiles, G. C., D’Arrigo, R. D., Villalba, R., Calkin, P. E., Barclay, D. J. 2004: Century-scale solar variability and Alaskan temperature change over the past millennium. Geophysical Research Letters, 31: article L15203. DOI: 10.1029/2004GL020050

Fulton, J. R., Diane M. McKnight, Foreman, C. M., Cory, R. M., Stedmon, C., Blunt, E. 2004: Changes in fulvic acid redox state through the oxycline of a permanently ice-covered Antarctic lake. Aquatic Sciences, 66(1): 27-46.

Barger, N. N., Ojima, D. S., Belnap, J., Wang, S. P., Wang, Y. F., Chen, Z. Z. 2004: Changes in plant functional groups, litter quality, and soil carbon and nitrogen mineralization with sheep grazing in an Inner Mongolian grassland. Journal of Range Management, 57(6): 613-619. DOI: 10.2111/1551-5028(2004)057[0613:CIPFGL]2.0.CO;2

Henry Loescher, Bentz, J. A., Oberbauer, S. F., Ghosh, T. K., Thompson, R. V., Loyalka, S. K. 2004: Characterization and dry deposition of carbonaceous aerosols in a wet tropical forest canopy. Journal of Geophysical Research—Atmospheres, 109: D02309. DOI: 10.1029/2002JD003353

Detlev Helmig, Revermann, T., Hall, B. 2004: Characterization of a pressurized C5-C16 hydrocarbon gas calibration standard for air analysis. Analytical Chemistry, 76(22): 6528-6534.

Roe, G. H., Steig, E. J. 2004: Characterization of millennial-scale climate variability. Journal of Climate, 17(10): 1929-1944.

Brown, A., Diane M. McKnight, Chin, Y.-P., Roberts, E. C., Uhle, M. 2004: Chemical characterization of dissolved organic material in Pony Lake, a saline coastal pond in Antarctica. Marine Chemistry, 89(1-4): 327-337.

Porter-Smith, R., Harris, P. T., Andersen, O. B., Coleman, R., Greenslade, D., Chris Jenkins 2004: Classification of the Australian continental shelf based on predicted sediment threshold exceedance from tidal currents and swell waves. Marine Geology, 211(1-2): 1-20.

Nylen, T. H., Andrew G. Fountain, Doran, P. T. 2004: Climatology of katabatic winds in the McMurdo Dry Valleys, southern Victoria Land, Antarctica. Journal of Geophysical Research-Atmospheres, 109(D3): D03114. DOI: 10.1029/2003JD003937

MacKinnon, D. J., Gary Clow, Tigges, R. K., Richard Reynolds, Chavez, P. S. 2004: Comparison of aerodynamically and model-derived roughness lengths (zo) over diverse surfaces, central Mojave Desert, California, USA. Geomorphology, 63(1-2): 103-113.

Katharine Suding, LeJeune, K. D., Tim Seastedt 2004: Competitive impacts and responses of an invasive weed: Dependencies on nitrogen and phosphorus availability. Oecologia, 141: 526-535.

Cory ClevelandCleveland, C. C., Neff, J. C., Townsend, A. R., Hood, E. 2004: Composition, dynamics, and fate of leached dissolved organic matter in terrestrial ecosystems: Results from a decomposition experiment. Ecosystems, 7(3): 275-285. DOI: 10.1007/s10021-003-0236-7

Keefe, S. H., Barber, L. B., Runkel, R. L., Ryan, J. N., Diane M. McKnight, Wass, R. D. 2004: Conservative and reactive solute transport in constructed wetlands. Water Resources Research, 40: article W01201.

Magee, J. W., Gifford H. Miller, Spooner, N. A., Questiaux, D. 2004: Continuous 150 k.y. monsoon record from Lake Eyre, Australia: Insolation-forcing implications and unexpected Holocene failure. Geology, 32(10): 885-888. DOI: 10.1130/G20672.1

Vivit, D. V., Schulz, M. S., White, A. F., Suzanne Anderson 2004: Cycling of Si in a marine terrace chronosequence demonstrated by pore-water Ge/Si ratios. In Wanty, R. and Seal, R. (eds.), Eleventh International Symposium on Water-Rock Interaction, vol. 1. Rotterdam: Balkema, 887-890.

Pantoja, S., Julio Sepúlveda, González, H. 2004: Decomposition of sinking proteinaceous material during fall in the oxygen minimum zone off northern Chile. Deep Sea Research I, 51: 55-70. DOI: 10.1016/j.dsr.2003.09.005

Gooseff, M. N., Diane M. McKnight, Runkel, R. L., Duff, J. H. 2004: Denitrification and hydrologic transient storage in a glacial meltwater stream, McMurdo Dry Valleys, Antarctica. Limnology and Oceanography, 49(5): 1884-1895. DOI: 10.4319/lo.2004.49.5.1884

John T. Andrews, Dunhill, G. 2004: Early to mid-Holocene Atlantic Water influx and deglacial meltwater events, Beaufort Sea Slope, Arctic Ocean. Quaternary Research, 61(1): 14-21.

Svenning, J. C., Kinner, D. A., Robert F. Stallard, Engelbrecht, B. M. J., Wright, S. J. 2004: Ecological determinism in plant community structure across a tropical forest landscape. Ecology, 85(9): 2526-2538.

Palmer, M., Bernhardt, E., Chornesky, E., Collins, S., Dobson, A., Duke, C., Gold, B., Jacobson, R., Kingsland, S., Kranz, R., Mappin, M., Martinez, M. L., Micheli, F., Morse, J., Pace, M., Pascual, M., Palumbi, S., Reichman, O. J., Simons, A., Townsend, A. R., Turner, M. 2004: Ecology for a crowded planet. Science, 304(5675): 1251-1252. DOI: 10.1126/science.1095780

Ortiz, J. D., O'Connell, S. B., DelViscio, J., Dean, W., Carriquiry, J. D., Tom Marchitto, Zheng, Y., van Geen, A. 2004: Enhanced marine productivity off western North America during warm climate intervals of the past 52 k.y. Geology, 32(6): 521-524.

Noah P. Molotch, Fassnacht, S. R., Bales, R. C., Helfrich, S. R. 2004: Estimating the distribution of snow water equivalent and snow extent beneath cloud-cover in the Salt-Verde River basin, Arizona. Hydrological Processes, 18(9): 1595-1611. DOI: 10.1002/hyp.1408

Martin, R. V., Parrish, D. D., Ryerson, T. B., Nicks Jr, D. K., Chance, K., Kurosu, T. P., Alan Fried, Wert, B. P., Jacob, D. J., Sturges, E. D. 2004: Evaluation of GOME satellite measurements of tropospheric NO2 and HCHO using regional data from aircraft campaigns in the southeastern United States. Journal of Geophysical Research—Atmospheres, 109: D24307. DOI: 10.1029/2004JD004869

Johnson, S. Y., Nelson, A. R., Personius, S. F., Wells, R. E., Kelsey, H. M., Sherrod, B. L., Okumura, K., Koehler, R., Witter, R. C., Bradley, L.-A., Harding, D. J. 2004: Evidence for late Holocene earthquakes on the Utsalady Point fault, northern Puget lowland, Washington. Bulletin of the Seismological Society of America, 94(6): 2299-2316.

Monnin, E., Steig, E. J., Siegenthaler, U., Kawamura, K., Schwander, J., Stauffer, B., Stocker, T. F., Morse, D. L., Barnola, J.-M., Bellier, B., Raynaud, D., Fischer, H. 2004: Evidence for substantial accumulation rate variability in Antarctica during the Holocene, through synchronization of CO2 in the Taylor Dome, Dome C and DML ice cores. Earth and Planetary Science Letters, 224(1-2): 45-54. DOI: 10.1016/j.epsl.2004.05.007

Andrew G. Fountain, Tranter, M., Nylen, T. H., Lewis, K. J., Mueller, D. R. 2004: Evolution of cryoconite holes and their contribution to meltwater runoff from glaciers in the McMurdo Dry Valleys, Antarctica. Journal of Glaciology, 50(168): 35-45.

Kubo, Y. 2004: Experimental and numerical study of topographic effects on deposition from two-dimensional, particle-driven density currents. Sedimentary Geology, 164(3-4): 311-326. DOI: 10.1016/j.sedgeo.2003.11.002

Tranter, M., Andrew G. Fountain, Fritsen, C. H., Lyons, W. B., Priscu, J. C., Statham, P. J., Welch, K. A. 2004: Extreme hydrochemical conditions in natural microcosms entombed within Antarctic ice. Hydrological Processes, 18(2): 379-387.

Curran, K. J., Hill, P. S., Milligan, T. G., Cowan, E. A., Jaia Syvitski, Konings, S. M. 2004: Fine-grained sediment flocculation below the Hubbard Glacier meltwater plume, Disenchantment Bay, Alaska. Marine Geology, 203(1-2): 83-94. DOI: 10.1016/S0025-3227(03)00327-X

Hunerlach, M. P., Alpers, C. N., Marvin-DiPascuale, M., Howard E. Taylor, DeWild, J. F. 2004: Geochemistry of mercury and other trace elements in fluvial tailings of Daguerre Point Dam, Yuba River, California, August 2001. U.S. Geological Survey Scientific Investigations Report 2004-5165

Huber, U. M., Vera Markgraf, Schäbitz, F. 2004: Geographical and temporal trends in Late Quaternary fire histories of Fuego-Patagonia, South America. Quaternary Science Reviews, 23(9-10): 1079-1097. DOI: 10.1016/j.quascirev.2003.11.002

Andrew G. Fountain 2004: Glacier caves. In Culver, D.C. and White, W.B. (eds.), Encyclopedia of Caves. New York: Academic Press, 271-275.

Bishop, M. P., Olsenholler, J. A., Shroder, J. F., Barry, R. G., Raup, B. H., Bush, A. B. G., Copland, L., Dwyer J. L., Andrew G. Fountain, Haeberli, W., Kääb, A., Paul, F., Hall, D.K., Kargel, J. S., Molnia, B. F., Trabant, D. C., Wessels, R. 2004: Global land ice measurements from space (GLIMS): Remote sensing and GIS investigations of the earth's cryosphere. Geocarto International, 19(2): 57-84.

Nelson, A. R., Asquith, A. C., Grants, W. C. 2004: Great earthquakes and tsunamis of the past 2000 years at the Salmon River estuary, central Oregon coast, USA. Bulletin of the Seismological Society of America, 94(4): 1276-1292.

Marshall, H.-P., Koh, G., Forster, R. R. 2004: Ground-based frequency-modulated continuous wave radar measurements in wet and dry snowpacks, Colorado, USA: An analysis and summary of the 2002-03 NASA CLPX data. Hydrological Processes, 18: 3609-3622.

Alton C. Byers 2004: Guidelines for sustainable mountain development. Paper prepared for the Center for Strategic and International Studies, Global Strategy Institute, Washington, D.C.

North Greenland Ice Core Project members, including, James W. C. White 2004: High resolution climate record of the Northern Hemisphere into the last interglacial period. Nature, 431: 147-151. DOI: 10.1038/nature02805

Mayewski, P. A., Rohling, E. E., Stager, J. C., Karlén, W., Maasch, K. A., Meeker, L. D., Meyerson, E. A., Gasse, F., van Kreveld, S., Holmgrend, K., Lee-Thorph, J., Rosqvist, G., Rack, F., Staubwasser, M., Schneiderk, R. R., Steig, E. J. 2004: Holocene climate variability. Quaternary Research, 62(3): 243-255.

Sherrod, B. L., Brocher, T. M., Weaver, C. S., Bucknam, R. C., Blakely, R. J., Kelsey, H. M., Nelson, A. R., Haugerud, R. 2004: Holocene fault scarps near Tacoma, Washington, USA. Geology, 32(1): 9-12.

Daniel R. Muhs, McGeehin, J. P., Been, J., Fisher, E. 2004: Holocene loess deposition and soil formation as competing processes, Matanuska Valley, southern Alaska. Quaternary Research, 61: 265-276.

Kaufman, D. S., Ager, T. A., Anderson, N. J., Anderson, P. M., John T. Andrews, Bartlein, P. J., Brubaker, L. B., Coats, L. L., Cwynar, L. C., Duvall, M. L., Dyke, A. S., Edwards, M. E., Eisner, W. R., Gajewski, K., Giersdóttir, A., Hu, F. S., Anne Jennings, Kaplan, M. R., Kerwin, M. W., Lozhkin, A. V., MacDonald, G. M., Gifford H. Miller, Mock, C. J., Oswald, W. W., Otto-Bliesner, B. L., Porinchu, D. F., Rühland, K., Smol, J. P., Steig, E. J., Wolfe, B. B. 2004: Holocene thermal maximum in the western Arctic (0-180W). Quaternary Science Reviews, 23(5-6): 529-560. DOI: 10.1016/j.quascirev.2003.09.007

Kinner, D. A., Robert F. Stallard 2004: Identifying storm flow pathways in a rainforest catchment using hydrological and geochemical modelling. Hydrological Processes, 18(15): 2851-2875.

Noah P. Molotch, Painter, T. H., Bales, R. C., Dozier, J. 2004: Incorporating remotely sensed snow albedo into a spatially distributed snowmelt model. Geophysical Research Letters, 31: L03501. DOI: 10.1029/2003GL019063

Diane M. McKnight, Runkel, R. L., Tate, C. M., Duff, J. H., Moorhead, D. L. 2004: Inorganic N and P dynamics of Antarctic glacial meltwater streams as controlled by hyporheic exchange and benthic autotrophic communities. Journal of the North American Benthological Society, 23: 171-188.

Nemergut, D. R., Martin, A. P., Schmidt, S. K. 2004: Integron diversity in heavy metal contaminated mine tailings and inferences about integron evolution. Applied and Environmental Microbiology, 70: 1160-1168. DOI: 10.1128/AEM.70.2.1160-1168.2004

Rosenthal, Y., Perron-Cashman, S., Lear, C. H., Bard, E., Barker, S., Billups, K., Bryan, M., Delaney, M. L., de Menocal, P. B., Dwyer, G. S., Elderfield, H., German, C. R., Greaves, M., Lea, D. W., Tom Marchitto, Pak, D. K., Paradis, G. L., Russell, A. D., Schneider, R. R., Scheiderich, K., Stott, L., Tachikawa, K., Tappa, E., Thunell, R., Wara, M., Weldeab, S., Wilson, P. A. 2004: Interlaboratory comparison study of Mg/Ca and Sr/Ca measurements in planktonic foraminifera for paleoceanographic research. Geochemistry, Geophysics, Geosystems, 5(4): article Q04D09. DOI: 10.1029/2003GC000650

Cacchione, D. A., Pratson, L. F. 2004: Internal tides and the continental slope. American Scientist, 92(2): 130-137. DOI: 10.1511/2004.2.130

Tom Marchitto 2004: Lack of a significant temperature influence on the incorporation of Cd into benthic foraminiferal tests. Geochemistry, Geophysics, Geosystems, 5(10): article Q10D11. DOI: 10.1029/2004GC000753

Axford, Y., Kaufman, D. S. 2004: Late glacial and Holocene glacier and vegetation fluctuations at Little Swift Lake, southwestern Alaska, U.S.A. Arctic, Antarctic, and Alpine Research, 36(2): 139-146.

Susann Stolze 2004: Late glacial to recent terrestrialization history of Melln Lake, Brandenburg, Germany. Palynology, 28: 264.

Fedje, D. W., Mackie, Q., E. James Dixon, Heaton, T. H. 2004: Late Wisconsin environments and archaeological visibility on the northern Northwest Coast. In Madsen, D.B. (ed.), Entering America: Northeast Asia and Beringia before the Last Glacial Maximum. University of Utah Press, 97-138.

Bill Bowman, Steltzer, H., Rosenstiel, T. N., Cory Cleveland, Meier, C. L. 2004: Litter effects of two co-occurring alpine species on plant growth, microbial activity and immobilization of nitrogen. Oikos, 104: 336-344.

Cook, E. R., Woodhouse, C. A., Eakin, C. M., Meko, D. M., Stahle, D. W. 2004: Long-term aridity changes in the western United States. Science, 306: 1015-1018. DOI: 10.1126/science.1102586

Torizzo, M., Pitlick, J. 2004: Magnitude-frequency of bed load transport in mountain streams in Colorado. Journal of Hydrology, 290(1-2): 137-151.

T. Nelson Caine 2004: Mechanical and chemical denudation in mountain systems. In Owens, P. and Slaymaker, O. (eds.), Mountain Geomorphology. London: Edward Arnold, 132-152.

Ley, R., Mark Williams, Schmidt, S. 2004: Microbial population dynamics in an extreme environment: Controlling factors in talus soils at 3750m in the Colorado Rocky Mountains. Biogeochemistry, 68(3): 297-311.

Funder, S., Anne Jennings, Kelly, M. 2004: Middle and late Quaternary glacial limits in Greenland. In Ehlers, J. and Gibbard, P. L. (eds.), Quaternary Glaciations--Extent and Chronology, Part II: North America. Elsevier, 425-430.

Daniel R. Muhs 2004: Mineralogical maturity in dunefields of North America, Africa and Australia. Geomorphology, 59: 247-269.

Pratson, L., Swenson, J., Albert J. Kettner, Fedele, J., Postma, G., Niedoroda, A., Friedrichs, C., Jaia Syvitski, Paola, C., Steckler, M., Eric Hutton, Reed, C., van Dijk, M., Das, H. 2004: Modeling continental shelf formation in the Adriatic Sea and elsewhere. Oceanography, 17(4): 118-131.

2004: Modem calibration of phytolith carbon isotope signatures for C-3/C-4 paleograssland reconstruction. Palaeogeography, Palaeoclimatology, Palaeoecology 207(3-4): 277-304 Sp. Iss. SI, MAY 20

Jackson, S. T., Williams, J. W. 2004: Modern analogs in Quaternary paleoecology: Here today, gone yesterday, gone tomorrow?. Annual Review of Earth and Planetary Sciences, 32: 495-537.

Smith, F.A., James W. C. White 2004: Modern calibration of phytolith carbon isotope signatures for C3/C4 paleograssland reconstruction. Palaeogeography, Palaeoclimatology, Palaeoecology, 207(3-4): 277-304. DOI: 10.1016/j.palaeo.2003.09.029

Anne Jennings, Weiner, N. J., Helgadottir, G., John T. Andrews 2004: Modern foraminiferal faunas of the SW to N Iceland Shelf: Oceanographic and environmental controls. Journal of Foraminiferal Research, 34: 180-207.

Buchler, B., Bradley, R., Messerli, B., Reasoner, M. 2004: MRI newsletter 3: Understanding climate change in mountains. Mountain Research and Development, 24(2): 176-177.

Galloway, J. N., Dentener, F. J., Capone, D. G., Boyer, E. W., Howarth, R. W., Seitzinger, S. P., Asner, G. P., Cory Cleveland, Greene, P. A., Holland, E. A., Karl, D. M., Michaels, A. F., Porter, J. H., Townsend, A. R., Vörösmarty, C. J. 2004: Nitrogen cycles: Past, present and future. Biogeochemistry, 70(2): 153-226. DOI: 10.1007/s10533-004-0370-0

2004: No Title. Colorado Geological Survey Open-File Report 02-4

Andersen, A., Koç, N., Anne JenningsJohn T. Andrews 2004: Nonuniform response of the major surface currents of the Nordic Seas to insolation forcing: Implications for the Holocene climate variability. Paleoceanography, 19(2): article PA2003. DOI: 10.1029/2002PA000873

2004: Ocean influences on multi-decadal drought frequency in the conterminous ( United States. Proceedings of the Pacific Climate (PACLIM) workshop(

McCabe, G. J., Palecki, M. A., Betancourt, J. L. 2004: Pacific and Atlantic Ocean influences on multidecadal drought frequency in the United States. Proceedings of the National Academy of Sciences, 101(12): 4136-4141. DOI: 10.1073/pnas.0306738101

Booth, R. K., Jackson, S. T., Gray, C. E. D. 2004: Paleoecology and high-resolution paleohydrology of a kettle peatland in upper Michigan. Quaternary Research, 61(1): 1-13.

Asner, G. P., Townsend, A. R., Bustamante, M. M. C., Nardoto, G. B., Olander, L. P. 2004: Pasture degradation in the central Amazon: Linking changes in carbon and nutrient cycling with remote sensing. Global Change Biology, 10(5): 844-862. DOI: 10.1111/j.1529-8817.2003.00766.x

Stroud, C., Madronich, S., Atlas, C., Cantrell, C., Alan Fried, Wert, B., Ridley, B., Eisele, F., Mauldin, L., Shetter, R., Lefer, B., Flocke, F., Weinheimmer, A., Coffey, M., Heikes, B., Talbot, R., Blake, D. 2004: Photochemistry in the Arctic free troposphere: Ozone budget and its dependence on nitrogen oxides and the production rate of free radicals. Journal of Atmospheric Chemistry, 47: 107-138

Leanne LestakWilliam F. Manley, Maslanik, J. A. 2004: Photogrammetric analysis of coastal erosion along the Chukchi coast at Barrow, Alaska. Berichte zur Polar und Meeresforschung, 482: 38-40.

E. James Dixon 2004: Pioneers of Beringian archeology. Northern Expanse: The International Decade of Indigenous Peoples of the World, Year 10: 144-147.

Kaufman, D. S., William F. Manley 2004: Pleistocene Maximum and Late Wisconsinan glacier extents across Alaska, U.S.A.. In Ehlers, J. and Gibbard, P.L. (eds.), Quaternary Glaciations--Extent and Chronology, Part II: North America. Elsevier, 9-27. DOI: 10.1016/S1571-0866(04)80182-9

Kerwin, M. W., Overpeck, J. T., Webb, R. S., Anderson, K. 2004: Pollen-based summer temperature reconstructions for the eastern Canadian boreal forest, subarctic, and Arctic. Quaternary Science Reviews, 23(18-19): 1901-1924.

McCabe, G. J., Bunnell, J. 2004: Precipitation and the occurrence of Lyme disease in the northeastern United States. Vector-Borne and Zoonotic Diseases, 4(2): 143-148.

Suzanne Anderson, Blum, J., Brantley, S. L., Chadwick, O., Chorover, J., Derry, L. A., Drever, J. I., Hering, J. G., Kirchner, J. W., Kump, L. R., Richter, D., White, A. F. 2004: Proposed initiative would study Earth's weathering engine. Eos Transactions, 85(28): 265, 269-272.

Cynthia Nevison, Lueker, T. J., Weiss, R. F. 2004: Quantifying the nitrous oxide source from coastal upwelling. Global Biogeochemical Cycles, 18: article GB1018.

Wooller, M. J., Francis, D., Fogel, M. L., Gifford H. Miller, Walker, I. R., Wolfe, A. P. 2004: Quantitative paleotemperature estimates from d18O of chironomid head capsules preserved in arctic lake sediments. Journal of Paleolimnology, 31(3): 267-274. DOI: 10.1023/B:JOPL.0000021944.45561.32

Dunhill, G., John T. Andrews, Kristjánsdóttir, G. B. 2004: Radiocarbon date list X: Baffin Bay, Baffin Island, Iceland, Labrador, and the northern North Atlantic. Occasional Paper No. 56, Institute of Arctic and Alpine Research, University of Colorado, Boulder: 77 pp.

Verplanck, P. L., Nordstrom, D. K., Howard E. Taylor, Kimball, B. A. 2004: Rare earth element partitioning between hydrous ferric oxides and acid mine water during iron oxidation. Applied Geochemistry, 19(8): 1339-1354.

Gooseff, M. N., Diane M. McKnight, Runkel, R. L. 2004: Reach-scale cation exchange controls on major ion chemistry of an Antarctic glacial meltwater stream. Aquatic Geochemistry, 10(3-4): 221-238.

Schneider, D. P., Steig, E. J., Comiso, J. C. 2004: Recent climate variability in Antarctica from satellite-derived temperature data. Journal of Climate, 17(7): 1569-1583.

Richard Reynolds, Rosenbaum, J. G., Rapp, J., Kerwin, M. W., Bradbury, J. P., Colman, S., Adam, D. 2004: Record of late Pleistocene glaciation and deglaciation in the southern Cascade Range. I. Petrological evidence from lacustrine sediment in Upper Klamath Lake, southern Oregon(. Journal of Paleolimnology, 31(2): 217-233.

Rosenbaum, J. G., Richard Reynolds 2004: Record of Late Pleistocene glaciation and deglaciation in the southern Cascade Range. II. Flux of glacial flour in a sediment core from Upper Klamath Lake, Oregon. Journal of Paleolimnology, 31(2): 235-252.

Mangan, J. M., Overpeck, J. T., Webb, R. S., Wessman, C., Goetz, A. F. H. 2004: Response of Nebraska Sand Hills natural vegetation to drought, fire, grazing, and plant functional type shifts as simulated by the century model. Climatic Change, 63(1-2): 49-90.

Jaia Syvitski 2004: River plume. In Goudie, A. S. (ed.), Encyclopedia of Geomorphology, volume 2. London: Routledge, 866-867.

Hastings, M. G., Steig, E. J., Sigman, D. M. 2004: Seasonal variations in N and O isotopes of nitrate in snow at Summit, Greenland: Implications for the study of nitrate in snow and ice cores. Journal of Geophysical Research--Atmospheres, 109(D20): article D20306.

John Behrendt, Blankenship, D. D., Morse, D. L., Bell, R. E. 2004: Shallow-source aeromagnetic anomalies observed over the West Antarctic Ice Sheet compared with coincident bed topography from radar ice sounding: New evidence for glacial "removal" of subglacially erupted late Cenozoic rift-related volcanic edifices. Global and Planetary Change, 42: 177-193. DOI: 10.1016/j.gloplacha.2003.10.006

Steltzer, H. 2004: Soil carbon sequestration with forest expansion in an arctic forest-tundra landscape. Canadian Journal of Forest Research/Revue Canadienne de Recherche Forestiere, 34(7): 1538-1542.

Wolf, J. J., Beatty, S. W., Tim Seastedt 2004: Soil characteristics of Rocky Mountain National Park grasslands invaded by Melilotus officinalis and M. alba. Journal of Biogeography, 31: 415-424. DOI: 10.1046/j.0305-0270.2003.00983.x

Cory Cleveland, Townsend, A. R., Constance, B. C., Ley, R. E., Schmidt, S. K. 2004: Soil microbial dynamics in Costa Rica: Seasonal and biogeochemical constraints. Biotropica, 36(2): 184-195.

Fryer, G. J., Watts, P., Pratson, L. F. 2004: Source of the great tsunami of 1 April 1946: A landslide in the upper Aleutian forearc. Marine Geology, 203(3-4): 201-218.

Liu, F., Mark WilliamsT. Nelson Caine 2004: Source waters and flowpaths in a seasonally snow-covered catchment. Water Resources Research, 40: article W09401.

2004: Sources of ancient maize found in Chacoan great houses. U.S. Geological Survey Fact Sheet 2004-3035, 4 p.(

Khalsa, S. J. S., Dyurgerov, M. B., Khromova, T., Raup, B. H., Barry, R. G. 2004: Space-based mapping of glacier changes using ASTER and GIS tools. IEEE Transactions on Geoscience and Remote Sensing, 42(10): 2177-2183.

Graves, A., Tweedie, C. E., Zaks, D., Serbin, S., William F. Manley, Brown, J., Bulger, R. 2004: Spatial data infrastructure supports long term measurements to detect arctic change. Berichte zur Polar und Meeresforschung, 482: 29-30.

Bruce H. Vaughn, Ferretti, D., Miller, J., James W. C. White 2004: Stable isotope measurements of atmospheric CO2 and CH4. In de Groot, P.A. (ed.), Handbook of Stable Isotope Analytical Techniques, volume 1, chapter 14. Elsevier, 272-304.

Cynthia Nevison, Kinnison, D. E., Weiss, R. F. 2004: Stratospheric influences on the tropospheric seasonal cycles of nitrous oxide and chlorofluorocarbons. Geophysical Research Letters, 31: article L20103.

Castaneda, I. S., Smith, M. L., Kristjánsdóttir, G. B., John T. Andrews 2004: Temporal changes in Holocene delta18O records from the northwest and central North Iceland Shelf. Journal of Quaternary Science, 19(4): 321-334. DOI: 10.1002/jqs.841

Kessler, M. A., Robert S. Anderson 2004: Testing a numerical glacial hydrological model using spring speed-up events and outburst floods. Geophysical Review Letters, 31: article L18503. DOI: 10.1029/2004GL020622

Olson, J. R., Crawford, J., Chen, G., Alan Fried, Evans, M., Jordon, C., Sandholm, S., Davis, D., Anderson, B., Avery, M., Barrick, J., Blake, D., Brune, W., Eisele, F., Flocke, F., Harder, H., Jacob, D., Kondo, Y., Lefer, B., Martinez, M., Mauldin, R., Sachse, G., Shetter, R., Singh, H., Talbot, R., Tan, D. 2004: Testing fast photochemical theory during TRACE-P based on measurements of OH, HO2, and CH2O. Journal of Geophysical Research—Atmospheres, 109(D15): S10. DOI: 10.1029/2003JD004278

Porazinska, D. L., Andrew G. Fountain, Nylen, T. H., Tranter, M., Virginia, R. A., Wall, D. H. 2004: The biodiversity and biogeochemistry of cryoconite holes from McMurdo Dry Valley glaciers, Antarctica. Arctic, Antarctic, and Alpine Research, 36(1): 84-91.

Borns, H. W., Doner, L. A., Dorion, C. C., Jacobson, Jr., G. L., Kaplan, M. R., Kreutz, K. J., Lowell, T. V., Thompson, W. B., Wedde, T. K. 2004: The deglaciation of Maine, U.S.A. In Ehlers, J. and Gibbard, P. L. (eds.), Quaternary Glaciations--Extent and Chronology, Part II: North America. Elsevier, 89-109.

2004: The geochemical and magnetic record of coal-combustion products in West Virginia reservoir sediments and soils. In: Hill, R.J.; Leventhal, J.; Aizenshtat, Z.; Baedecker, M.J.; Claypool, G.; Eganhouse, R.; Goldhaber, M.;Peters, K. (eds.), Geochemical Investigations in Earth and Space Science. The Geochemical Society, Publication No. 9, p. 159-186.

Bradbury, J. P., Colman, S. M., Richard Reynolds 2004: The history of recent limnological changes and human impact on Upper Klamath Lake, Oregon. Journal of Paleolimnology, 31(2): 151-165.

Benson, L., Madole, R. F. 2004: The probable importance of snow and sediment shielding on cosmogenic ages of north-central Colorado Pinedale and pre-Pinedale moraines. Quaternary Science Reviews, 23(1-2): 193-206.

Martin, A. P., Costello, E. K., Meyer, A., Nemergut, D. R., Schmidt, S. K. 2004: The rate and pattern of cladogenesis in microbes. Evolution, 58(5): 946-955.

Rupper, S., Steig, E. J., Roe, G. 2004: The relationship between snow accumulation at Mt. Logan, Yukon, Canada, and climate variability in the North Pacific. Journal of Climate, 17(24): 4724-4739. DOI: 10.1175/JCLI-3202.1

Benson, L. 2004: The tufas of Pyramid Lake, Nevada. U.S. Geological Survey Circular 1267, 15 p.

Giraudeau, J., Anne JenningsJohn T. Andrews 2004: Timing and mechanisms of surface and intermediate water circulation changes in the Nordic Seas over the last 10,000 cal years: A view from the North Iceland shelf. Quaternary Science Reviews, 23(20-22): 2127-2139.

Abbott, M., Einerson, J., Schuster, P., Susong, D., Howard E. Taylor 2004: Trace elements and common ions in southeastern Idaho snow: Regional air pollutant tracers for source area emissions. Fuel Processing Technology, 85(6-7): 657-671.

Lyford, M. E., Jackson, S. T., Gray, S. T., Eddy, R. G. 2004: Validating the use of woodrat (Neotoma) middens for documenting natural invasions. Journal of Biogeography, 31(2): 333-342.

Gordon, W. S., Famiglietti, J. S., Fowler, N. L., Timothy Kittel, Hibbard, K. A. 2004: Validation of simulated runoff from six terrestrial ecosystem models: Results from VEMAP. Ecological Applications, 14(2): 527-545. DOI: 10.1890/02-5287

Timothy Kittel, Rosenbloom, N., Royle, J. A., Daly, A. C., Gibson, W. P., Fisher, H. H., Thornton, P., Yates, D., Aulenbach, S., Kaufman, C., McKeown, R., Bachelet, D., Schimel, D., VEMAP2 Participants 2004: VEMAP Phase 2 bioclimatic database. I. Gridded historical (20th century) climate for modeling ecosystem dynamics across the conterminous USA. Climate Research, 27(2): 151-170. Dataset access. DOI: 10.3354/cr027151

McCleskey, R. B., Ball, J. W., Nordstrom, D. K., Holloway, J. M., Howard E. Taylor 2004: Water-chemistry data for selected springs, geysers, and streams in Yellowstone National Park, Wyoming, 2001-2002. U.S. Geological Survey Open-File Report 2004-1316, 75 p.