McMurdo LTER Publications
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Author Title Type [ Year] Filters: Author is Kathleen A. Welch [Clear All Filters]
Dating water and solute additions to ice-covered Antarctic lakes. Geochimica et Cosmochimica Acta. 2005;69:A720.
The Geochemistry of Supraglacial Streams of Canada Glacier, Taylor Valley (Antarctica), and their Evolution into Proglacial Waters. Aquatic Geochemistry. 2005;11:391-412.
. Groundwater seeps in Taylor Valley Antarctica: An example of a subsurface melt event. Annals of Glaciology. 2005;40:200-206. doi:LTER.
Halogen geochemistry of the McMurdo Dry Valleys Lakes, Antarctica: clues to the origin of solutes and lake evolution. Geochimica et Cosmochimica Acta. 2005;69:305-323.
Perturbation of hydrochemical conditions in natural microcosms entombed within Antarctic ice. Ice and Climate News. 2005;6:22-23.
The aeolian flux of calcium, chloride and nitrate to the McMurdo Dry Valleys landscape: Evidence from snow pit analysis. Antarctic Science. 2006;18:497-505. doi:LTER.
Antarctic lake systems and climate change. In: Trends in Antarctic Terrestrial and Limnetic Ecosystems: Antarctica as a Global Indicator. Trends in Antarctic Terrestrial and Limnetic Ecosystems: Antarctica as a Global Indicator. Dordrecht, The Netherlands: S; 2006. doi:LTER.
. The biogeochemical evolution of cryoconite holes on glaciers in Taylor Valley, Antarctica. Journal of Geophysical Research. 2007;113:G04S35. doi:LTER.
. Organic carbon in Antarctic precipitation. Geophysical Research Letters. 2007;34. doi:LTER.
. Reactivation of a cryptobiotic stream ecosystem in the McMurdo Dry Valleys, Antarctica: A long-term geomorphological experiment. Geomorphology. 2007;89(1-2):186-204. doi:10.1016/j.geomorph.2006.07.025.
Solute and isotope geochemistry of subsurface ice melt seeps in Taylor Valley, Antarctica. Geological Society of America Bulletin. 2007;119(5-6):548-555. doi:10.1130/B25913.1.
. SPME-GCMS study of the natural attenuation of aviation diesel spilled on the perennial ice cover of Lake Fryxell, Antarctica. Science of the Total Environment. 2008;407:250-262.
. Composition and Biodegradation of a Synthetic Oil Spilled on the Perennial Ice Cover of Lake Fryxell, Antarctica. Environmental Science & Technology. 2009;43:2708-2713. doi:LTER.
. Spatial variations in the geochemistry of glacial meltwater streams in the Taylor Valley, Antarctica. Antarctic Science. 2010;22(06):662 - 672. doi:10.1017/S0954102010000702.
Water tracks and permafrost in Taylor Valley, Antarctica: Extensive and shallow groundwater connectivity in a cold desert ecosystem. Geological Society of America Bulletin. 2011;123(11-12):2295-2311. doi:10.1130/B30436.1.
. The geochemistry of upland ponds, Taylor Valley, Antarctica. Antarctic Science. 2012;24(01):3 - 14. doi:10.1017/S0954102011000617.
Hypersaline “wet patches” in Taylor Valley, Antarctica. Geophysical Research Letters. 2012;39(5). doi:10.1029/2012GL050898.
. The carbon stable isotope biogeochemistry of streams, Taylor Valley, Antarctica. Applied Geochemistry. 2013;32:26 - 36. doi:10.1016/j.apgeochem.2012.08.019.
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. 2013;45(4):440 - 454. doi:10.1657/1938-4246-45.4.440.
. Garwood Valley, Antarctica: A new record of Last Glacial Maximum to Holocene glaciofluvial processes in the McMurdo Dry Valleys. Geological Society of America Bulletin. 2013;125(9-10):1484 - 1502. doi:10.1130/B30783.1.
. Water track modification of soil ecosystems in the Lake Hoare basin, Taylor Valley, Antarctica. Antarctic Science. 2013:1 - 10. doi:10.1017/S095410201300045X.
Boron isotopic geochemistry of the McMurdo Dry Valley lakes, Antarctica. Chemical Geology. 2014;386:152 - 164. doi:10.1016/j.chemgeo.2014.08.016.
Antarctic streams as a potential source of iron for the Southern Ocean: Figure 1. Geology. 2015;43(11):1003 - 1006. doi:10.1130/G36989.1.
. Comparison of arsenic and molybdenum geochemistry in meromictic lakes of the McMurdo Dry Valleys, Antarctica: Implications for oxyanion-forming trace element behavior in permanently stratified lakes. Chemical Geology. 2015;404:110 - 125. doi:10.1016/j.chemgeo.2015.03.029.
Experimental formation of pore fluids in McMurdo Dry Valleys soils. Antarctic Science. 2015;27(02):163 - 171. doi:10.1017/S0954102014000479.
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