15 research outputs found

    La géomorphologie glaciaire de la région du mont Tremblant. Deuxième partie : La région de Saint-Faustin – Saint-Jovite

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    Glacial tongues, reaching down from the north by way of the valleys on both sides of Mont Tremblant, have spread out in coalescent-lobes in the St. Faustin - St. Jovite bowl and have built up two terminal moraines at Sommet. On and around the site of the Provincial Fish Hatchery at St. Faustin, at least five ice-dammed lakes have been formed between the face of the receding glacier and the natural slope of the ground. The formation of other ice-dammed lakes preceded the establishment of the Rivière Boulé (which had its mouth first at Morrison, then at David sawmill, before settling into its present bed) while the glacial tongue was receding, by phases, from the valley of the Ruisseau des Français. The intermount glacier then caused the retention of two large areas of lake water, in which the plain of St. Jovite was formed before these waters receded as far as Lac à l’Équerre, where the melting of the ice provided a relief of fluvioglacial deposits. Finally, the Champlain Sea was able to stretch out a long arm though the valley of the Rivière Rouge and flood the lower valley of the Rivière du Diable where varved clay and sand have been deposited

    Pollen Study in the Gatineau Valley, Quebec

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    The authors have repeatedly made reference to the complexity of Quebec\u27s past glacial and forest history, determined in part by the wasting Laurentide ice center, sea invasion, large pre-glacial lakes, altitudinal differences between the Shield and the St. Lawrence valley, as well as by the developments in the history of the Great Lakes

    Pollen from Moss Polsters on the Mat of Lac Shaw Bog, Quebec, Correlated with a Forest Survey

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    Pollen analysts have always been haunted by the uncertainty of pollen representation proportionate to the forest complex they were to represent, and comparatively little work has been done on this important problem. Caroll investigated the problem in the Great Smoky Mountain area, Hansen in a western forest region, and Cain in 1953 began an extensive piece of work covering a wide geographical area. His plan was to associate moss polster pollen representation with basal area of trees in 1/10 to two acre plots. The present writers felt that such an approach does not well harmonize with the modus operandi in nature, when pollen settles out on the open surface of a lake or on a bog mat. They further felt that most of the plots (1/10 acre) were too small a unit on which to base the composite pollen rain of a given region, especially when the aim is to determine the over- and under-representation of certain genera. So it was planned to select a natural situation, i.e. an open bog mat and a more extensive analysis of the bordering forest, and to associate with such quadrat study pollen percentages obtained from moss polsters. The small Lac Shaw bog, one and a half miles south of the Mont Tremblant Biological Station, seemed ideally suited to such a study, especially since Potzger and Cortemanche had already presented a pollen profile from this bog

    Alien Registration- Courtemanche, Albert (Mexico, Oxford County)

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    https://digitalmaine.com/alien_docs/17845/thumbnail.jp

    Alien Registration- Courtemanche, Albert (Mexico, Oxford County)

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    https://digitalmaine.com/alien_docs/17845/thumbnail.jp

    Psychometric findings and normative values for the CLEFT-Q based on 2434 children and young adult patients with cleft lip and/or palate from 12 countries

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    BACKGROUND: Patients with cleft lip and/or palate can undergo numerous procedures to improve appearance, speech, dentition and hearing. We developed a cleft-specific patient-reported outcome instrument to facilitate rigorous international measurement and benchmarking. METHODS: Data were collected from patients aged 8-29 years with cleft lip and/or palate at 30 hospitals in 12 countries between October 2014 and November 2016. Rasch measurement theory analysis was used to refine the scales and to examine reliability and validity. Normative CLEFT-Q values were computed for age, sex and cleft type. RESULTS: Analysis led to the refinement of an eating and drinking checklist and 12 scales measuring appearance (of the face, nose, nostrils, teeth, lips, jaws and cleft lip scar), health-related quality of life (psychological, social, school, speech distress) and speech function. All scales met the requirements of the Rasch model. Analysis to explore differential item functioning by age, sex and country provided evidence to support the use of a common scoring algorithm for each scale for international use. Lower (worse) scores on CLEFT-Q scales were associated with having a speech problem, being unhappy with facial appearance, and needing future cleft-related treatments, providing evidence of construct validity. Normative values for age, sex and cleft type showed poorer outcomes associated with older age, female sex and having a visible cleft. INTERPRETATION: The CLEFT-Q represents a rigorously developed instrument that can be used internationally to collect and compare evidence-based outcomes data from patients aged 8-29 years of age with cleft lip and/or palate
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