 | | Journal (article/letter/editorial) | | SURFICIAL DEPOSITS OF THE ICE-FREE VALLEYS, SOUTHERN VICTORIA LAND, ANTARCTICA* LOIS M. JONES and G U N T E...ice-free valleys, southern Victoria Land, Antarctica. Chem. Geol., 22 : 107--120. The ice-free valleys of southern...southern Victoria Land, Antarctica, contain saline lakes including Lake Vanda in Wright Valley and Lake...Lake Bonney in Taylor Valley. The source of the salts dissolved in the brines has not yet been identified...in water-soluble salts of soil samples in Wright Valley has STSr/8'Sr ratios ranging from 0.7119 to 0.7157 |  | | Journal (article/letter/editorial) | | crystalline, cold desert salts in the McMurdo region, Antarctica J. R. (HARRY) KEYS and KAREN WILLIAMS...Department of Chemistry and AntarctIc Research Center. Victoria Llniversity of Wellington. New Zealand The distribution...crystalllne salt minerals in deposits in the McMurdo region of AntarctIca has been examined to study the origin...areas. that include penguin rookeries and eastern Taylor Valley, the summit area of Erebus Volcano. and...dissolved forms, are widespread in the McMurdo region of Antarctica. This is an area comprising 3OOG4000 |  | Diaz, Melisa A., Welch, Susan A., Sheets, Julie M., Welch, Kathleen A., Khan, Alia L., Adams, Byron J., McKnight, Diane M., Cary, S. Craig, Lyons, W. Berry (2020) Geochemistry of aeolian material from the McMurdo Dry Valleys, Antarctica: Insights into Southern Hemisphere dust sources. Earth and Planetary Science Letters, 547. 116460pp. doi:10.1016/j.epsl.2020.116460 | Journal (article/letter/editorial) | | Geochemistry of aeolian material from the McMurdo Dry Valleys, Antarctica: Insights into Southern Hemisphere...Available online xxxx Editor: L. Derry Keywords: Antarctica aeolian material mineralogy major oxides trace...Zealand has been identified in ice cores throughout Antarctica, suggesting that during arid and windy periods...surface in four valleys within the McMurdo Dry Valleys, the largest ice-free area in Antarctica. Our mineralogy...are primarily derived from local rocks of the McMurdo Volcanics, Ferrar Dolerite, Beacon Sandstone and |  | | Journal (article/letter/editorial) | | e o Lithium isotopic composition of the McMurdo Dry Valleys aquatic systems Rebecca A. Witherow a,⁎,...Accepted 27 April 2010 Editor: J.D. Blum Keywords: Antarctica Lakes Streams Salt dissolution Alkali elements...b s t r a c t The McMurdo Dry Valleys are the largest ice-free area in Antarctica and include several...several terminal lake basins. These include Lakes Hoare, Fryxell, Bonney, and Vanda. The hydrology of the lakes...suggested as the most likely sources of solutes to dry valley waters. We have examined the lithium isotopic |  | | Journal (article/letter/editorial) | | PROTEROZOIC OF AUSTRALIA AND THE CAINOZOIC OF ANTARCTICA M.R. WALTER and J. BAULD Bass Becking Geobiological...Proterozoic of Australia and the Cainozoic of Antarctica. Precambrian Res., 21: 129--148. Carbonate sediments...both the Vestfold Hills, and the Taylor and Wright Dry Valleys; Lake Bonney is the most comprehensively described...1982) are c o m m o n components o f the frigid lake facies. Sulphate evaporites have long been known...boreal regions, and during the last decade the Dry Valley Drilling Project (DVDP) has produced a wealth |  | | Journal (article/letter/editorial) | | Halite and Hydrohalite from Lake Bonney, Taylor Valley, Antarctica James R. Craig ABSTRACT Halite (NaCl)...sediments of Lake Bonney. These salts are in contact with the hypersaline b o t t o m waters of the lake at depths...depths below 28 m and occur with gypsum and calcite; a porous algal m a t may be growing on at least a...geochemical investigation of t w o of these lakes, Lakes Bonney and Vanda; he discovered that these permanently...monimolimnion is warm (22°C) in Lake Vanda b u t cold in Lake Figure 1. Lake Bonney and sampling sites. Salt |  | Lyons, W. Berry, Welch, Kathleen A., Snyder, Glen, Olesik, John, Graham, Elizabeth Y., Marion, Giles M., Poreda, Robert J. (2005) Halogen geochemistry of the McMurdo dry valleys lakes, Antarctica: Clues to the origin of solutes and lake evolution. Geochimica et Cosmochimica Acta, 69 (2) 305-323 doi:10.1016/j.gca.2004.06.040 | Journal (article/letter/editorial) | | geochemistry of the McMurdo dry valleys lakes, Antarctica: Clues to the origin of solutes and lake evolution W...concentrations in the ice-covered lakes of Taylor Valley, Antarctica, to better establish the sources of salts...following conclusions. The primary source of solutes to Lake Hoare, the youngest of the lakes, is the dissolution...the glaciers. The geochemistry of Lake Fryxell, the brackish water lake, is primarily dominated by the diffusion...sediment-water interface and the recent infilling of the lake by glacier meltwater. These waters have chemical |  | | Journal (article/letter/editorial) | | during Quaternary glaciation in the McMurdo Sound region, Antarctica Mingyu Yang ⇑, Tracy D. Frank, Christopher...cold and dry surface of the McMurdo Dry Valleys and below the seafloor of the adjacent McMurdo Sound in...in Antarctica. The lack of reliable groundwater samples in the region, however, has long limited understanding...that formed in the lower Taylor Valley (cores DVDP-10, 11) and in offshore McMurdo Sound (core AND-1B). Aragonite...Aragonite cement in the coastal Taylor Valley sections is characterized by very low d18O values ( 26 |  | | Journal (article/letter/editorial) | | role in the evolution of four lakes of the McMurdo Dry Valleys* WILLIAMJ. GREEN’, MICHAELP. ANGLE’ and KEITH...for nineteen meltwater streams in the McMurdo dry valleys,Antarctica, and for the four lakes fed by these...dissolution of marine-derived salts, dissolution of calcite coatings derived from chemical weathering of parent...salt which is predicted to form at present is calcite. The shallow waters of all four lakes were supersaturated...Quatemary diamictics and the McMurdo volcanics (VOCKE and HANSON, 198 1). Taylor Valley, the site of Lakes Fryxell |  | | Journal (article/letter/editorial) | | determine C reservoir e¡ects in lakes: examples from Antarctica Brenda L. Hall a; *, Gideon M. Henderson b a...grounding line of the Ross Sea ice sheet in Glacial Lake Trowbridge. This large reservoir effect is believed...samples formed at the bottom of Lake Vida (now exposed due to lower lake level) yielded an age of 9550...isolation of the lake bottom indicates another level of hardship for life in the Dry Valley lacustrine environment...important climate information recorded in the Dry Valleys both within and beyond the 14 C age range. ß |  | Harmon, Russell S., Leslie, Deborah L., Lyons, W. Berry, Welch, Kathleen A., McKnight, Diane M. (2021) Geochemistry of contrasting stream types, Taylor Valley, Antarctica. GSA Bulletin, 133 (1). 425-448 doi:10.1130/b35479.1 | Journal (article/letter/editorial) | | Geochemistry of contrasting stream types, Taylor Valley, Antarctica Russell S. Harmon1,†, Deborah L. Leslie2...INTRODUCTION The McMurdo Dry Valley region is the largest ice-free area of Antarctica. Ephemeral streams...ice-covered, closed basin lakes. The chemistry of 24 Taylor Valley streams was examined over the two-decade period...dissolved silica at low concentrations. Across Taylor Valley, streams are characterized by their consistent...the Ross Sea coast of Victoria Land in Antarctica (Fig. 1A), the McMurdo Dry Valley region is a polar desert |  | | Book | | published in 1985 with his map of the McMurdo Sound area of Antarctica. We are pleased to republish these...illustration: A tent camp in the Mesa Range of northern Victoria Land at the foot of Mt. Masley. Printed on acid-free...during the 1969/1970 field season. Prolog Antarctica! The very word brings to mind images of fierce...winds, bone-chilling cold, and utter desolation. Antarctica has the reputation of being a hostile place unfit...worked there have a very different impression of Antarctica. To us it is a place of unsurpassed beauty where |  | | Journal (article/letter/editorial) | | formation of Ca-Cl-rich groundwaters in the Dry Valleys of Antarctica: Field measurements and modeling of reactive...systems, lakes, and ponds throughout the Dry Valleys of Antarctica. The apparent abundance of Ca-Cl-rich...icecemented soil developing on fluvial sediment in Taylor Valley also contains Ca-Cl-rich brine. The distribution...shows that by freezing soils in equilibrium with Dry Valley surface waters, a strong Ca-Mg enrichment of...consistent with Ca-Cl-rich brine compositions in the Dry Valleys, although additional water–rock interaction is |  | | Journal (article/letter/editorial) | | Onyx River (Wright Valley, Antarctica) and its role in the chemical evolution of Lake Vanda WILLIAM J....9, 1984) Abstract-The Onyx River (Wright Valley, Antarctica) is a dilute mehwater stream od~~ti~ in the...content when glacial meltwaters contact Wright Valley soils at Lake Brownworth and the concentrations of all...increase with distance along the 28-km channel down to Lake Van&. Average millimolar concentrations of major...(1982), this amounts to-an annual flux (in mole&to Lake Vanda of: Ca = 0.238 X 106; Mg = 0.122 X 106: Na |  | | Report (issue) | | derived from stable isotope composition of paleosol calcite from Israel .....................................distribution within glacial till in Taylor Valley, Southern Victoria Land, Antarctica ............................ Aguado Dating of Calcretes: Applications 13. Calcite cement stratigraphy of a nonpedogenic calcrete...geologists recognize the value of these ancient land surfaces as archives of important paleotopographic...stratigraphy to the application of U-Pb dating of calcite in Triassic calcretes from the New Haven Arkose |  | | Report (chapter) | | waters on the SMOW scale. At equilibrium at 0°C, calcite would have 6 values about 4%0 greater than water...by chain lines. Sample suites: 1, subglacial~ Antarctica, Aharon (1988): 2, subglacial, Quebec (Hillaire-Marcel...1973); 7, lacustrine carbonates from Taylor Valley, Antarctica (Hendy et al. 1979); 8a 20000 years old...Recent lacustrine carbonates, Lake Fryxell, Taylor Valley, Antarctica (Lawrence & Hendy 1989); 9a modern...Tasmania (Rao & Green 1982; Rao 1988); 10 Permian, Antarctica authigenic lacustrine (Lord et al. 1988) and |  | Peters, Brian, Casciotti, Karen L., Samarkin, Vladimir A., Madigan, Michael T., Schutte, Charles A., Joye, Samantha B. (2014) Stable isotope analyses of NO2−, NO3−, and N2O in the hypersaline ponds and soils of the McMurdo Dry Valleys, Antarctica. Geochimica et Cosmochimica Acta, 135. 87-101 doi:10.1016/j.gca.2014.03.024 | Journal (article/letter/editorial) | | hypersaline ponds and soils of the McMurdo Dry Valleys, Antarctica Brian Peters a,⇑, Karen L. Casciotti...quantities in the soils and lakes of the McMurdo Dry Valleys, Antarctica. Unraveling the mechanisms of N2O production...unique stable isotopic signatures in certain Dry Valley soils through abiotic reduction of nitrate (NO...Instead of finding unique SP values for N2O at Dry Valley sites, SP values mostly fell within the range...Juan Pond (DJP), a hypersaline pond in the Wright Valley, have been largely unsuccessful. We consider two |  | Yang, Ningfang, Welch, Kathleen A., Mohajerin, T. Jade, Telfeyan, Katherine, Chevis, Darren A., Grimm, Deborah A., Lyons, W. Berry, White, Christopher D., Johannesson, Karen H. (2015) 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, 404. 110-125 doi:10.1016/j.chemgeo.2015.03.029 | Journal (article/letter/editorial) | | geochemistry in meromictic lakes of the McMurdo Dry Valleys, Antarctica: Implications for oxyanion-forming...2015 Editor: Carla M Koretsky Keywords: Dry Valley Lakes Antarctica Arsenic Molybdenum Speciation Geochemical...the Taylor Valley within the McMurdo Dry Valleys of Antarctica. Sampling depths within each lake were...to 3.54 nmol kg−1 in Lake Hoare and from 1.69 nmol kg−1 to 17.5 nmol kg−1 in Lake Fryxell. Molybdenum...and 43 nmol kg−1 in Lake Hoare, and between 3.52 nmol kg−1 and 25.5 nmol kg−1 in Lake Fryxell. Concentrations |  | | Journal (issue) | | correlation between demographic development and land-use changes in Slovenia 33 marta BoroWsKa-stefańsKa...example from Łódź, Poland 57 michaela Žoncová Land cover changes in protected areas of Slovakia between...geochemistry of CaCO3 encrustations in Taylor Valley, Antarctica: Implications for their origin 125 anne...correlation between demographic development and land-use changes in Slovenia 33 marta BoroWsKa-stefańsKa...example from Łódź, Poland 57 michaela Žoncová Land cover changes in protected areas of Slovakia between |  | Marion, Giles M., Fritsen, Christian H., Eicken, Hajo, Payne, Meredith C. (2003) The Search for Life on Europa: Limiting Environmental Factors, Potential Habitats, and Earth Analogues. Astrobiology, 3 (4) 785-811 doi:10.1089/153110703322736105 | Journal (article/letter/editorial) | | potential Europan habitats are in the Arctic and Antarctica. The six factors likely to be most important...terrestrial environments include the Dry Valleys of Antarctica and Arctic polar deserts. Temperatures... HIGH AND LOW TEMPERATURES References 103°C Dry terrestrial AT Pledger and Baross (1991), Segerer...considered the lower limit for biological activity under dry atmospheric conditions (Kushner, 1981; Dose et al...especially dry environments include the Atacama Desert of northern Chile and the Dry Valleys of Antarctica |  | | Book | | earth scientists in the scientific exploration of Antarctica can best be judged from the fact that 7 years...geology and solid earth geophysical literature of Antarctica. It is worth noting that two important differences...where earth scientists have but a fragment of Antarctica exposed to study and at times make, in some cases...parts of Antarctica, and the infuence of new plate tec¬ tonic thinking not only in Antarctica but in its...Adie freedom of the SCAR nations working in Antarctica, to give to SCAR his services, for the second |  | | Book | | I ~- , Mineral Resources Potential of Antarctica SHL WITHDRAWN Physical Sciences ANTARCTIC...PROCESSES J. C. F. Tedrow, Editor ANTARCTIC DRY VALLEY DRILLING PROJECT L. D. McGinnis, Editor ...NORTHERN LAND Edmund Stump, Editor GEOLOGY AND PALEONTOLOGY OF THE Jarvis B. Hadley, Editor VICTORIA ANTARCTIC...Editor METEOROLOGICAL 8nmIES AT PLATEAU STATION, ANTARCTICA Joost A. Businger, Editor OCEANOLOGY OF THE...J. Rubin, Editor UPPER ATMOSPHERE RESEARCH IN ANTARCTICA L. J. Lanzerotti and C.G. Park, Editors THE |  | | Journal (article/letter/editorial) | | U-series isotopes of aragonites from Vestfold Hills, Antarctica: Clues to geochemical processes in subglacial...deposits from a presently ice-free site in East Antarctica that clarifies the nature and extent of geochemical...(MAGARITZ, 1973), near outlet glaciers in the Dry Valleys of Antarctica (HENDYet al., 1979), from presently forming...supersaturation of the glacier melt water with respect to calcite (or aragonite) may occur as a result of(i) rejection...Vestfold Hills on the coast of Princess Elizabeth Land. which is bounded to the northeast by Pry& Bay, |  | Kluge, Tobias, Marx, Thomas, Aeschbach-Hertig, Werner, Spötl, Christoph, Richter, Detlev K. (2014) Noble gas concentrations in fluid inclusions as tracer for the origin of coarse-crystalline cryogenic cave carbonates. Chemical Geology, 368. 54-62 doi:10.1016/j.chemgeo.2014.01.006 | Journal (article/letter/editorial) | | inclusions Noble gases Water–ice partitioning Calcite mineral formation Rayleigh process a b s t r a...concentrations of fluid inclusions contained in calcite crystals to constrain the formation history of...crystals. Based on their δ13C and δ18O values, these calcite crystals could have also formed as ‘normal’, i...recorded in the fluid inclusions of the cryogenic calcite crystals. © 2014 Elsevier B.V. All rights reserved...values from the centre to the rim of cryogenic calcite crystals has been observed (Richter and Riechelmann |  | | Book | | the Abrasion Platforms of the Intertidal Zone of Eastern Mediterranean Shores [Einav, R. and Israel, A.]... . . . . . . . . . . Cyanobacteria in Antarctic Lake Environments: A Mini-Review [Singh, S.M. and Elster...505 521 PART 6: PHOTOTROPHS UNDER WATER STRESS: DRY AND HYPERSALINE ENVIRONMENTS North American Desert...[Grilli Caiola, M. and Billi, D.] Chlorophyta on Land: Independent Lineages of Green Eukaryotes from Arid...acidic habitats, (6) Phototrophs under water stress: dry and hypersaline environments, (7) Adaptability to |
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