Trickle or treat: the dynamics of nutrient export from polar glaciers

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Dubnick, Ashley; Wadham, Jemma; Tranter, Martyn; Sharp, Martin; Orwin, John; Barker, Joel; Bagshaw, Elizabeth; Fitzsimons, Sean;
(2017)

Cold-based polar glacier watersheds contain well-defined supraglacial, ice-marginal, and proglacial elements that differ in their degree of hydrologic connectivity, sources of water (e.g., snow, ice, and/or sediment pore water), meltwater residence times, allochthonous ... View more
  • References (38)
    38 references, page 1 of 4

    Anesio AM, Hodson AJ, Fritz A, Psenner R, Sattler B. 2009. High microbial activity on glaciers: importance to the global carbon cycle. Global Change Biology 15 (4): 955-960 DOI: 10.1111/j.1365-2486.2008.01758.x

    Ansari AH, Hodson A, Heaton THE, Kaiser J, Marca-Bell A. 2012. Stable isotopic evidence for nitrification and denitrification in a High Arctic glacial ecosystem. Biogeochemistry 113 (1-3): 341-357 DOI: 10.1007/s10533-012-9761-9

    Bagshaw E, Tranter M, Fountain AG, Welch, K, Basagic HJ, Lyons WB, Fountain AG, Welch K. 2013. Do cryoconite holes have the potential to be significant sources of C, N, and P to downstream depauperate ecosystems of Taylor Valley, Antarctica? Arctic, Antarctic, and Alpine Research 45 (4): 440-454 DOI: 10.1657/1938-4246-45.4.440

    Bagshaw EA, Jemma LW, Tranter M, Fountain AG, Dubnick A, Fitzsimmons S. 2016a. Processes controlling carbon cycling in Antarctic glacier surface ecosystems. Geochemical Perspectives Letters (2): 44-54 DOI: 10.7185/geochemlet.1605

    Bagshaw EA, Tranter M, Fountain AG, Welch KA, Basagic H, Lyons WB. 2007. Biogeochemical evolution of cryoconite holes on Canada Glacier, Taylor Valley, Antarctica. Journal of Geophysical Research: Biogeosciences 112 (4): G04S35 DOI: 10.1029/2007JG000442

    Bagshaw EA, Tranter M, Wadham JL, Fountain AG, Basagic H. 2010. Dynamic behaviour of supraglacial lakes on cold polar glaciers: Canada Glacier, McMurdo Dry Valleys, Antarctica. Journal of Glaciology 56 (196): 366-368 DOI: 10.3189/002214310791968449

    Bagshaw EA, Wadham JL, Tranter M, Perkins R, Morgan A, Williamson CJ, Fountain AG, Fitzsimons S, Dubnick A. 2016b. Response of Antarctic cryoconite microbial communities to light. FEMS Microbiology Ecology 92 (6): 1-11 DOI: 10.1093/femsec/fiw076

    Barker J, Dubnick A, Lyons WB, Chin Y. 2013. Changes in dissolved organic matter (DOM) fluorescence in proglacial Antarctic streams. Arctic, Antarctic and Alpine Research 45 (3): 305-317 DOI: 10.1657/1938-4246-45.3.305

    Barker J, Sharp MJ, Fitzsimons SJ, Turner RJ. 2006. Abundance and dynamics of dissolved organic carbon in glacier systems. Arctic, Antarctic, and Alpine Research 38 (2): 163- 172 DOI: 10.1657/1523-0430(2006)38[163:AADODO]2.0.CO;2

    Barker JD, Sharp MJ, Turner RJ. 2009. Using synchronous fluorescence spectroscopy and principal components analysis to monitor dissolved organic matter dynamics in a glacier system. Hydrological Processes 23: 1487-1500 DOI: 10.1002/hyp.7274

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