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Résultats de la recherche (200 résultats)

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  • Conglomerate ; Inland ice ; Lithology ; Lower valley ; Poland ; Quaternary ; Rock ; Sandstone ; Sedimentary ; Sedimentary rock ; Wisła
  • Quaternary sandstones and conglomerates found on the valley-sides of the lower Vistula River have been identified as a product of precipitation of CaCO3 under stagnant Middle-Vistulian ice sheet. The trigger mechanizm of precipitation of CaCO3 has
  • 1991
  • China ; Eolian features ; Loess ; Microstructure ; Palaeogeography ; Palaeosol ; Plateau ; Quaternary ; Tibet
  • Based on field investigations over a number of years, and on analyses of particles in recent duststorms, this paper provides some initial information about the cause for the large quantity of Quaternary silt deposits in China, which where the parent
  • 1991
  • Late Quaternary dust flow on the chinese Loess Plateau
  • 1991
  • After summarizing the results of Quaternary climatic fluctuations in China, AA. describe the significance of the Lanzhou loess and paleosol sequence in Quaternary studies. Five stratigraphic units are identified with at least 21 intercalated
  • 1991
  • Climatic variation ; Glacial features ; Holocene ; Kentucky ; Paleo-ecology ; Palynology ; Pollen diagrams ; Quaternary ; United States
  • . Pollen, plant macrofossils, and sponge spicules from Jackson Pond are pertinent to evaluating several questions concerning late-Quaternary changes in vegetation and climate south of the Laurentide Ice Sheet.
  • 1991
  • Absolute age ; Aminostratigraphy ; Dating ; Glacial features ; Paleo-environment ; Paleosols ; Quaternary ; Relative age ; Thermoluminescence
  • Le point sur les évolutions récentes des méthodes de datation (relative et absolue) publiées dans les articles de 1990 et 1991.―(CL)
  • 1991
  • Drenthe ; Eolian features ; Holocene ; Netherlands (The) ; Palaeogeography ; Quaternary ; Sand ; Wind
  • 1991
  • Climatic variation ; Drainage network ; Dunes ; Eolian features ; Hydrology ; Paleo-environment ; Photointerpretation ; Quaternary ; Remote sensing ; Satellite imagery ; Sudan
  • Quaternary climatic fluctuations in the southern marginal zone of the Sahara led to considerable changes in the drainage systems, due to varying intensities of aeolian and fluvial processes. By means of interpretation of satellite images, formerly
  • 1991
  • Relative dating of Quaternary moraines, Rongbuk Valley, Mount Everest, Tibet : implications for an ice sheet on the Tibetan Plateau in XIII INQUA Congress issue.
  • 1991
  • Paleomagnetism of Quaternary and late Tertiary sediments on Mokowan Butte, southwestern Alberta
  • 1991
  • Ecology ; Forest soil ; Hungary ; Landscape ; Paleo-ecology ; Paleo-environment ; Paleogeography ; Pedogenesis ; Pleistocene ; Quaternary
  • 1991
  • Bibliography ; Biogeography ; Holocene ; Paleo-ecology ; Paleoclimatology ; Palynology ; Pollen analysis ; Quaternary
  • 1991
  • Climatic variation ; Colorado ; Eolian deposit ; Floating ice processes ; Geochemistry ; Loess ; Mineralogy ; Mountain ; Paleo-environment ; Quaternary ; Rocky Mountains ; Soil ; Soil science ; United States
  • 1991
  • Dating ; Dendrology ; Earth surface processes ; Geochronology ; Geomorphology ; Lichenometry ; Paleoclimatology ; Paleomagnetism ; Quaternary ; Research technique ; Soil ; Spatial analysis
  • 1991
  • Economic geology ; Mammal ; Organic materials ; Paleozoology ; Quaternary ; Research technique
  • 1991
  • Andalusia ; Lake ; Pool ; Quaternary ; Sedimentary basin ; Soil ; Spain ; Surface deposits
  • 1991
  • Basque Country ; Europe ; Holocene ; Marine quaternary ; Sea level ; Shoreline
  • 1991
  • Canada ; Glaciation ; Glacier margin ; Moraines ; Northwest Territories ; Paleogeography ; Quaternary ; Wisconsinan
  • 1991
  • Belgium ; Brabant ; Geological field;Site;Deposits ; Mammals ; Paleo-ecology ; Paleo-environment ; Paleoclimate ; Pleistocene ; Quaternary
  • 1991