11 record(s) found in the location "Dehcho Region" (multi-year projects are grouped):
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NASA Arctic-Boreal Vulnerability Experiment (ABoVE) Airborne Flights 2023
Principal Investigator: Miller, Charles E
Licensed Year(s): 2024 2023
Summary: This licence has been issued for the scientific research application No. 5601. From 2017 – 2022, ABoVE airborne teams collected data across a wide variety of ecosystems in both the US and Canada. Depending on available funds, the team may re-fly one of the sensors to collect hyperspectral data at several locations in 2023. For 2023, the NASA Dynamic Aviation King Air B-200 aircraft with a h...


The export of terrigenous dissolved organic carbon from boreal terrestrial ecosystems to the Arctic Ocean and its vulnerability to environmental change
Principal Investigator: Fichot, Cedric
Licensed Year(s): 2024 2023 2022
Summary: This licence has been issued for the scientific research application No. 5611. The primary objective of this funded project is to develop a sophisticated model that can simulate the mobilization, transport, transformations, and export of terrigenous dissolved organic carbon (tDOC) from the Mackenzie River watershed to the Arctic Ocean. The model will be used to simulate the transfer of tDOC dur...


Dehcho Indigenous Community Based Climate Change Monitoring
Principal Investigator: Low, Mike
Licensed Year(s): 2021
Summary: This licence has been issued for the scientific research application No.4812. The objective of this project is to increase collection of climate change indicators, while also training Dehcho Guardians to collect the same data independently in the future. This information in addition to the collection of traditional knowledge will show changes to the environment and the data can be used to prote...


Recent changes in carbon source-sink relationships and greenhouse gas emissions in forest and peatland ecosystems along the Mackenzie Valley region of Canada
Principal Investigator: Bhatti, Jagtar
Licensed Year(s): 2011 2010 2009 2008 2007
Summary: The objectives of this research project are to: 1. map and assess changes in the distribution and composition of forest and peatland ecosystems due to climate changes; 2. estimate carbon storage (and variation) in boreal to arctic ecoregions of the Mackenzie valley; and 3. assess interannual and seasonal variations and key processes controlling carbon dioxide (CO2) and methane (CH4) dynamics. ...


Secular Change in the Glacier Cover Contributing Flow to a World Heritage River - Ragged Ranges, South Nahanni River
Principal Investigator: Demuth, Michael N
Licensed Year(s): 2007
Summary: The objectives of this research are to document the glaciers in the Ragged Range, how they have changed in the past and what their role is presently in providing meltwater for the upper reaches of the South Nahanni River and the Flat River. Glaciers nourish streams and groundwater when other sources are absent or in decline (e.g., snowmelt, precipitation). They are most important late in the...


Characterization of the reference condition of northern biota and assessment of potential changes due to mining
Principal Investigator: Dube, Monique G
Licensed Year(s): 2006
Summary: The objectives of this research are three-fold: 1) to determine the natural variability of benthic invertebrate and fish communities at sites free of human impact; 2) to determine any changes in these due to mining activity relevant to regional variability; and 3) to establish dose response relationships and critical thresholds for stressors including mine effluent, ammonia, a hydrocarbon indicato...


Active Layer Monitoring Network in the Mackenzie Valley
Principal Investigator: Nixon, Frederick M
Licensed Year(s): 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990
Summary: The active layer, overlying the permafrost layer, is the surface earth material that thaws and re-freezes each year. Active layer thickness and character can influence hunting, fishing, forestry, gardening, transportation and construction. Changes in the active layer can contribute to landslides which may damage structures, hamper transportation, affect water quality, and influence surface and sub...


Neoproterozoic Keele Formation, Mackenzie Mountains, NWT and its relation to to major Late Proterozoic glaciations.
Principal Investigator: Day, Edith
Licensed Year(s): 2001
Summary: The research team will be flown from Norman Wells to the base camp at Moose Horn River by helicopter. Moves to fly camps (Stoneknife River and Black Wolf Creek) will also be made by helicopter. The camp will consist of one sleeping tent per team member and one cooking tent. The research team will walk to data collection sites on foot. Data collection will consist of measuring rocks with a rule...


MAGS Ground-Based Measurement Studies
Principal Investigator: Kochtubajda, Bob
Licensed Year(s): 1998
Summary: We propose to transport ad install new automatic weather stations by truck, fixed wing and helicopter to three sites in the Fort Simpson area between mid-June through mid July 1998. The automatic weather stations are both solar-powered and battery-powered, and collect and transmit meteorological data for use in weather forecasts and warnings. The weather stations will be used to support the scien...


Effects of global warming on settlements and non-renewable resource development in the Mackenzie Basin to the year 2050
Principal Investigator: Bone, Robert M.
Licensed Year(s): 1994
Summary: Should global warming occur, the environment and human landscape may be altered. The researchers will be using public information (Statistics Canada censuses and public documents) to collect data for this study: they will use this data to examine the possible impacts that global warming might have on the Mackenzie Basin ecosystem and the human population residing in this region. The results of ...


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