Wetlands Knowledge Search Results
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Cladonia subgenus Cladina (the reindeer lichens) can be a dominant part of terrestrial ecosystems worldwide. They are particularly abundant in arctic-alpine and boreal regions, where they are a...
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Authors
Ilona Kater
Robert Baxter
The survival of reindeer during winter, their period of greatest food stress, depends largely on the abundance and accessibility of forage in their pastures. In Northern Sweden, realized availability...
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American Pika populations in Alberta will likely be capable of persisting throughout this century, although their survival will depend increasingly on successful vertical migration.
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Authors
Sari Holopainen
Elmo Miettinen
Veli-Matti Väänänen
Petri Nummi
Hannu Pöysä
Wetlands belong to the globally most threatened habitats, and organisms depending on them are of conservation concern. Wetland destruction and quality loss may affect negatively also boreal breeding...
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Authors
Aneta Spyra
Anna Cieplok
Mariola Krodkiewska
Beaver-created ponds constitute an important element of small water retention in forest catchments and preserving biodiversity as breeding sites for vertebrates and invertebrates. In many areas, these...
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Authors
Marco Raponi
David Beresford
James Schaefer
Ian Thompson
Philip Wiebe
Arthur Rodgers
John Fryxell
Habitat loss has been implicated in the decline of forest-dwelling caribou ( Rangifer tarandus caribou), but it is unknown how biting insects, potentially important components of boreal forest habitat...
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Authors
Mathieu Leblond
Martin-Hugues St-Laurent
Steeve Côté
Background: Freshwater lakes and rivers of the Northern Hemisphere have been freezing increasingly later and thawing increasingly earlier during the last century. With reduced temporal periods during...
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Authors
Kimberly Dawe
Stan Boutin
Quantifying the relative influence of multiple mechanisms driving recent range expansion of non-native species is essential for predicting future changes and for informing adaptation and management...
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Authors
Barbara Frei
Amelia R. Cox
Ana C. Morales
Christian Roy
Climate change has well-documented, yet variable, influences on the annual movements of migratory birds. The effects of climate change on fall migration remains understudied compared with spring but...
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Authors
Diana Stralberg
Erin Bayne
Steven Cumming
Péter Sólymos
Samantha Song
Fiona Schmiegelow
For some boreal songbirds, limits to forest growth and succession may result in dramatic reductions in suitable habitat over the next century.
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Authors
Jody Daniel
Rebecca Rooney
The hydroperiod (i.e., the length of time ponded water is present) of prairie potholes is sensitive to climate change. Because snowmelt runoff is the largest contributor to ponded water amounts, a...
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Authors
Lauren Thompson
McKenzie Kuhn
Johanna Winder
Lucas Braga
Ryan Hutchins
Andrew Tanentzap
Vincent St. Louis
David Olefeldt
Resource Date:
January
2023
Permafrost thaw may increase the production of neurotoxic methylmercury (MeHg) in northern peatlands, but the downstream delivery of MeHg is uncertain. We quantified total mercury (THg) and MeHg...
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Authors
Libby Ehlers
Gabrielle Coulombe
Jim Herriges
Torsten Bentzen
Michael Suitor
Kyle Joly
Mark Hebblewhite
Summer diets are crucial for large herbivores in the subarctic and are affected by weather, harassment from insects and a variety of environmental changes linked to climate. Yet, understanding...
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Authors
Jason Clark
Ken Tape
Latha Baskaran
Clayton Elder
Charles Miller
Kimberley Miner
Jonathan O'Donnell
Benjamin Jones
Beaver engineering in the Arctic tundra induces hydrologic and geomorphic changes that are favorable to methane (CH 4) production. Beaver-mediated methane emissions are driven by inundation of...
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Authors
Erin Mallon
Merritt Turetsky
Ian Thompson
John Fryxell
Philip Wiebe
Boreal forest development is influenced by both natural and anthropogenic disturbances that alter stand structure and nutrient cycling over decadal timescales. The effects of disturbance on boreal...
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Authors
Robert Serrouya
Bruce McLellan
Harry van Oort
Garth Mowat
Stan Boutin
Using an adaptive management experiment, we tested the hypothesis that reducing moose to historic levels would reduce apparent competition and therefor recover caribou populations.
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Authors
Alexandre Lafontaine
Pierre Drapeau
Daniel Fortin
Sylvie Gauthier
Yan Boulanger
Martin-Hugues St-Laurent
Studying the response of wildlife to anthropogenic disturbances in light of their evolutionary history may help explain their capacity to adapt to novel ecological conditions. In the North American...
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Authors
Ryan Fisher
Troy Wellicome
Erin Bayne
Ray Poulin
Danielle Todd
Adam Ford
Frequency and intensity of extreme weather has increased against a backdrop of anthropogenic land change. Extreme rainfall during the breeding season reduced reproductive success of burrowing owls.
Resource
Resource Date:
October
2009
This resource is available on an external database and may require a paid subscription to access it. It is included on the CCLM to support our goal of capturing and sharing the breadth of all...
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Authors
Mathieu Leblond
Christian Dussault
Jean-Pierre Ouellet
Resource Date:
September
2013
Anthropogenic disturbances have been demonstrated to affect animal behavior, distribution, and abundance, but assessment of their impacts on fitness-related traits has received little attention. We...