Search Results - Université Laval

Shallow Freshwater Ecosystems of the Circumpolar Arctic by Rautio, Milla, Dufresne, France, Laurion, Isabelle, Bonilla, Sylvia, Vincent, Warwick F., Christoffersen, Kirsten S.

“…This review provides a synthesis of limnological data and conclusions from studies on ponds and small lakes at our research sites in Subarctic and Arctic…”
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Contribution of Traditional Knowledge to Ecological Restoration: Practices and Applications by Uprety, Yadav, Asselin, Hugo, Bergeron, Yves, Doyon, Frédérik, Boucher, Jean-François

“…Traditional knowledge has become a topic of considerable interest within the research and development environment. The contribution of traditional knowledge to…”
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Spatio-Temporal Changes in Oases in the Heihe River Basin of China: 1963–2013 by Xie, Yaowen, Zhao Hong, Wang Guisheng

“…Artificial oases have flourished as human activities have intensified. Changes in oases in the Heihe River Basin are typical for the arid areas of China. Based…”
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Losing the Predator—Prey Space Race Leads to Extirpation of Woodland Caribou from Pukaskwa National Park by Bergerud, Arthur T, McLaren Brian E, Krysl Ludvik, Wade Keith, Wyett William

“…Persistence for woodland caribou (Rangifer tarandus) in Pukaskwa National Park (PNP, Ontario, Canada; 1878 km²) was tied to females finding safe calving areas…”
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Influence of Coarse Woody Debris on Soil Carbon and Nutrient Pools 15 Years after Clearcut Harvesting in Black Spruce—Dominated Stands in Northwestern Ontario, Canada by Wiebe, Scott A, Morris Dave M, Luckai Nancy J, Reid Douglas E. B

“…This study was designed as a log-scale examination of the influence that decomposing coarse woody debris (CWD in situ for 15 y following harvesting) had on…”
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Assessing the Influence of Climate—Water Table Interactions on Jack Pine and Black Spruce Productivity in Western Central Canada by Bouriaud , Olivier, Frank David, Bhatti Jagtar S

“…The changes in temperature and precipitation regimes predicted for boreal regions are expected to profoundly affect the productivity of trees situated on…”
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Quantification des Changements Récents à 'Écotone forêt-Toundra à Partir de 'Analyse Numérique de Photographies Aériennes by Provencher-Nolet, Laurence, Bernier Monique, Lévesque Esther

“…Arctic ecosystems at the forest-tundra ecotone are particularly sensitive to climate-driven vegetation changes. Many recent studies have observed shifts in…”
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Une Liste des Plantes Vasculaires Exotiques Nuisibles du Québec : Nouvelle Approche Pour la Sélection Des Espèces et L'aide à la Décision by Lavoie, Claude, Guay Geneviève, Joerin Florent

“…Exotic vascular plants are increasingly numerous, and decision support systems identifying the most problematic species are needed to help environmental…”
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Effects of Ecological Continuity on Species Richness and Composition in Forests and Woodlands: A Review by Nordén, Björn, Dahlberg, Anders, Brandrud, Tor Erik, Fritz, Örjan, Ejrnaes, Rasmus, Ovaskainen, Otso

“…Forests and woodlands with a long, uninterrupted presence (continuity) are often associated with high biodiversity and many habitat specialist species. But the…”
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Presence—Absence versus Invasive Status Data for Modelling Potential Distribution of Invasive Plants: Saltcedar in Argentina by Natale, Evangelina, Zalba Sergio Martin, Reinoso Herminda

“…Spontaneous populations of saltcedars are widely distributed in Argentina. The invasive behaviour of the genus has been documented in the USA, Mexico, and…”
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Host Plant—Ectomycorrhizal Fungus Combination Drives Resource Allocation in Willow: Evidence for Complex Species Interaction from a Simple Experiment by Fransson, Petra M. A, Toljander Ylva K, Baum Christel, Weih Martin

“…Root-associated mycorrhizal fungi affect plant growth and resource allocation. Our major aim was to explore the plant-internal mechanisms behind the effects of…”
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The Tundra Food Web of Bylot Island in a Changing Climate and the Role of Exchanges between Ecosystems by Gauthier, Gilles, Berteaux, Dominique, Bêty, Joël, Tarroux, Arnaud, Therrien, Jean-François, McKinnon, Laura, Legagneux, Pierre, Cadieux, Marie-Christine

“…It is increasingly recognized that ecosystems are not closed systems and that exchanges of resources across ecosystem boundaries can have repercussions on food…”
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Resilience of Arctic Mycorrhizal Fungal Communities after Wildfire Facilitated by Resprouting Shrubs by Hewitt, Rebecca E., Bent, Elizabeth, Hollingsworth, Teresa N., Chapin, F. Stuart, Taylor, D. Lee

“…Climate-induced changes in the tundra fire regime are expected to alter shrub abundance and distribution across the Arctic. However, little is known about how…”
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Growth and Reproductive Performance in Bilberry (Vaccinium myrtillus) Along an Elevation Gradient by Pato, Joaquina, Ramón Obeso, José

“…Elevation gradients provide ideal scenarios to study plant responses to environmental factors and to global warming. Physiological and morphological traits,…”
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Un Demi-Siècle de Recherche au Centre d'études Nordiques : Un Défi de Tous Les Instants1 by Payette, Serge, Saulnier-Talbot Émilie

“…To mark the 50ᵗʰ anniversary of the Centre d'études nordiques (CEN: Centre for Northern Studies), this commentary presents a history of CEN over the last 5…”
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Dendroecological Analysis of Black Spruce in Lichen—Spruce Woodlands of the Closed-Crown Forest Zone in Eastern Canada by Girard, François, Payette Serge, Gagnon Réjean

“…Lichen—spruce woodlands occur in the closed-crown forest zone as a divergent type of the spruce—moss forest because of regeneration failure caused by…”
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Environmental Change in the Great Whale River Region, Hudson Bay: Five Decades of Multidisciplinary Research by Centre d'études Nordiques (CEN) by Bhiry, Najat, Delwaide Ann, Allard Michel, Bégin Yves, Filion Louise, Lavoie Martin, Nozais Christian, Payette Serge, Pienitz Reinhard, Saulnier-Talbot Émilie, Vincent Warwick F

“…The Great Whale River region on the eastern shore of Hudson Bay, Canada, encompasses the villages of Whapmagoostui (Cree First Nation) and Kuujjuarapik (Inuit)…”
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Integrating Microorganism and Macroorganism Dispersal: Modes, Techniques and Challenges with Particular Focus on Co-Dispersal by Tesson, Sylvie V.M., Okamura, Beth, Dudaniec, Rachael Y., Vyverman, Wim, Löndahl, Jakob, Rushing, Clark, Valentini, Alice, Green, Andy J.

“…Whatever their size and the ecosystem they live in, all organisms may disperse at some stage of their life cycle. Dispersal dynamics are to a varying extent…”
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A Year in an Ant's life: Opportunism and Seasonal Variation in the Foraging Ecology of Aphaenogaster senilis by Caut, Stephane, Barroso, Ángel, Cerdá, Xim, Amor, Fernando, Boulay, Raphaël R.

“…Ants are important consumers in most terrestrial ecosystems. They show a great diversity of diets and foraging strategies. Here, we analyzed how circannual…”
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Forest Succession Rate and Pathways on Different Surface Deposit Types in the Boreal Forest of Northwestern Quebec by Belleau, Annie, Leduc, Alain, Lecomte, Nicolas, Bergeron, Yves

“…Forest stands within the Quebec—Ontario paludification-prone Clay Belt are expected to converge to open unproductive black spruce (Picea mariana) stands…”
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