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Displaying 101 - 120 of 484

The principal aim of this project was to project changes in fuels, fire dynamics, and associated responses of vegetation and breeding birds that might inform selection and prioritization of management actions in the Great Basin. Our original six…
Author(s): Erica Fleishman, Jennifer Balch, Bethany A. Bradley, Ned Horning, Matthias Leu
Year Published:

Research highlights: The biology of mountain pine beetle (MPB), Dendroctonus ponderosae Hopkins, in Colorado’s lodgepole pine forests exhibits similarities and differences to other parts of its range. Brood emergence was not influenced by stand…
Author(s): Jose F. Negron
Year Published:

Increasing wildfires in western North American conifer forests have led to debates surrounding the application of post-fire management practices. There is a lack of consensus on whether (and to what extent) post-fire management assists or hinders…
Author(s): Victoria M. Donovan, Caleb P. Roberts, Carissa L. Wonkka, David A. Wedin, Dirac Twidwell
Year Published:

Population monitoring is integral to the conservation and management of wildlife; yet, analyses of population demographic data rarely consider processes occurring across spatial scales, potentially limiting the effectiveness of adaptive management.…
Author(s): Michael S. O'Donnell, David R. Edmunds, Cameron L. Aldridge, Julie A. Heinrichs, Peter S. Coates, Brian G. Prochazka, Steven E. Hanser
Year Published:

Short-term fire-induced changes to the soil microbial community are usually closely associated to fire severity, which essentially consists in the fire-induced loss or decomposition of organic matter above ground and below ground. Many functional…
Author(s): Manuel E. Lucas-Borja, Isabel Miralles, Raul Ortega, Pedro A. Plaza-Álvarez, Javier González-Romero, Javier Sagra Cózar, Miguel Soriano-Rodríguez, Giacomo Certini, Daniel Moya, Jorge de las Heras
Year Published:

Socioeconomic factors (e.g. rural abandonment, monoculture plantations) and global warming are changing fire regimes (fire intensity, extent, and frequency) in fire-prone regions such as the Mediterranean Basin. Understanding the factors that shape…
Author(s): Brahim Chergui, Soumia Fahd, Xavier Santos
Year Published:

Background: Behavioral responses are the most immediate ways animals interact with their environment, and are primary mechanisms by which individuals mitigate mortality risk while ensuring reproductive success. In disturbance-driven landscapes,…
Author(s): Bradley S. Cohen, Thomas J. Prebyl, Bret A. Collier, Michael J. Chamberlain
Year Published:

Bees require distinct foraging and nesting resources to occur in close proximity. However, spatial and temporal patterns in the availability and quantity of these resources can be affected by disturbances like wildfire. The potential for spatial or…
Author(s): Michael P. Simanonok, Laura A. Burkle
Year Published:

Throughout much of the 20th century, the heights of young quaking aspen (Populus tremuloides) in Yellowstone National Park’s northern ungulate winter range were suppressed due to intensive herbivory by Rocky Mountain elk (Cervus elaphus). However,…
Author(s): Robert L. Beschta, Luke E. Painter, William J. Ripple
Year Published:

Fire is a dominant, and well-studied, structuring force in many temperate and semi-arid communities; yet, few studies have investigated the effects of fire on multi-trophic interactions. Here, we ask how fire-induced changes in flowering affect the…
Author(s): John M. Mola, Neal M. Williams
Year Published:

Genetic networks can characterize complex genetic relationships among groups of individuals, which can be used to rank nodes most important to the overall connectivity of the system. Ranking allows scarce resources to be guided toward nodes integral…
Author(s): Todd Cross, Michael K. Schwartz, David E. Naugle, Brad C. Fedy, Jeffrey R. Row, S.J. Oyler-McCance
Year Published:

Background: Fuel reduction treatments have been widely implemented across the western US in recent decades for both fire protection and restoration. Although research has demonstrated that combined thinning and burning effectively reduces crown fire…
Author(s): Justin S. Crotteau, Christopher R. Keyes, Sharon M. Hood, David L.R. Affleck, Anna Sala
Year Published:

The greater sage-grouse (Centrocercus urophasianus; hereafter called “sage-grouse”), a species that requires sagebrush (Artemisia spp.), has experienced range-wide declines in its distribution and abundance. These declines have prompted substantial…
Author(s): Steven E. Hanser, Patricia A. Deibert, John C. Tull, Natasha B. Carr, Cameron L. Aldridge, Travis D. Bargsten, Thomas J. Christiansen, Peter S. Coates, Michele R. Crist, Kevin E. Doherty, Ethan A. Ellsworth, Lee J. Foster, Vicki A. Herren, Kevin H. Miller, Ann Moser, Robin M. Naeve, Karen L. Prentice, Thomas E. Remington, Mark A. Ricca, Douglas J. Shinneman, Richard L. Truex, Lief A. Wiechman, Dereck C. Wilson, Z.H. Bowen
Year Published:

Whitebark pine (Pinus albicaulis Engelm.), an ecologically important tree species in high-elevation ecosystems of western North America, is threatened by white pine blister rust (Cronartium ribicola Fischer) and increased pressure from mountain pine…
Author(s): Jeremy T. Amberson, Megan P. Keville, Cara R. Nelson
Year Published:

The sagebrush (Artemisia spp.) ecosystem extends across a large portion of the Western United States, and the greater sage-grouse (Centrocercus urophasianus) is one of the iconic species of this ecosystem. Greater sage-grouse populations occur in 11…
Author(s): Steven E. Hanser
Year Published:

The most recent mountain pine beetle (MPB) (Dendroctonus ponderosae) outbreak in British Columbia (BC), which began in the late 1990s, killed ∼54% of the mature merchantable lodgepole pine and was expected to impact gross primary productivity (GPP…
Author(s): Gesa Meyer, T. Andrew Black, Rachhpal S. Jassal, Zoran Nesic, Nicholas C. Coops, Andreas Christen, Arthur L. Fredeen, David L. Spittlehouse, Nicholas J. Grant, Vanessa N. Foord, Rebecca Bowler
Year Published:

Prescribed burning has the potential to improve habitat for species that depend on pyric ecosystems or other early successional vegetation types. For species that occupy diverse plant communities over the extent of their range, response to…
Author(s): Laura C. Gigliotti, Benjamin C. Jones, Matthew J. Lovallo, Duane R. Diefenbach
Year Published:

The Clark’s nutcracker has a mutualistic relationship with the whitebark pine, acting as the tree’s main seed dispersal mechanism.
Author(s): Robert E. Keane, Samuel A. Cushman
Year Published:

Managers require quantitative yet tractable tools that identify areas for restoration yielding effective benefits for targeted wildlife species and the ecosystems they inhabit. As a contemporary example of high national significance for conservation…
Author(s): Mark A. Ricca, Peter S. Coates, K. Benjamin Gustafson, Brianne E. Brussee, Jeanne C. Chambers, Shawn Espinosa, Scott C. Gardner, Sherri Lisius, Pilar Ziegler, David J. Delehanty, Michael L. Casazza
Year Published:

Habitat suitability models can inform forest management for species of conservation concern. Models quantify relationships between known species locations and environmental attributes, which are used to identify areas most likely to support species…
Author(s): Quresh Latif, Victoria A. Saab, Jessica R. Haas, Jonathan G. Dudley
Year Published: