Wetlands Knowledge Search Results
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Mounding is a highly versatile technique for addressing site conditions that may limit forest recovery on a wide range of reclamation sites. The technique is particularly useful on wet and cool sites...
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The footprint left by infrastructure and equipment can create different challenges for establishing vegetation. The best site preparation method depends on the limiting factors present.
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Reclaiming industrial sites in Alberta's boreal forest is not always a straightforward process. The footprints left by infrastructure and equipment are often characterized by compacted mineral soils...
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Soil compaction frequently results from industrial disturbance on mineral soils, whether due to infrastructure or equipment traffic. Soil compaction tends to be most severe on sites with high clay...
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Soil salvage is a pre-disturbance technique to conserve a site's topsoil, which is critical for maintaining nutrient cycling, organic matter, soil biota and plant propagules. In some cases, subsoil...
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Authors
Kelly Hokanson
Paul Moore
Max Lukenbach
Kevin Devito
Nicholas Kettridge
Richard Petrone
Carl Mendoza
James Waddington
Resource Date:
January
2018
Northern peatlands are important global carbon stores, but there is concern that these boreal peat reserves are at risk due to increased fire frequency and severity as predicted by climate change...
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Authors
Philip Tsui
B.R. McMahon
Peter McCart
J.V. McCart
Mine depressurization groundwater was acutely toxic to the three species of invertebrates tested. The 90 d LC50 was 8.5 to 9% for rainbow trout, 13.2% for lake chub, and 5.8% for white suckers.
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Authors
M. Hickman
S.E.D. Charlton
C.G. Jenkerson
Diatoms and blue-green algae dominated numericallyin five tributary rivers flowing into the Athabasca River except in the Hangingstone River where chlorophycean species replaced the latter group
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Authors
Tanya Richens
Steve Tuttle
CEMA, a multi-stakeholder organisation advising the provincial and federal governments, is committed to respectful, inclusive dialogue to make recommendations for cumulative effects management
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Authors
Laura Neary
Casey Remmer
Jadine Krist
Brent Wolfe
Roland Hall
Recent drawdown of the delta’s abundant shallow lakes and rivers has deteriorated vital habitat for wildlife and impaired navigation routes. Here, we report continuous measurements at ~50 lakes during...
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Authors
Mir Mustafizur Rahman
Gregory McDermid
Maria Strack
Julie Lovitt
Resource Date:
October
2017
Groundwater level (GWL) and depth to water (DTW) are related metrics aimed at characterizing groundwater-table positions in peatlands, and two of the most common variables collected by researchers...
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Authors
Peter Nix
Jill Costerton
R. Ventullo
R.T. Coutts
A literature review and evaluation of methods used to determine rates of bacterial uptake (heterotrophic assimilation) of organic substrates in fresh water systems was undertaken
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Authors
François-Nicolas Robinne
Kevin Bladon
Uldis Silins
Monica Emelko
Mike Flannigan
Marc-André Parisien
Xianli Wang
Stefan Kienzle
Diane Dupont
Resource Date:
April
2019
Recent human-interface wildfires around the world have raised concerns regarding the reliability of freshwater supply flowing from severely burned watersheds. Degraded source water quality can often...
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Authors
Peter McCart
D.W. Mayhood
An aquatic biomonitoring program must be implemented to ensure that measures taken to protect the water systems are working, so that improvements may be made if need be.
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Seismic lines are an essential operation in the exploration for natural resources, providing more efficient and safe travel through a variety of topography with predictable costs associated. However...
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Authors
Don Scott
G. Zinter
D.R. Pauls
Maurice Dusseault
Differential subsidence of reclaimed surfaces has been demonstrated to create water—holding depressions that disrupt farming operations and to cause pavement distress in roads crossing reclaimed areas
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Authors
Chunjing Qiu
Philippe Ciais
Dan Zhu
Bertrand Guenet
Jinfeng Chang
Nitin Chaudhary
Thomas Kleinen
XinYu Li
Jurek Müller
Yi Xi
Wenxin Zhang
Ashley Ballantyne
Simon Brewer
Victor Brovkin
Dan Charman
Adrian Gustafson
Angela Gallego-Sala
Thomas Gasser
Joseph Holden
Fortunat Joos
Min Jung Kwon
Ronny Lauerwald
Paul Miller
Shushi Peng
Susan Page
Benjamin Smith
Benjamin Stocker
Britta Sannel
Elodie Salmon
Guy Schurgers
Narasinha Shurpali
David Wårlind
Sebastian Westermann
Resource Date:
January
2022
Northern peatlands store 300–600 Pg C, of which approximately half are underlain by permafrost. Climate warming and, in some regions, soil drying from enhanced evaporation are progressively...
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Authors
R.L. & L. Environmental Services Ltd.
A.A. Aquatic Research Ltd.
Characterize and re-define aquatic habitats. Aquatic habitat, water quality, flora, and fauna of the aquatic systems in the development area are typical of those found in the oil sands region
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Authors
Philip Tsui
Derek Tripp
William Grant
describe existing environmental conditions in, and to document natural biological colonization of, the West Interceptor Ditch and determine the degree of biological colonization of lower Beaver Creek
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In 1980, the tailings pond was a highly stratified waterbody with a low density, well mixed surface zone (0-6 m) overlying a high density deep water zone (>10 m) where mixing is slow