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Lithology and stratigraphy of some Rhine glacier drumlins (South German Alpine Foreland)
  • Lithology and stratigraphy of some Rhine glacier drumlins (South German Alpine Foreland)
  • Allemagne ; Drumlin ; Erosion glaciaire ; Glaciaire ; Lithologie ; Paléogéographie ; Stratigraphie
  • Drumlin ; Germany ; Glacial erosion ; Glacial features ; Lithology ; Palaeogeography ; Stratigraphy
  • This paper reports on studies of five drumlins of the Bodanrück drumlin field, one of the main drumlin fields of the Rhine foreland glacier, situated in the west Lake Constance area of the South German Alpine Forelands. Drumlins consisting of gravel
Drumlins in a full alpine setting : some examples from Switzerland
  • Drumlins in a full alpine setting : some examples from Switzerland
  • Drumlin ; Glaciaire ; Géomorphodynamique ; Holocène ; Montagne ; Moraine ; Paléogéographie ; Quaternaire ; Suisse
  • Drumlin ; Earth surface processes ; Glacial features ; Holocene ; Moraine ; Mountain ; Palaeogeography ; Quaternary ; Switzerland
  • Drumlins are relatively unknown in the Alps, the few known examples are briefly described. These all happen to be of Holocene age. The first known Lateglacial drumlins are described from the Augsttälli. Following a description of the morphology
  • and setting of these drumlins the conditions for drumlin formation at this locality as well as the implications for drumlin genesis in general are discussed.
The Third International Drumlin Symposium―Introduction
  • The Third International Drumlin Symposium―Introduction
  • Congrès ; Drumlin ; Finlande ; Glaciaire ; Micromorphologie ; Moraine ; Terminologie
  • Congress ; Drumlin ; Finland ; Glacial features ; Micromorphology ; Moraine ; Terminology
  • Introduction au 3e Symposium International sur les drumlins, tenu à Oulu, Finlande, du 26 juin au 2 juillet 1990.
A spatial perspective on the New York drumlin field
  • A spatial perspective on the New York drumlin field
  • Drumlin ; Etats-Unis ; Glaciaire ; Glaciologie ; Géographie de l'Amérique ; Géomorphogenèse ; New York State ; Stratigraphie
  • This study spatially evaluates the applicability of a deformation approach to drumlin genesis for the New York drumlin field. It also assesses whether the Onondaga Escarpment, Appalachian Plateau, and Glacial Lake Iroquois influenced the spatial
Die Drumlinlandschaft des Zürcher Oberlandes (The drumlin landscape of the Zurich Oberland)
  • Die Drumlinlandschaft des Zürcher Oberlandes (The drumlin landscape of the Zurich Oberland)
  • Drumlin ; Glaciaire ; Géographie de l'Europe ; Moraine ; Suisse ; Zürich
The 1992 Farrington lecture: drumlin bedforms and related ice-marginal depositional systems in Ireland
  • The 1992 Farrington lecture: drumlin bedforms and related ice-marginal depositional systems in Ireland
  • Drumlin ; Déglaciation ; Glaciaire ; Irlande ; Moraine ; Paléo-environnement ; Quaternaire ; Stratigraphie ; Sédimentaire
  • Deglaciation ; Drumlin ; Glacial features ; Ireland ; Moraine ; Palaeo-environment ; Quaternary ; Sedimentary ; Stratigraphy
  • The aim of this paper was to identify the range of glacigenic processes which operated during drumlin formation and to erect facies models which describe relationships between drumlin distribution and other ice marginal systems in Ireland. Although
  • drumlin stratigraphies are complex, they provide insights into Late Devensian ice sheet history which now must be evaluated in terms of rapid environmental change.
Variable boulder concentrations in drumlins indicating diverse accretionary mechanisms - examples from western Ireland
  • Variable boulder concentrations in drumlins indicating diverse accretionary mechanisms - examples from western Ireland
  • Drumlin ; Glaciaire ; Géomorphodynamique ; Irlande ; Littoral ; Paléogéographie
  • Coastal environment ; Drumlin ; Earth surface processes ; Glacial features ; Ireland ; Palaeogeography
  • The presence of the different boulder concentrations within a single drumlin or within drumlins of close proximity is indicative of disparate processes contributing to drumlin formation. Within the local embayment of western Ireland this may reflect
Submerged and eroded drumlins off northeastern Massachussetts
  • Submerged and eroded drumlins off northeastern Massachussetts
  • Baie ; Bathymétrie ; Drumlin ; Etats-Unis ; Glaciaire ; Massachusetts ; Niveau marin ; Paléogéographie ; Quaternaire ; Sismique réflexion
  • Bathymetry ; Bay ; Drumlin ; Glacial features ; Massachusetts ; Palaeogeography ; Quaternary ; Sea level ; Seismic reflection ; United States
  • Streamlined, oval-shaped, oriented topographic highs in Massachusetts Bay are identified as the erosional remnants of drumlins. The topographic highs correlate with outlines of lag gravel deposits on the sea floor and both the highs and lag gravel
  • seafloor footprint have a distinct east-southeast long axis trend. This trend is similar to the preferred orientation of the long axes of drumlins in the Boston Basin and indicates the flow direction of the late Wisconsinan Laurentide Ice Sheet
  • . Modification of the drumlins occured during two passages of the shoreline.
En drumlin-bakke ved Myrdalsjokull, Island. (Géomorphologie et structure d'un petit drumlin du Myrdalsjokull, Islande)
  • En drumlin-bakke ved Myrdalsjokull, Island. (Géomorphologie et structure d'un petit drumlin du Myrdalsjokull, Islande)
  • Drumlin ; Ecoulement glaciaire ; Fluvioglaciaire ; Glaciaire ; Géographie de l'Europe ; Islande ; Moraine de fond ; Myrdalsjokull ; Sédimentologie
  • Le noyau du drumlin est constitué de sédiments fluvioglaciaires recouverts de till de fond. Les grands axes des galets du sommet sont orientés en fonction de l'écoulement glaciaire. Sur les flancs, on note une plus grande dispersion des orientations
  • . Le drumlin est une ancienne butte fluvioglaciaire modelée par la semelle du glacier. (JCB).
Relationship of drumlin shape and distribution to drumlin stratigraphy and glacial history, Myrdalsjokull, Iceland in Proceedings of the Drumlin Symposium.
  • Relationship of drumlin shape and distribution to drumlin stratigraphy and glacial history, Myrdalsjokull, Iceland in Proceedings of the Drumlin Symposium.
  • Drumlin ; Glaciaire ; Géographie de l'Europe ; Géomorphogenèse ; Islande ; Marge proglaciaire ; Moraine de fond ; Moraine moulurée ; Till
  • Les petits drumlins étudiés seraient surtout façonnés à partir du dépôt d'un till sous-glaciaire. Au départ, les obstacles préexistants joueraient un rôle essentiel. Souvent, la glace n'aurait qu'une influence modeste dans le façonnement des
  • drumlins| les formes dépendraient surtout de l'action des eaux proglaciaires, antérieurement au recouvrement des surfaces par le glacier. Ceci conduit à une très grande diversité des formes, des orientations et des dimensions des drumlins. - (JCB)
Genesis of an elongated ridge at Jæren, southwest Norway : drumlin or marginal moraine?
  • Genesis of an elongated ridge at Jæren, southwest Norway : drumlin or marginal moraine?
  • Drumlin ; Faille ; Fluvioglaciaire ; Glaciaire ; Glaciotectonique ; Géomorphogenèse ; Moraine ; Norvège ; Paléogéographie ; Stratigraphie
  • Drumlin ; Fault ; Fluvioglacial features ; Geomorphogenesis ; Glacial features ; Glacial tectonics ; Moraine ; Norway ; Palaeogeography ; Stratigraphy
  • This paper presents results of morphological, sedimentological and glaciotectonic analyses of one of these ridges at Obrestad. It is suggested that the ridge has been formed by drumlinization of outwash deposits by a glacier advancing towards
On the origin of the drumlins of the South German Alpine Foreland (II) : the sediments underneath
  • On the origin of the drumlins of the South German Alpine Foreland (II) : the sediments underneath
  • Allemagne ; Drumlin ; Glaciaire ; Glaciation ; Géomorphogenèse ; Montagne ; Paléogéographie ; Quaternaire
  • Drumlin ; Geomorphogenesis ; Germany ; Glacial features ; Glaciation ; Mountain ; Palaeogeography ; Quaternary
  • Some marginal conditions, especially place and time of formation, are of more importance than originally supposed. The A. distinguishes regional types of drumlins, to examine their special properties, of which the sediments are an important
THE MORPHOLOGY OF DRUMLIN FIELDS
  • THE MORPHOLOGY OF DRUMLIN FIELDS
  • ANALYSE DE REGRESSION ; CANADA ; DRUMLIN ; GEOMORPHOLOGIE ; GEOMORPHOMETRIE ; GLACIAIRE ; Géographie physique ; MODELE GLACIAIRE ; ONTARIO ; STATISTIQUE SPATIALE ; SUD-OUEST ; TREND-SURFACE ANALYSIS
  • MALGRE L'ABSCENCE DE THEORIES SUR LES RELATIONS ENTRE LA MORPHOMETRIE DES DRUMLINS ET LEURS POSITIONS, IL EST POSSIBLE DE CONSTRUIRE UN MODELE POUR LES CHAMPS DE DRUMLINS. TREND-SURFACE ANALYSIS. EXEMPLE DU SUD-OUEST DE L'ONTARIO.
Drumlins fields, dispersal trains, and ice streams in Arctic Canada
  • Drumlins fields, dispersal trains, and ice streams in Arctic Canada
  • Arctique canadien ; Canada ; Drumlin ; Ecoulement glaciaire ; Glaciaire ; Géographie physique ; Prince of Wales Island ; Quaternaire
  • Cet article décrit brièvement les champs de drumlins et porte l'attention sur certaines implications de l'interprétation des séries de dispersion et des champs de drumlins.- (C. Risi).
The mechanics of drumlin formation with particular reference to the change in pore-water content of the till
  • The mechanics of drumlin formation with particular reference to the change in pore-water content of the till
  • Drumlin ; Glaciaire ; Géographie physique ; Géomorphogenèse
  • Constitués, pour la plupart, de matériaux morainiques. Cependant il semble que la moraine des drumlins ait pu être plus riche en eau capillaire au moment de sa formation, que la moraine hors drumlin.
Quantitative geomorphological analysis of drumlins in the Peterborough drumlin field, Ontario, Canada
  • Quantitative geomorphological analysis of drumlins in the Peterborough drumlin field, Ontario, Canada
  • Analyse quantitative ; Analyse spatiale ; Canada ; Distribution spatiale ; Drumlin ; Glaciaire ; Géomorphométrie ; Ontario
  • Canada ; Drumlin ; Geomorphometry ; Glacial features ; Ontario ; Quantitative analysis ; Spatial analysis ; Spatial distribution
  • Análisis cuantitativo ; Análisis espacial ; Canada ; Distribución espacial ; Drumlin ; Geomorfometría ; Glaciar
  • This paper explores a computational method that allows identification of drumlins and extraction of their morphological characteristics from existing topographic digital data for a portion of the Peterborough drumlin field in Ontario. Spatial
  • and non-spatial analysis of the form and distribution of drumlins across the study area identifies drumlin characteristics such as size, elongation ratio, symmetry and long axis orientation and shows that drumlins are not randomly distributed across
  • the region and their form characteristics have distinct regional trends. Kernel density analysis is used to identify the regional trends in drumlin characteristics. Factors that appear to influence the form and distribution of drumlins in the study area
  • include sediment thickness, length of time beneath the ice, ice velocity and direction of ice movement. The distribution of particularly well developed asymmetric and elongate drumlins coincides with the location of a broad bedrock low and is interpreted
Morphological and morphometric analyses of drumlin bedforms in the Omagh Basin, North Central Ireland
  • Morphological and morphometric analyses of drumlin bedforms in the Omagh Basin, North Central Ireland
  • Datation ; Drumlin ; Ecoulement glaciaire ; Glaciaire ; Géochronologie ; Géomorphométrie ; Northern Ireland ; Royaume-Uni ; Statistique ; Statistique spatiale ; Typologie
  • Dating ; Drumlin ; Geochronology ; Geomorphometry ; Glacial features ; Glacial flow ; Northern Ireland ; Spatial statistics ; Statistics ; Typology ; United Kingdom
  • The aim of this paper is to describe and compare the morphology and morphometry of diamict-dominated and rock-cored drumlins in the Omagh Basin. Diamict drumlins are mainly of classical or fused type and are found in lowland and basinal locations
  • . Rock-cored drumlins are more morphologically diverse and occur on high-level plateaus and upland flanks. Morphometric analysis reveals both spatial and statistically significant absolute differences between the elongation ratios and orientations
  • of diamict and rock-cored drumlins. This means drumlinization cannot be attributed to a single set of subglacial processes or a single time-interval.
The topography of drumlins; assessing their long profile shape
  • The topography of drumlins; assessing their long profile shape
  • Drumlin ; Ecoulement glaciaire ; Géomorphométrie ; Northumberland ; Paléogéographie ; Profil longitudinal ; Royaume-Uni ; Topographie
  • Drumlin ; Geomorphometry ; Glacial flow ; Longitudinal section ; Northumberland ; Palaeogeography ; Topography ; United Kingdom
  • Drumlin ; Escorrentía glaciar ; Geomorfometría ; Paleogeografía ; Perfil longitudinal ; Reino Unido ; Topografía
  • Here the shape of the drumlin longitudinal profile of 29,238 drumlins in the British Isles has been analysed. Drumlins were grouped into flowsets for which a palaeo ice flow direction was inferred independently of the drumlin shape. Given such ice
  • flow directions it was then possible to identify the upflow and downflow ends of each drumlin and to trace and extract its longitudinal profile. The results indicate that drumlin longitudinal profile is far from being the classically asymmetric shape
  • widely reported in text-book descriptions. Drumlins are mostly symmetrical in shape with a very slight tendency towards the classical shape. This demonstrates that the idealized stoss–lee shape of classically-asymmetric drumlins is not representative
  • of the population and should be replaced with that of mostly symmetric bumps. Drumlin shape is not a good indicator of the palaeo ice flow direction.
Morphometric features of drumlins in Western Pomerania
  • Morphometric features of drumlins in Western Pomerania
  • Analyse spatiale ; Drumlin ; Forme ; Glaciaire ; Géographie de l'Europe ; Géomorphométrie ; Modelé ; Pologne ; Pomerania
  • In connection with the large number and regular shape of drumlins within particular fields, many students have used morphometric and geometric methods in order to find similarities in the features and in the spatial distribution of forms
  • . On the basis of the measurements of six morphometric parameters of drumlins in Western Pomerania, regions were defined having concentrations of the forms having similar features within one field, from the analysis of the frequency of occurrence. Besides, from
  • multiple regression analysis it was possible to define such independent variables as individual features of drumlins. The morphometric analysis used was treated as an initial stage for further field investigations in order to explain the morphogenesis
Relationship between drumlin length and width as a manifestation of the subglacial processes
  • Relationship between drumlin length and width as a manifestation of the subglacial processes
  • Canada ; Drumlin ; Glaciaire ; Géographie physique ; Géomorphodynamique ; Géomorphométrie ; Ontario ; Woodstock field
  • L'analyse de la relation entre la longueur et la largeur des drumlins du champ de drumlins de Woodstock indique une corrélation linéaire très significative. Longueur et largeur du drumlin peuvent augmenter à une vitesse statistiquement prévisible
  • , le contour du drumlin étant contrôlé par l'angle de frottement du till qui le constitue. Dans la zone marginale de l'inlandsis, les drumlins migrent vers l'aval, en raison d'une érosion de leur face amont progressant avec le temps, et d'un dépôt sur