Stratigraphy and correlation of the glacial deposits of the Lake Michigan lobe prior to 14 ka BP in Quaternary glaciations in the Northern Hemisphere.
East North Central States ; Etats-Unis ; Glaciaire ; Géographie de l'Amérique ; Illinois ; Indiana ; Iowa ; Lake Michigan lobe ; Michigan ; Quaternaire zones moyennes ; Stratigraphie ; Wisconsin
Correlation of glacial deposits of the Huron, Lake Michigan and Green Bay lobes in Michigan and Wisconsin in Quaternary glaciations in the Northern Hemisphere.
Central Michigan University's glacial park : instruction through landscaping
Enseignement de la géographie ; Etats-Unis ; Géomorphologie ; Michigan ; Pédagogie ; Travaux pratiques
Geomorphology ; Michigan ; Pedagogy ; Practical work ; Teaching of geography ; United States
With the aid of earthmoving equipment, the university campus in Mount Pleasant, Michigan, USA, has created a landscaped park of sculpted landforms that morphologically resemble drumlins, moraines, eskers, and kames. This park is used as an easily
Présentation des résultats des études sédimentaires, palynologiques et isotopiques effectuées sur les matériaux des quatre puits de Kalkaska, Michigan. Données sur le paléoenvironnement de ce site au Wisconsinien, 35 000 B. P.
Government and business : the automobile industry and the public sector in Michigan
Capitalisme ; Economie régionale ; Etats-Unis ; Géographie de l'Amérique ; Industrie automobile ; Michigan ; Rôle de l'Etat ; Secteur public
Evolution des relations entre le gouvernement et le secteur privé, à travers la construction automobile dans l'état de Michigan. Analyse des interactions entre la politique et l'économique.
The northern limits of glacial lake Algonquin in upper Michigan
Amérique du Nord ; Ancien rivage ; Datation radiocarbone ; Déglaciation ; Etats-Unis ; Great Lakes ; Géographie physique ; Holocène ; Lac ; Lac proglaciaire ; Lake Algonquin ; Michigan ; Paléoclimat ; Paléogéographie ; Paléohydrologie ; Pléistocène
Détermination et datation des anciens rivages de ce lac proglaciaire. Une révision des phases de la déglaciation dans le Michigan supérieur est proposée. Implications poléoclimatiques. (CM).
Coastal environment ; Coastal erosion ; Coastal protection ; Marine erosion ; Michigan ; Model ; Storm ; United States ; Wave
L'A. évalue le recul de la côte dans 23 sites au sud-est du lac Michigan, qu'il compare avec l'énergie des vagues en eau profonde, pour estimer l'importance de la dégradation des falaises lors des tempêtes. Il propose des mesures de protection des
Glacial erosion ; Glacial features ; Glaciation ; Kame ; Michigan ; Moraine ; Pleistocene ; Quaternary ; United States
Michigan's Southern Peninsula is by far the largest drift repository in the Great Lakes Area. The distribution, however, is very uneven, as is the underlying bedrock surface. These variations and known surface characteristics provide a basis
Alluvial cone ; Fluvioglacial features ; Geochronology ; Glacial features ; Michigan ; Moraine ; Quaternary ; Sedimentary structure ; United States of America
Evidence based on topographic quadrangles, aerial photographs, soil maps, and extensive fieldwork indicates that the Inner and Outer Port Huron moraines in the northwestern part of Michigan's Southern Peninsula represent a mega-assemblage of related
A strand plain soil development sequence in Northern Michigan, USA
Analyse de régression ; Chronoséquence ; Etats-Unis ; Holocène ; Lac ; Michigan ; Niveau lacustre ; Podzolisation ; Propriétés du sol ; Pédogenèse
Chronosequence ; Holocene ; Lake ; Lake level ; Michigan ; Pedogenesis ; Podsolisation ; Regression analysis ; Soil properties ; United States of America
A sequence of approximately 75 strand plain beach ridges located along the northern shore of Lake Michigan, USA, was used to explore rates of soil development in the initial stages of podzolisation. Well drained pedons were sampled on 24
Soil characteristics related to weathering and pedogenesis across a geomorphic surface of uniform age in Michigan
Chronoséquence ; Etats-Unis ; Michigan ; Microstructure ; Météorisation ; Propriétés du sol ; Pédogenèse ; Sol ; Système d'information géographique
Chronosequence ; Geographical information system ; Michigan ; Microstructure ; Pedogenesis ; Soil ; Soil properties ; United States of America ; Weathering
The AA. examined 4 soils that span the range of the development on a relatively young, sandy, upland geomorphic surface in Michigan. The purpose was to examine the degree of variation in pedogenesis and weathering on this surface, as indicated by 4
C 14 dating ; Carbon ; Holocene ; Isotope analysis ; Lacustrine sediment ; Lake ; Lake level ; Meltwater ; Michigan ; Oxygen 18 ; Palaeo-ecology ; Palaeo-environment ; Pollen diagram ; Precipitation ; United States of America
Holocene sediments from Nelson Lake, on Michigan's eastern Upper Peninsula, provide isotopic, pollen, and charcoal evidence for a two-step sequence of changes in moisture source and increased lake-effect precipitation during the late Holocene
Reconstructing the geomorphic evolution of large coastal dunes along the southeastern shore of Lake Michigan
Datation C 14 ; Dune ; Etats-Unis ; Géomorphogenèse ; Lac ; Michigan ; Niveau lacustre ; Rivage ; Stratigraphie
C 14 dating ; Dune ; Geomorphogenesis ; Lake ; Lake level ; Lake shore ; Michigan ; Stratigraphy ; United States of America
This study examines 4 sites near Holland, Michigan, through stratigraphic and radiocarbon analyses and is the most detailed geomorphic reconstruction conducted of coastal parabolic dunes in the region. Results from this study could benefit