12 record(s) found in the location "Dehcho Region" (multi-year projects are grouped):
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Landscape scale flooding in the Great Slave Lake Plain
Principal Investigator: Armstrong, Terry
Licensed Year(s): 2014 2013 2012 2011 2010
Summary: The objectives of this project are to draw together multiple sources of information so that the research team may (1) examine change in lake area in this ecoregion, (2) assess amount of meadow habitat lost to rising water levels in core bison range, (3) investigate whether recent changes are part of a longer-term cycle and evaluate the causes of this change, (4) determine a way to document and int...


Landscape scale flooding in the Great Slave Lake Plain: Expansion of lakes, flooding of wetlands and implications for bison habitat and local land users (Traditional knowledge study component)
Principal Investigator: Wesche, Sonia D
Licensed Year(s): 2012
Summary: The over-arching objectives of the project are to draw together multiple sources of information to (1) examine the change in lake area in this eco region, (2) quantify the type and amount of habitat loss or modification; (3) investigate whether recent changes are part of a longer-term cycle and evaluate the causes of this change; (4) document local and traditional knowledge of physical and biologi...


Hay River Ice Jam Study
Principal Investigator: Hicks, Faye E
Licensed Year(s): 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004
Summary: The objective of the study is to develop new and updated ice jam flood forecasting models for the Town of Hay River. Researchers will observe the daily progression of river ice breakup from small aircraft (going along with the Town Flood Watch Committee...


Extreme Flooding Events in the Mackenzie River Basin
Principal Investigator: de Rham, Laurent
Licensed Year(s): 2004
Summary: It is known that extreme flood levels within the Mackenzie River Basin are caused by ice jamming events. Analysis of open water versus ice influenced water levels at several sites within the Mackenzie River Basin will provide further quantification of th...


Using Tree Rings and Lake Sediment to Reconstruct Streamflow and Climate in the Northwest Territories
Principal Investigator: Lamoureux, Scott F
Licensed Year(s): 2002
Summary: The objective of the research is to supplement and extend instrumental climatological and hydrological records in the NWT using dendrochronology (tree-ring) and varved lake sediment analysis. Transportation to the site will be by charter aircraft from Fo...


Northern River Ice Regimes
Principal Investigator: Sherstone, David A.
Licensed Year(s): 1993 1992 1991 1990 1988
Summary: Ice gauges are installed on river ice once the ice is strong enough to support researchers (20 gauges in the Mackenzie Delta and 15 gauges on Hay River). The gauges are read every 10 days to obtain total ice thickness, white ice thickness and snow depth. From these data, the rates of ice growth and decay can be calculated, and the approximate date of maximum ice thickness can also be determined....


Community Adjustment to Extreme Geophysical Phenomena in Northern Canada
Principal Investigator: Newton, John
Licensed Year(s): 1992
Summary: The Researcher will investigate how communities cope with extreme geophysical phenomena such as flooding. By interaction with community residents and other officials he will determine what characteristics influence their ability to respond to events like flooding and whether community sustainability is affected by the interaction of the community and natural hazards....


Distributed Snowmelt Modelling for Flood Forecasting in Northern Rivers
Principal Investigator: Soulis, E.D. (Ric)
Licensed Year(s): 1992
Summary: The purpose of the project is to improve the ways we have to predict the spring floods in the smaller rivers. Floods from snowmelt are a particular concern in northern rivers. In the Ft. Simpson area, spring flows from the smaller rivers, which are tributaries to the Liard and Mackenzie, have a great deal to do with the timing and nature of breakup on the major rivers. Snow conditions will be surv...


Northern Hydrology and Climatology Studies
Principal Investigator: Prowse, T.D.
Licensed Year(s): 1990
Summary: Spring breakup in Northern Rivers are often associated with record water levels and often lead to flooding. Present methods of forecasting the severity of these events are hampered by lack of understanding. The acquired knowledge and understanding obtained from these studies will be applied to the enhancement of suitable models for predicting the time and magnitude of these events....


Licence #2543
Principal Investigator: Sherstone, D.A.
Licensed Year(s): 1980
Summary: To conduct aerial photography surveys to identify ice jams with resultant flooding. To conduct aerial photography to identify potential non-Mackenzie Valley pipeline routes. To obtain water samples to determine sediment loads carried by the river at various times and locations....


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