Ecosystems |
2008 Publications
The citations that follow describe published scientific articles, books, and reports authored by INSTAAR personnel for 2008. See also:
Browse by scrolling or use the find feature from your browser: Aleinikoff, J. N., Muhs, D. R., Bettis, E. A., III, Johnson, W. C., Fanning, C. M., and Benton, R., 2008: Isotopic evidence for the diversity of late Quaternary loess in Nebraska: Glaciogenic and nonglaciogenic sources. Geological Society of America Bulletin, 120: 1362–1377. doi: 10.1130/B26222.1. Anderson, R. K., Miller, G. H., Briner, J. P., Lifton, N. A., and DeVogel, S. B., 2008: A millennial perspective on Arctic warming from 14C in quartz and plants emerging from beneath ice caps. Geophysical Research Letters, 35: article L01502. doi: 10.1029/2007GL032057. Anderson, S. P., Bales, R. C., and Duffy, C. J., 2008: Critical zone observatories: Building a network to advance interdisciplinary study of Earth surface processes. Mineralogical Magazine, 72 (1): 7–10. doi: 10.1180/minmag.2008.072.1.7. Andreev, A. A., Lubinski, D. J., Bobrov, A. A., Ingolfsson, O., Forman, S. L., Tarasov, P. E., and Moller, P., 2008: Early Holocene environments on October Revolution Island, Severnaya Zemlya, Arctic Russia. Palaeogeography Palaeoclimatology Palaeoecology, 267 (1-2): 21–30. doi: 10.1016/j.palaeo.2008.05.002. Andrews, J. T., 2008: The role of the Iceland Ice Sheet in sediment delivery to the North Atlantic during the late Quaternary: How important was it? Evidence from the area of Denmark Strait. Journal of Quaternary Science, 23 (1): 3–20. doi: 10.1002/jqs.1142. Andrews, J. T., Hardardóttir, J., Stoner, J. S., and Principato, S. M., 2008: Holocene sediment magnetic properties along a transect from Ísafjardardjúp to Djúpáll, northwest Iceland. Arctic, Antarctic, and Alpine Research, 40 (1): 1–14. Antweiler, R. C., and Taylor, H. E., 2008: An evaluation of statistical treatments of left censored environmental data using coincident uncensored datasets: I. Summary statistics. Environmental Science and Technology, 42 (10): 3732–3738. Ashton, I. W., Miller, A. E., Bowman, W. D., and Suding, K. N., 2008: Nitrogen preferences and plant-soil feedbacks as influenced by neighbors in the alpine tundra. Oecologia, 156 (3): 625–636. Axford, Y., Geirsdóttir, Á., Miller, G. H., and Langdon, P. G., 2008: Climate of the Little Ice Age and the past 2000 years in northeast Iceland inferred from chironomids and other lake sediment proxies. Journal of Paleolimnology, 41 (1): 7–24. doi: 10.1007/s10933-008-9251-1. Barkley, M. P., Palmer, P. I., Kuhn, U., Kesselmeier, J., Chance, K., Kurosu, T. P., Martin, R. V., Helmig, D., and Guenther, A., 2008: Net ecosystem fluxes of isoprene over tropical South America inferred from GOME observations of HCHO columns. Journal of Geophysical Research—Atmospheres, 113 (D20): article D20304. doi: 10.1029/2008JD009863. Barrett, J. E., Virginia, R. A., Wall, D. H., Doran, P. T., Fountain, A. G., Welch, K. A., and Lyons, W. B., 2008: Persistent effects of a discrete warming event on a polar desert ecosystem. Global Change Biology, 14 (10): 2249–2261. doi: 10.1111/j.1365-2486.2008.01641.x. Barrows, T. T., Lehman, S. J., Fifield, K. L., and De Deckker, P., 2008: Response to comment on “Absence of cooling in New Zealand and the adjacent ocean during the Younger Dryas Chronozone.” Science, 320 (5877): 746. doi: 10.1126/science.1152216. Barthold, F. K., Stallard, R. F., and Elsenbeer, H., 2008: Soil nutrient-landscape relationships in a lowland tropical rainforest in Panama. Forest Ecology and Management, 255 (3-4): 1135–1148. doi: 10.1016/j.foreco.2007.09.089. Bartholomaus, T., Anderson, R. S., and Anderson, S. P., 2008: Backstory: Midnight glacier hikes. Nature Geoscience, 1 (1): E1. doi:10.1038/ngeo.2007.54. Bartholomaus, T., Anderson, R. S., and Anderson, S. P., 2008: Response of glacier basal motion to transient water storage. Nature Geoscience, 1 (1): 33–37. doi:10.1038/ngeo.2007.52. Bebbington, A., and Williams, M. W., 2008: Water and mining conflicts in Peru. Mountain Research and Development, 28 (3/4): 190–195. doi: 10.1659/mrd.1039. Benedict, J. B., Benedict, R. J., Lee, C. M., and Staley, D. M., 2008: Spruce trees from a melting ice patch: Evidence for Holocene climatic change in the Colorado Rocky Mountains, USA. The Holocene, 18 (7): 1067–1076. Benson, L., 2008: Impact of drought on prehistoric Western Native Americans. In California Drought: An Update 2008. Sacramento: California Department of Water Resources, Sacramento, 28–35. Benson, L. V., Taylor, H. E., Peterson, K. A., Shattock, B. D., Ramotnik, C. A., and Stein, J. R., 2008: Development and evaluation of geochemical methods for the sourcing of archaeological maize. Journal of Archaeological Science, 35 (4): 912–921. doi: 10.1016/j.jas.2007.06.018. Bern, C. R., and Townsend, A. R., 2008: Accumulation of atmospheric sulfur in some Costa Rican soils. Journal of Geophysical Research—Biogeosciences, 113: article G03001. doi: 10.1029/2008JG000692. Berné, S., Syvitski, J. P. M., and Trincardi, F. (theme eds.), 2008: Interactions between high-frequency climate changes and deltaic margin architecture. Special theme, Geochemistry Geophysics Geosystems, 9. Bhowmik, N., Richardson, E. V., and Julien, P. Y., 2008: Daryl B. Simons—Hydraulic engineer, researcher, and educator. Journal of Hydraulic Engineering—ASCE, 134 (3): 287–294. Bothner, M. H., Reynolds, R. L., Casso, M. A., Storlazzi, C. D., and Field, M. E., 2008: Sediment mobility along Molokai’s fringing coral reef: Evidence from sediment traps. In Field, M. E., Cochran, S. A., Logan, J. B., and Storlazzi, C. D. (eds.), The Coral Reef of South Moloka’i, Hawai’i: Portrait of a Sediment-Threatened Fringing Reef. U.S. Geological Survey Scientific Investigations Report 2007-5101: 147–152. Bothwell, M. L., and Spaulding, S. A., 2008: Synopsis: the 2007 International Workshop on Didymosphenia geminata. Canadian Technical Report of Fisheries and Aquatic Sciences 2795. Bowman, W. D., Cleveland, C. C., Halada, L., Hreško, J., and Baron, J. S., 2008: Negative impact of nitrogen deposition on soil buffering capacity. Nature Geoscience, 1: 767–770. doi: 10.1038/ngeo339. Briner, J. P., Miller, G. H., Finkel, R., and Hess, D. P., 2008: Glacial erosion at the fjord onset zone and implications for the organization of ice flow on Baffin Island, Arctic Canada. Geomorphology, 97 (1-2): 126–134. doi: 10.1016/j.geomorph.2007.02.039. Brooks, P. D., and Vivoni, E. R., 2008: Mountain ecohydrology: Quantifying the role of vegetation in the water balance of montane catchments. Ecohydrology, 1 (3): 187–192. doi: 10.1002/eco.27. Brown, P. D., Wurtsbaugh, W. A., and Nydick, K. R., 2008: Lakes and forests as determinants of downstream nutrient concentrations in small mountain watersheds. Arctic, Antarctic, and Alpine Research, 40 (3): 462–469. doi: 10.1657/1523-0430(07-052)[BROWN]2.0.CO;2. Bryan, S. P., and Marchitto, T. M., 2008: The Mg/Ca-temperature proxy in benthic foraminifera: New calibrations from the Florida Straits and a hypothesis regarding Mg/Li. Paleoceanography, 23 (2): article PA2220. doi: 10.1029/2007PA001553. Cain, M. L., Bowman, W. D., and Hacker, S. D., 2008: Ecology. Sunderland, Mass.: Sinauer Associates. Cainey, J. M., Sievering, H., and Ayers, G. P., 2008: Where to now? A synthesis of current views of the CLAW hypothesis. Environmental Chemistry, 4 (6): 406–409. doi: 10.1071/EN07082. Caruso, B. S., Cox, T. J., Runkel, R. L., Velleux, M. L., Bencala, K. E., Nordstrom, D. K., Julien, P. Y., Butler, B. A., Alpers, C. N., Marion, A., and Smith, K. S., 2008: Metals fate and transport modelling in streams and watersheds: State of the science and USEPA workshop review. Hydrological Processes, 22 (19) (special issue): 4011–4021. doi: 10.1002/hyp.7114. Chung, G., Lansey, K., Blowers, P., Brooks, P., Ela, W., Stewart, S., and Wilson, P., 2008: A general water supply planning model: Evaluation of decentralized treatment. Environmental Modeling and Software, 23 (7): 893–905. doi: 10.1016/j.envsoft.2007.10.002. Clayton, J. A., and Pitlick, J., 2008: Persistence of the surface texture of a gravel-bed river during a large flood. Earth Surface Processes and Landforms, 33 (5): 661–673. doi: 10.1002/esp.1567. Cleland, E. E., Clark, C. M., Collins, S. L., Fargione, J. E., Gough, L., Gross, K. L., Milchunas, D. G., Pennings, S. C., Bowman, W. D., Burke, I. C., Lauenroth, W. K., Robertson, G. P., Simpson, J. C., Tilman, D., and Suding, K. N., 2008: Species responses to nitrogen fertilization in herbaceous plant communities, and associated species traits. Ecology, 89 (4): 1175–1175. doi: 10.1890/07-1104.1. Clow, G. D., 2008: USGS Polar Temperature Logging System, Description and Measurement Uncertainties. U.S. Geological Survey Techniques and Methods 2–E3. http://pubs.usgs.gov/tm/tm2e3. Cuna, S., Pendall, E., Miller, J. B., Tans, P. P., Dlugokencky, E., and White, J. W. C., 2008: Separating contributions from natural and anthropogenic sources in atmospheric methane from the Black Sea region, Romania. Applied Geochemistry, 23: 2871–2879. doi: 10.1016/j.apgeochem.2008.04.019. Curry, W. B., and Marchitto, T. M., 2008: A secondary ionization mass spectrometry calibration of Cibicidoides pachyderma Mg/Ca with temperature. Geochemistry, Geophysics, Geosystems, 9 (4): article Q04009. doi: 10.1029/2007GC001620. Demarée, G. R., and Ogilvie, A. E. J., 2008: The Moravian missionaries at the Labrador Coast and their centuries-long contribution to instrumental meteorological observations. Climatic Change, 91 (3-4): 423–450. doi: 10.1007/s10584-008-9420-2. Dixon, E. J., 2008: Archaeology and the first Americans. In Pritzker, B., and Johansen, B. E. (eds.), Encyclopedia of American Indian, volume 1. Santa Barbara: ABC-CLIO, 82–87. Dixon, E. J., 2008: Bifaces from On Your Knees Cave, southeast Alaska. In Carlson, R. L., and Magne, M. P. R. (eds.), Projectile Point Sequences in Northwestern North America, volume 35. Burnaby, British Columbia: Archaeology Press, 11–18. Donselaar, M. E., and Overeem, I., 2008: Connectivity of fluvial point-bar deposits: An example from the Miocene Huesca fluvial fan, Ebro Basin, Spain. AAPG Bulletin, 92 (9): 1109–1129. doi: 10.1306/04180807079. Doran, P. T., McKay, C. P., Fountain, A. G., Nylen, T., McKnight, D. M., Jaros, C., and Barrett, J. E., 2008: Hydrologic response to extreme warm and cold summers in the McMurdo Dry Valleys, East Antarctica. Antarctic Science, 20 (5): 499–509. doi: 10.1017/S0954102008001272. Duhl, T. R., Helmig, D., and Guenther, A., 2008: Sesquiterpene emissions from vegetation: A review. Biogeosciences, 5 (3): 761–777. Dunlap, C. E., Alpers, C. N., Bouse, R., Taylor, H. E., Unruh, D. M., and Flegal, A. R., 2008: The persistence of lead from past gasoline emissions and mining drainage in a large riparian system: Evidence from lead isotopes in the Sacramento River, California. Geochimica et Cosmochimica Acta, 72 (24): 5935–5948. doi: 10.1016/j.gca.2008.10.006. Eberl, D. D., 2008: User’s Guide to HandLens, a Computer Program that Calculates the Chemistry of Minerals in Mixtures. U.S. Geological Survey Open-File Report 2008-1244. Eisele, F., Davis, D. D., Helmig, D., Oltmans, S. J., Neff, W., Huey, G., Tanner, D., Chen, G., Crawford, J., Arimoto, R., Buhr, M., Mauldin, L., Hutterli, M., Dibb, J., Blake, D., Brooks, S. B., Johnson, B., Roberts, J. M., Wang, Y., Tan, D., and Flocke, F., 2008: Antarctic Tropospheric Chemistry Investigation (ANTCI) 2003 overview. Atmospheric Environment, 42 (12): 2749–2761. doi: 10.1016/j.atmosenv.2007.04.013. Elias, S. A., and Crocker, B., 2008: The Bering Land Bridge: A moisture barrier to the dispersal of steppe-tundra biota? Quaternary Science Reviews, 27 (27-28) (special issue): 2473–2483. doi: 10.1016/j.quascirev.2008.09.011. England, J. F., Jr., Velleux, M. L., and Julien, P. Y., 2008: Two-dimensional simulations of extreme floods on a large watershed. Journal of Hydrology, 347 (1-2): 229–241. doi: 10.1016/j.jhydrol.2007.09.034. Esposito, R. M. M., Spaulding, S. A., McKnight, D. M., Van de Vijver, B., Kopalová, K., Lubinski, D., Hall, B., and Whittaker, T., 2008: Inland diatoms from the McMurdo Dry Valleys and James Ross Island, Antarctica. Botany, 86 (12): 1378–1392. doi: 10.1139/B08-100. Fernandez, D. P., Neff, J. C., and Reynolds, R. L., 2008: Biogeochemical and ecological impacts of livestock grazing in semi-arid southeastern Utah, USA. Journal of Arid Environments, 72 (5): 777–791. Flowers, G. E., Björnsson, H., Geirsdóttir, Á., Miller, G. H., Black, J. L., and Clarke, G. K. C., 2008: Holocene climate conditions and glacier variation in central Iceland from physical modelling and empirical evidence. Quaternary Science Reviews, 27 (7-8): 797–813. Flückiger, J., 2008: Climate change: Did You Say “Fast”? Science, 321 (5889): 650–651. doi: 10.1126/science.1159821. Flückiger, J., Knutti, R., White, J. W. C., and Renssen, H., 2008: Modeled seasonality of glacial abrupt climate events. Climate Dynamics, 31 (6): 633–645. doi: 10.1007/s00382-008-0373-y. Fountain, A. G., Nylen, T. H., Tranter, M., and Bagshaw, E., 2008: Temporal variations in physical and chemical features of cryoconite holes on Canada Glacier, McMurdo Dry Valleys, Antarctica. Journal of Geophysical Research—Biogeosciences, 113: article G01S92. doi: 10.1029/2007JG000430. Fréchette, B., de Vernal, A., Guiot, J., Wolfe, A. P., Miller, G. H., Fredskild, B., Kerwin, M. W., and Richard, P. J. H., 2008: Methodological basis for quantitative reconstruction of air temperature and sunshine from pollen assemblages in Arctic Canada and Greenland. Quaternary Science Reviews, 27: 1197–1216. doi: 10.1016/j.quascirev.2008.02.016. Fudge, T. J., Humphrey, N. F., Harper, J. T., and Pfeffer, W. T., 2008: Diurnal fluctuations in borehole water levels: Configuration of the drainage system beneath Bench Glacier, Alaska, USA. Journal of Glaciology, 54 (185): 297–306. Galloway, J. N., Townsend, A. R., Erisman, J. W., Bekunda, M., Cai, Z. C., Freney, J. R., Martinelli, L. A., Seitzinger, S. P., and Sutton, M. A., 2008: Transformation of the nitrogen cycle: Recent trends, questions, and potential solutions. Science, 320 (5878): 889–892. doi: 10.1126/science.1136674. Gardner, E. M., McKnight, D. M., Lewis, W. M., and Miller, M. P., 2008: Effects of nutrient enrichment on phytoplankton in an alpine lake, Colorado, U.S.A. Arctic, Antarctic, and Alpine Research, 40 (1): 55–64. Geirsdóttir, Á., Miller, G. H., Wattrus, N. J., Björnsson, H., and Thors, K., 2008: Stabilization of glaciers terminating in closed water bodies: Evidence and broader implications. Geophysical Research Letters, 35: article L17502. doi: 10.1029/2008GL034432. Gerber, T. P., Pratson, L. F., Wolinsky, M. A., Steel, R., Mohr, J., Swenson, J. B., and Paola, C., 2008: Clinoform progradation by turbidity currents: Modeling and experiments. Journal of Sedimentary Research, 78 (3-4): 220–238. doi: 10.2110/jsr.2008.023. Glantz, M. H. (ed.), 2008: Creeping environmental problems and sustainable development in the Aral Sea basin. Cambridge University Press. Glantz, M. H., 2008: The twenty-first century as “the climate century.” In, Dando, W. A. (ed.), Climate Change and Variation: A Primer for Teachers. Washington, D. C.: National Council for Geographic Education, 72–86. Glantz, M. H., and Ye, Q., 2008: An essay on the interactions between climate and society. Frontiers of Earth Science in China, 2 (3): 356–363. doi: 10.1007/s11707-008-0045-6 Glantz, M. H., and Ye, Q., 2008: Sea level change and the coastal urban flooding. In, Dando, W. A. (ed.), Climate Change and Variation: A Primer for Teachers. Washington, D. C.: National Council for Geographic Education, 112–121. Goff, J. A., Jenkins, C. J., and Williams, S. J., 2008: Seabed mapping and characterization of sediment variability using the usSEABED data base. Continental Shelf Research, 28 (4-5): 614–633. Goldstein, H. L., Reynolds, R. L., Reheis, M. C., Yount, J. C., and Neff, J. C., 2008: Compositional trends in aeolian dust along a transect across the southwestern United States. Journal of Geophysical Research—Earth Surface, 113 (F2): article F02S02. doi: 10.1029/2007JF000751. Granshaw, F. D., and Fountain, A. G., 2008: Glacier change (1958–1998) in the North Cascades National Park Complex, Washington, USA [errata]. Journal of Glaciology, 53 (183): 723. Greaves, M., Caillon, N., Rebaubier, H., Bartoli, G., Bohaty, S., Cacho, I., Clarke, L., Cooper, M., Daunt, C., Delaney, M., deMenocal, P., Dutton, A., Eggins, S., Elderfield, H., Garbe-Schoenberg, D., Goddard, E., Green, D., Groeneveld, J., Hastings, D., Hathorne, E., Kimoto, K., Klinkhammer, G., Labeyrie, L., Lea, D. W., Marchitto, T. M., Martinez-Boti, M. A., Mortyn, P. G., Ni, Y., Nuernberg, D., Paradis, G., Pena, L., Quinn, T., Rosenthal, Y., Russell, A., Sagawa, T., Sosdian, S., Stott, L., Tachikawa, K., Tappa, E., Thunell, R., and Wilson, P. A., 2008: Interlaboratory comparison study of calibration standards for foraminiferal Mg/Ca thermometry. Geochemistry, Geophysics, Geosystems, 9 (8): article Q08010. doi: 10.1029/2008GC001974. Green, C. P., Branch, N., Silva, B., Vaughan-Williams, A., Elias, S., Poole, I., and Valcarcel, I., 2008: Environmental evidence. In Mudd, A., and Pears, B. (eds.), Bronze Age Field System at Tower’s Fen, Thorney, Peterborough Excavations at ‘Thorney Borrow Pit’ 2004–2005. British Archaeological Reports 471, 55–67. Gruber, S., and Peckham, S. D., 2008: Land-surface parameters and objects specific to hydrology. In Hengl, T. and Reuter, H. I. (eds.), Geomorphometry: Concepts, Software and Applications. Developments in Soil Science volume 33. Elsevier: 127–142. Harden, J. W., Berhe, A. A., Torn, M., Harte, J., Liu, S., and Stallard, R. F., 2008: Soil erosion: Data say C sink. Science, 320 (5873): 178–179. Helmig, D., Johnson, B. J., Oltmans, S. J., Neff, W., Eisele, F., and Davis, D. D., 2008: Elevated ozone in the boundary layer at South Pole. Atmospheric Environment, 42 (12): 2788–2803. doi: 10.1016/j.atmosenv.2006.12.032. Helmig, D., Johnson, B. J., Warshawsky, M., Morse, T., Neff, W. D., Eisele, F., and Davis, D. D., 2008: Nitric oxide in the boundary-layer at South Pole during the Antarctic Tropospheric Chemistry Investigation (ANTCI). Atmospheric Environment, 42 (12): 2817–2830. doi:10.1016/j.atmosenv.2007.03.061. Helmig, D., Tanner, D. M., Honrath, R. E., Owen, R. C., and Parrish, D. D., 2008: Nonmethane hydrocarbons at Pico Mountain, Azores: 1. Oxidation chemistry in the North Atlantic region. Journal of Geophysical Research—Atmospheres, 113 (D20): article D20S91. doi: 10.1029/2007JD008930. Hodson, A., Anesio, A. M., Tranter, M., Fountain, A., Osborn, M., Priscu, J., Laybourn-Parry, J., and Sattler, B., 2008: Glacial ecosystems. Ecological Monographs, 78 (1): 41–67. Hoffecker, J. F., Holliday, V. T., Anikovich, M. V., Sinitsyn, A. A., Popov, V. V., Lisitsyn, S. N., Levkovskaya, G. M., Pospelova, G. A., Forman, S. L., and Giaccio, B., 2008: From the Bay of Naples to the River Don: The Campanian Ignimbrite eruption and the middle to upper Paleolithic transition in Eastern Europe. Journal of Human Evolution, 55 (5): 858–870. doi: 10.1016/j.jhevol.2008.08.018. Hoffman, M. J., Fountain, A. G., and Liston, G. E., 2008: Surface energy balance and melt thresholds over 11 years at Taylor Glacier, Antarctica. Journal of Geophysical Research, 113 (F4): article F04014. doi: 10.1029/2008JF001029. Hoham, R. W., McCay, T. S., Poirier, M. B., and Bell, T., 2008: Balsam fir leaf litter extract stimulates growth of the green snow alga Chloromonas rosae var. psychrophelia (Chlorophyta, Volvocales) from Whiteface Mountain, New York. Nova Hedwigia. 86 (1-2): 133–140. doi: 10.1127/0029-5035/2008/0086-0133 Holmes, C. E., Potter, B. A., Reuther, J. D., Mason, O. K., Thorson, R. M., and Bowers, P. M., 2008: Geological and cultural context of the Nogahabara I site. American Antiquity, 73 (4): 781–790. Honrath, R. E., Helmig, D., Owen, R. C., Parrish, D. D., and Tanner, D. M., 2008: Nonmethane hydrocarbons at Pico Mountain, Azores: 2. Event-specific analyses of the impacts of mixing and photochemistry on hydrocarbon ratios. Journal of Geophysical Research—Atmospheres, 113 (D20): article D20S92. doi: 10.1029/2008JD009832. Hoogendoorn, R. M., Overeem, I., and Storms, J. E. A., 2008: Process-response modelling of fluvio-deltaic stratigraphy. Computers & Geosciences, 34 (10): 1394–1416. doi: 10.1016/j.cageo.2008.02.006. Humphries, H. C., Bourgeron, P. S., and Mujica-Crapanzano, L., 2008: Tree spatial patterns and environmental relationships in the forest-alpine tundra ecotone at Niwot Ridge, Colorado, USA. Ecological Research, 23 (3): 589–605. doi: 10.1007/s11284-007-0413-9. Humphries, H. C., Bourgeron, P. S., and Reynolds, K. M., 2008: Suitability for conservation as a criterion in regional conservation network selection. Biodiversity and Conservation, 17 (3): 467-492. doi: 10.1007/s10531-007-9245-8. Hutton, E. W. H., and Syvitski, J. P. M., 2008: Sedflux 2.0: An advanced process-response model that generates three-dimensional stratigraphy. Computers & Geosciences, 34 (10): 1319–1337. doi: 10.1016/j.cageo.2008.02.013. Inderjit, Seastedt, T. R., Callaway, R. M., Pollock, J., and Kaur, J., 2008: Allelopathy and plant invasions: Traditional, congeneric, and biogeographical approaches. Biological Invasions, 10 (6): 875–890. doi: 10.1007/s10530-008-9239-9. Jaffe, R., McKnight, D., Maie, N., Cory, R., McDowell, W. H., and Campbell, J. L., 2008: Spatial and temporal variations in DOM composition in ecosystems: The importance of long-term monitoring of optical properties. Journal of Geophysical Research—Biogeosciences, 113 (G4): article G04032. doi: 10.1029/2008JG000683. Jaisi, D. P., Ji, S., Dong, H., Blake, R. E., Eberl, D. D., and Kim, J., 2008: Role of microbial Fe(III) reduction and solution chemistry in aggregation and settling of suspended particles in the Mississippi River delta plain, Louisiana, USA. Clays and Clay Minerals, 56 (4): 416–428. doi: 10.1346/CCMN.2008.0560403. Janke, J., and Frauenfeldeler, R., 2008: The relationship between rock glacier and contributing area parameters in the Front Range of Colorado. Journal of Quaternary Science, 23 (2): 153–163. doi: 10.1002/jqs.1133. Jenkins, C., Bone, Y., Collins, L., Griffiths, C., and Hamilton, L., 2008: The Australian seabed in Virtual Globe. Position Magazine, 37: 49–50. Jiang, L., Pu, Z., and Nemergut, D. R., 2008: On the importance of the negative selection effect for the relationship between biodiversity and ecosystem functioning. Oikos, 117 (4): 488–493. doi: 10.1111/j.0030-1299.2008.16401.x. Johnson, B. J., Helmig, D., and Oltmans, S. J., 2008: Evaluation of ozone measurements from a tethered balloon-sampling platform at South Pole Station in December 2003. Atmospheric Environment, 42 (12): 2780–2787. doi:10.1016/j.atmosenv.2007.03.043. Joly, C. A., Martinelli, L. A., Alves, L. F., Vieira, S. A., Tamashiro, J. Y., Aidar, M., Camargo, P. B., Assis, M. A., Bernacci, L. 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