Browsing Geography and Environment by Type "Article"

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  • Barendregt, René W.; Enkin, Randolph J.; Tessler, Dez L. (Institute of Geophysics of the ASCRArts and ScienceDepartment of GeographyGeological Survey of CanadaUniversity of Lethbridgehttps://doi.org/10.1007/s11200-011-9019-3, 2012)
    Two new records of glacial stratigraphy obtained from borecores collected in southcentral Saskatchewan are compared to previously published records from Wellsch Valley and Swift Current Creek in southern Saskatchewan. ...
  • Pigeon, Karine E.; Jiskoot, Hester (Taylor & Francis OpenArts and ScienceDepartment of GeographyUniversity of Lethbridgehttps://doi.org/10.1657/1523-0430(07-054)[PIGEON]2.0.CO;2, 2008)
    Considerable spatial variability in snow properties exists within apparently uniform slopes, often resulting from microscale weather patterns determined by local terrain. Since it is costly to establish abundant weather ...
  • Mahaney, W.C.; Hamilton, T.S.; Barendregt, René W.; Hancock, R.G.V.; Costa, P. (ElsevierArts and ScienceDepartment of GeographyYork UniversityCamosun CollegeMcMaster UniversityUniversity of LisbonDundee UniversityUniversity of Lethbridgehttps://doi.org/10.1016/j.geomorph.2013.08.006, 2014)
    Iron and Al extracts as weathering indices in paleosols have been used in many localities to determine relative age, transformation of total chemical element concentrations to secondary forms, translocation of ...
  • Roberts, Nicholas J.; Barendregt, René W.; Clague, John J. (Nature ResearchArts and ScienceDepartment of GeographySimon Fraser UniversityUniversity of Lethbridgehttps://doi.org/10.1038/srep41878, 2017)
    The extent and behaviour of glaciers during the mid-Piacenzian warm period illustrate the sensitivity of the cryosphere to atmospheric CO2 concentrations above pre-industrial levels. Knowledge of glaciation during this ...
  • Jackson, L.E.; Nelson, F.E.; Huscroft, C.A.; Villeneuve, M.; Barendregt, René W.; Storer, J.E.; Ward, B.C. (ElsevierArts and ScienceDepartment of GeographyGeological Survey of CanadaUniversity of LethbridgeThompson Rivers UniversitySimon Fraser Universityhttps://doi.org/10.1016/j.quaint.2011.08.033, 2012)
    Neogene volcanism in the Fort Selkirk area began with eruptions in the Wolverine Creek basin ca. 4.3 Ma and persisted to ca. 3.0 Ma filling the ancestral Yukon River valley with at least 40 m of lava flows. Activity at ...
  • Pasternak, Graham M.; Brown, Leslie R.; Kienzle, Stefan W.; Fuller, Andrea; Barrett, Louise; Henzi, Peter (South African National Parks, Suid-Afrikaanse Nasionale ParkeArts and ScienceDepartment of PsychologyDepartment of GeographyUniversity of LethbridgeUniversity of South AfricaUniversity of the Witwatersrand, 2013)
    Narrow riparian woodlands along non-perennial streams have made it possible for vervet monkeys to penetrate the semi-arid karoo ecosystem of South Africa, whilst artificial water points have more recently allowed these ...
  • Barchyn, Thomas E.; Hugenholtz, Chris H. (Blackwell Publishing Ltd.Arts and ScienceDepartment of GeographyUniversity of Lethbridge, 2012-09-12)
    The activity of inland aeolian dune fields is typically related to the external forcing imposed by climate: active (bare) dunes are associated with windy and/or arid settings, and inactive (vegetated) dunes are associated ...
  • Foerster, Saskia; Carrère, Véronique; Rast, Michael; Staenz, Karl (MDPIArts and ScienceDepartment of GeographyHelmholtz Center Potsdam GFZ German Research Center for GeosciencesUniversity of NantesESA-ESRINUniversity of Lethbridge, 2016)
    The imaging spectroscopy mission EnMAP aims to assess the state and evolution of terrestrialandaquaticecosystems,examinethemultifacetedimpactsofhumanactivities,andsupport a sustainable use of natural resources. Once in ...
  • Hanson, Michelle A.; Enkin, Randolph J.; Barendregt, René W.; Clague, John J. (ElsevierArts and ScienceDepartment of GeographySaskatchewan Geological SurveyGeological Survey of CanadaUniversity of LethbridgeSimon Fraser Universityhttps://doi.org/10.1016/j.yqres.2014.09.005, 2015)
    Repeated outburst flooding from glacial LakeMissoula,Montana, affected large areas of Washington duringMarine Oxygen Isotope Stage 2 (29–14 ka).We present the first high-resolution rock magnetic results from two sites ...
  • McGeough, Kevin M. (Department of Theology and Religion, University of OtagoArts and SciencesDepartment of GeographyUniversity of Lethbridge, 2015)
    Biblical archaeology is often thought to have emerged as a positivist hybrid of Victorian Near Eastern studies and the new critical approach to biblical studies. When the results of this emerging field were applied to ...
  • Pfeffer, W. Tad; Arendt, Anthony A.; Bliss, Andrew; Bolch, Tobias; Cogley, J. Graham; Gardner, Alex S.; Hagen, Jon-Ove; Hock, Regine; Kaser, Georg; Kienholz, Christian; Miles, Evan S.; Moholdt, Geir; Molg, Nico; Paul, Frank; Radic, Valentina; Rastner, Philipp; Raup, Bruce H.; Rich, Justin; Sharp, Martin J.; The Randolph Consortium (International Glaciological SocietyArts and ScienceDepartment of GeographyUniversity of ColoradoUniversity of AlaskaUniversity of ZurichTechnische Universitat DresdenTrent UniversityClark UniversityUniversity of OsloUppsala UniversityUniversity of InnsbruckUniversity of CambridgeUniversity of CaliforniaUniversity of British ColumbiaUniversity of AlbertaUniversity of Lethbridge, 2014)
    The Randolph Glacier Inventory (RGI) is a globally complete collection of digital outlines of glaciers, excluding the ice sheets, developed to meet the needs of the Fifth Assessment of the Intergovernmental Panel on Climate ...
  • Hugenholtz, Chris H.; Barchyn, Thomas E. (Blackwell Publishing Ltd.Arts and ScienceDepartment of GeographyUniversity of Lethbridge, 2012-01-26)
    From high-resolution satellite imagery of barchan sand dunes, we provide geomorphological evidence of collisions that result in the ejection of a barchan from the wake of another barchan dune. Previous interpretations ...
  • Johnson, Catherine L.; Constable, Catherine G.; Tauxe, Lisa; Barendregt, René W.; Brown, Laurie L.; Coe, Rob; Gans, Phil; Layer, Paul; Mejia, Vicky; Opdyke, Neil D.; Singer, Brad; Staudigel, Hubert; Stone, David (Arts and ScienceDepartment of GeographyUniversity of British ColumbiaScripps Institution of Oceanography, University of CaliforniaUniversity of LethbridgeUniversity of MassachussettsUniversity of California, Santa CruzUniversity of California, Santa BarbaraUniversity of AlaskaUniversity of FloridaUniversity of Wisconsin, 2015-06-12)
    We present a synthesis of paleomagnetic directional data collected from 873 lava flows at 17 different locations under the collaborative Time Averaged geomagnetic Field Initiative (TAFI). The data range from 05 Ma in ...
  • MacLachlan, Ian (Alberta Association, Canadian Institute of PlannersArts and ScienceGeographyUniversity of Lethbridge, 1992)
    On August 4, 1992 Western Diversification Canada (WD) celebrated its 5th birthday. This anniversary provides an excellent opportunity to examine WD's mandate and programs and to assess the allocation of funding under its ...
  • McGeough, Kevin M. (University of Nebraska at OmahaArts and ScienceDepartment of GeographyUniversity of Lethbridge, 2016)
    When The Passion was released, its extremely graphic violence horrified critics and scholars of religion although its success at the box office indicates that this, if anything, made the story of Jesus more appealing for ...
  • Mahoney, Craig; Kljun, Natascha; Los, Sietse O.; Chasmer, Laura; Hacker, Jorg M.; Hopkinson, Christopher; North, Peter R. J.; Rosette, Jacqueline A. B.; van Gorsel, Eva (M D P I A GArts and ScienceDepartment of GeographySwansea UniversityLund UniversityUniversity of LethbridgeFlinders UniversityCommonwealth Scientific and Industrial Research Organization (Australia), 2014)
    We present a novel technique to infer ground slope angle from waveform LiDAR, known as the independent slope method (ISM). The technique is applied to large footprint waveforms ( 60 m mean diameter) from the Ice, Cloud ...
  • MacLachlan, Ian (Geografía y Desarrollo, MéxicoArts and ScienceGeographyUniversity of Lethbridge, 1998)
    To explain trends in inequality in Mexico, three theoretical approaches to income inequality are outlined: Kuznets' inverted "U", Mexican crisis theory, and the informal-formal duality. Empirical data are used to construct ...
  • Bannari, Abderrazak; Staenz, Karl; Champagne, Catherine; Khurshi, K. Shahid (MDPI AGArts and ScienceDepartment of GeographyArabian Gulf UniversityUniversity of LethbridgeAgriculture and Agri-Food CanadaMeteorological Service of Canada, 2015)
    Soil management practices that maintain crop residue cover and reduce tillage improve soil structure, increase organic matter content in the soil, positively influence water infiltration, evaporation and soil temperature, ...
  • Grunewald, T.; Stotter, J.; Pomeroy, J.W.; Dadic, R.; Banos, I.M.; Marturia, J.; Spross, M.; Hopkinson, Christopher; Burlando, P.; Lehnig, M. (Copernicus PublicationsArts and ScienceDepartment of GeographyWSL Institute for Snow and Avalance Research SLFEcole Polytechnique Federale de LausanneUniversity of InnsbruckUniversity of SaskatchewanInstitute of Environmental EngineeringVictoria University of WellingtonInstitut Geologic de CatalunyaUniversity of Lethbridge, 2013)
    The spatial distribution of alpine snow covers is characterised by large variability. Taking this variability into account is important for many tasks including hydrology, glaciology, ecology or natural hazards. Statistical ...
  • MacLachlan, Ian; Townshend, Ivan (Western Division, Canadian Association of GeographersArts and ScienceGeographyUniversity of Lethbridge, 2004)
    The stockyard was the nucleus of the livestock and meat processing agroindustry, one of the key propulsive forces in the rapid growth of western Canada at the turn of the century. In metropolitan centres such as Calgary ...