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Skip to Search Results- 2Herzog, Jens A
- 2Miyashita, Tetsuto
- 2Richardson, Evan Shaun
- 2Vernygora, Oksana V
- 1Abbott, Sean P. (Sean Patrick), 1966-
- 1Abd Elhafiz, Areeg
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Benthic Responses to Nitrogen and Phosphorus Deposition on Alpine Ponds in Banff National Park: A Replicated Whole-Ecosystem Experiment
DownloadFall 2012
Nitrogen (N) and Phosphorous (P) deposition at high elevations has increased by 40% over the last fifteen years, causing concern for the 3000+ alpine ponds in Banff National Park. A novel whole-ecosystem experiment was used to test for the effects of elevated N and P deposition on benthic...
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Biochemical and Functional Characterization of Inhibitory Leukocyte Immune-Type Receptors in the Channel Catfish (Ictalurus punctatus)
DownloadSpring 2013
Montgomery, Benjamin Christian Sivert
A balance of intracellular signaling events control immune cell functions. In innate immunity, many of these signals are transmitted by subsets of cell surface proteins known as immunoregulatory receptors. Through their recognition of a diverse array of molecules these receptors effectively...
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Biodiversity of soil arthropods in a native grassland in Alberta, Canada: obscure associations and effects of simulated climate change
DownloadFall 2013
Soils have traditionally been treated as a “black box” due to the challenges of studying this complex medium. The living component of soil consists of a complex network of roots and mostly very small, highly abundant, and extremely diverse group of microbes, protists, and other invertebrates. In...
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Biogeochemical impacts of glacial meltwaters across a High Arctic watershed (Lake Hazen, Nunavut, Canada)
DownloadFall 2018
Climate change across northern latitudes is fundamentally altering the hydrological cycle there, resulting in increased glacial melt, permafrost thaw and precipitation. Whereas enhanced glacial melt has potentially important implications for water quality and productivity in downstream freshwater...
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Biological and environmental correlates of cougar (Puma concolor) survival in west central Alberta
DownloadSpring 2023
Large carnivores have a significant role in ecosystems and their role as apex predators can have cascading effects that influence ecosystem stability. Managing large carnivores requires an understanding of how they use the land and their vital rates, including survival. For cougars (Puma...
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Fall 2016
Prairie wetlands provide many important ecosystem services including supporting biodiversity, improving water quality, preventing erosion, recharging groundwater, and attenuating floods. However, more than half of prairie wetlands in North America have been lost, primarily due to drainage for...
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Fall 2020
All multicellular organisms host one or more species of symbiont. Endosymbionts of homeotherms experience relatively constant environments whereas those of ectotherms and all ectosymbionts experience variation in external environment. For ectosymbionts, both the presence of a host and a...