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Skip to Search Results- 2Cortini, Francesco
- 2Dias de Andrade Silva, Raiany
- 2Echiverri, Laureen F. I.
- 2Isaac-Renton, Miriam G
- 2Lin, Sisi
- 2Najar, Ahmed
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Native tree seedling interactions with variations in edaphic properties in upland boreal forest restoration
DownloadSpring 2015
The boreal forest is a vast circumpolar ecosystem covering approximately 11 % of terrestrial land globally. The Canadian boreal forest is rich in natural resources such as lumber, minerals, and oil, and therefore is heavily managed by humans in some regions. Surface mining for oil sands deposits...
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Natural and anthropogenic inputs of arsenic and selenium to the environment in the Athabasca Bituminous Sands Region
DownloadSpring 2019
Industrial development of the Athabasca Bituminous Sands (ABS) in northern Alberta, Canada, has raised concerns that emissions of arsenic and selenium to the surrounding landscape and waterbodies have been increasing over time. To test this hypothesis, a comprehensive study of arsenic and...
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Natural Recovery of Upland Boreal Forest Vegetation on a Hummocky Peat-Mineral Mix Substrate in the Athabasca Oil Sands Region, Alberta
DownloadSpring 2010
This research investigated the natural recovery of upland boreal forest vegetation on a peat-mineral mix substrate in the Athabasca Oil Sands Region, Alberta. Three sites, aged 26 to 34 years, were assessed to determine effects of substrate (pH, electrical conductivity, texture), topography,...
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Natural regeneration in the boreal forest: seedling establishment and success in western North American and European boreal forests
DownloadFall 2014
As the costs and ecological implications of intensive forest management rise, alternative management strategies that minimize intervention become more desirable options, particularly natural regeneration. Two locations were studied: the boreal mixedwoods of western North America (Alberta) and...
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Nitrogen and Sulfur Fertilization Effects on Carbon Sequestration and Greenhouse Gas Emissions in S-deficient Soils
DownloadFall 2016
Depending on management practices, agricultural soils have the potential to be both a source and a sink of greenhouse gases (GHGs). Long-term fertilization and crop rotation management practices are considered to have an impact on carbon (C) sequestration and nitrous oxide (N2O) emissions. Sulfur...
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Nitrogen Availability and Salinity as Limiting Factors for Lodgepole Pine (Pinus contorta) and White Spruce (Picea glauca) Growth on Reclaimed Sites in the Athabasca Oil Sands Region in Alberta, Canada
DownloadSpring 2015
Unfavorable conditions of reclaimed soils for vegetation establishment have been a concern for successful oil sands reclamation. Growth limitations of planted trees have been observed in the Athabasca Oil Sands Region (AOSR) in Alberta, Canada, but the factors limiting tree growth were poorly...
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Nitrogen, plant and microbial community dynamics in sites recovering from wildfire and surface mining in the Athabasca Oil Sands Region
DownloadSpring 2016
For reclamation to be considered successful, an ecosystem must be self-sustaining and have a recovery trajectory that falls within the range of variability of ecosystem function in natural ecosystems. This study compared the soil nitrogen availability, soil microbial community, and understory...