111 record(s) found in the location "Dehcho Region" (multi-year projects are grouped):
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Vegetation Response to Global Warming in the Mackenzie River Basin: Interations Between Northern Boreal Forests, Wetlands and Regional Hydrology
Principal Investigator: Nicholson, Barbara
Licensed Year(s): 1992
Summary: The Researcher will map the present distribution of boreal and subarctic wetlands in the Mackenzie River Basin. Wetland vegetation and water chemistry will be described for areas immediately surrounding permanent weather stations. The ecological relationships between climate, wetland water chemistry and wetland species distribution will be analyzed. A predictive indicator model will be built to pr...


Digital Database of Vegetation Types of the Mackenzie Valley Development Corridor
Principal Investigator: Squires Taylor, Cindy
Licensed Year(s): 1992 1991
Summary: The Researcher will conduct a survey, approximately 30 km on either side of the Mackenzie River using satellite imagery. A classification will be undertaken of the area from the Mackenzie Delta to the Fort Simpson area, with wider zones along the east side to include proposed pipeline routes. The information can be plotted as colour maps to show the location of trap lines, forest fires or wildlife...


Genetic Variation and Population Structure in Boreal and Subarctic Mire Sedges (Carex, Cyperaceae)
Principal Investigator: Waterway, Marcia J.
Licensed Year(s): 1990
Summary: The Researcher and her team will sample approximately twenty different species of sedges in a range of wetlands between Edmonton and Yellowknife. They will find out the range of conditions in which each species grows best and will determine whether broad tolerance results from inherited variability or from the ability of individuals of each species to tolerate different conditions....


Mackenzie River Watershed Survey of Fish Harvesters
Principal Investigator: Little, Lois M.
Licensed Year(s): 1988
Summary: The Dene Nation asked the Department of Indian and Northern Affairs to conduct a survey about fish caught in the Mackenzie Valley. Lutra Assoc. will be training someone in each community to ask questions like this: How many fish are not normal and why? Where are these caught? How much fish are people eating? Is this changing because more abnormal fish are being caught? What would happen if pe...


The genecology of seedling drought resistance in jack pine
Principal Investigator: Wright, Robert A.
Licensed Year(s): 1988
Summary: to describe the differences in seedling drought resistance between jack pine populations from the geographic and environmental extremes of the range...


The relationship between postglacial history and the modern genetic and morphologic diversity of jackpine (Pinus banksiana) in the Mackenzie River valley
Principal Investigator: MacDonald, Glen M
Licensed Year(s): 1989 1988
Summary: to obtain lake sediment cores, samples of pine needles, cones and seeds, and tree-ring cores from 10 sites along the Mackenzie River between Norman Wells and Fort Simpson in order to document the chronology of pine migration into the Mackenzie Valley following the last ice-age and to test hypotheses regarding postglacial history of northern plants and distributions of genetic diversity...


Comparative biosystematics of "Dendroctonus punctatus" Lec. and "Dendroctonus micans" (Kug.)
Principal Investigator: Furniss, Malcolm
Licensed Year(s): 1988
Summary: to determine if these two spruce beetle species are distinct; to compare biology, host tree relationships, genetics, and anatomical features of these two species (one is Eurasian and one is North American)...


Ecology and population genetics of freshwater invertebrates of the Arctic.
Principal Investigator: Boileau, Marc G.
Licensed Year(s): 1988 1987 1986
Summary: To investigate the ecology and population genetics of crustacean zooplankton; to study the genetic diversity of the major species of copepods and their dispersal since deglaciation; to clarify the taxonomy and improve distribution records....


A land use plan and resource inventory; Fort Norman area, NWT
Principal Investigator: McIntosh, Debbie
Licensed Year(s): 1987
Summary: To compile a resource inventory for the following areas: the Fort Norman block land transfer region, Drum (Wrigley) Lake, June Lake, Caribou Flats and Willow (Brackette) Lake; to produce a land use plan for these areas following input from the Hamlet Council as well as other interest groups and individuals....


Biomass estimation for North American Boreal Forests: The first step toward statistically valid global measures.
Principal Investigator: Simpson, Lloyd G.
Licensed Year(s): 1988 1987
Summary: To obtain the first statistically valid estimate of the biomass of the North American boreal forest. To locate sample plots that are randomly located throughout the boreal forest and make simple non-destructive dimensional measurements of trees and shrubs....


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