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Ecosystem

Displaying 5041 - 5060 of 5894 results

Can scientific information and intensive, extensive public involvement through facilitated meetings be expected to lead to agreement on natural resource issues? Communications and research in the Bitterroot Ecosystem Management Research Project…
Author(s): Jane Kapler Smith, Kerry McMenus
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This state-of-knowledge review about the effects of fire on flora and fuels can assist land managers with ecosystem and fire management planning and in their efforts to inform others about the ecological role of fire. Chapter topics include fire…
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Fires affect animals mainly through effects on their habitat. Fires often cause short-term increases in wildlife foods that contribute to increases in populations of some animals. These increases are moderated by the animals' ability to thrive in…
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Creating a learning organization is a much needed, yet difficult to implement asset for any organization. While most managers agree on the importance of building this skill, few understand how to get started, what tools and techniques are needed, or…
Author(s): David Garvin
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This study documented the long-term (>10 years) impact of fire on sage grouse (Centrocercus urophasianus Bonaparte) nesting and brood-rearing habitats on the Upper Snake River Plain in southeastern Idaho.
Author(s): Pamela J. Nelle, Kerry P. Reese, John W. Connelly
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Smoke exposure measurements among firefighters at wildfires in the Western United States between 1992 and 1995 showed that altogether most exposures were not significant, between 3 and 5 percent of the shift-average exposures exceeded occupational…
Author(s): Timothy E. Reinhardt, Roger D. Ottmar
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Projected changes in global climate have important ramifications for the future of national parks and other reserves set aside to conserve ecological uniqueness. We explored potential implications of climatic changes on lifeform distribution and…
Author(s): Dominique Bachelet, James M. Lenihan, Christopher Daly, Ronald P. Neilson
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Invasive, nonnative plant species have been a concern of land managers within the temperate and boreal coniferous forest eco-region for nearly a century. Fire management, timber harvest, grazing, mining, recreation, and agriculture have not only…
Author(s): Richy J. Harrod, Sarah Reichard
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Findings from fire history studies have increasingly indicated that many forest ecosystems in the northern Rocky Mountains were shaped by mixed-severity fire regimes, characterized by fires of variable severities at intervals averaging between about…
Author(s): Stephen F. Arno, David J. Parsons, Robert E. Keane
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This FEIS species review synthesizes information on the relationship of Symphoricarpos oreophilus (mountain snowberry) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the…
Author(s): Keith Aleksoff
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This FEIS species review synthesizes information on the relationship of Grayia spinosa (spiny hopsage) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): D. A. Tirmenstein
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This booklet presents land management recommendations to help bird communities in sagebrush habitats. It was prepared for the Western Working Group of Partners in Flight, a partnership of private citizens, industry groups, government agencies,…
Author(s): Christine Paige, Sharon Ritter
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Fire history investigations were carried out in three widely separated Great Basin pinyon-juniper woodlands in east-central Nevada, southeastern Oregon and northwestern Nevada, and western Nevada. Study results suggested frequent fires on deep soils…
Author(s): George E. Gruell
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This FEIS species review synthesizes information on the relationship of Purshia tridentata (antelope bitterbrush) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Elena Zlatnik
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This FEIS species review synthesizes information on the relationship of Chrysothamnus viscidiflorus (green rabbitbrush) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the…
Author(s): D. A. Tirmenstein
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Recent fires have renewed interest in fire's effect on different components of the ecosystems, particularly erosion and soil productivity. Our objectives were to (1) determine hillslope erosion rates after a high severity wildfire in an unmanaged…
Author(s): Peter R. Robichaud, Robert E. Brown
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The objectives of this Research Joint Venture Agreement were to install and calibrate three flumes on the Tenderfoot Creek Experimental Forest (TCEF) in central Montana; check calibration of the existing seven flumes on TCEF; estimate the influence…
Author(s): Phillip E. Farnes, Ward W. McCaughey, Katherine J. Hansen
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Climate change influences the ecological processes driving regional vegetation change. With the paleoecological and geomorphological perspective of Holocene history, it is apparent that each vegetation change interacting with the environment sets…
Author(s): Robin J. Tausch
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The Snake River Plain forms a 6 million ha arc-shaped depression across southern Idaho. Basalt flows, fresh water sediments, loess and volcanic deposits cover its surface. Elevation increases eastward from 650 to 2,150 m altitude. Climate is semi-…
Author(s): Nancy L. Shaw, Victoria A. Saab, Stephen B. Monsen, T. D. Rich
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Prescribed fire is used as a site treatment after timber harvesting. These fires result in spatial patterns with some portions consuming all of the forest floor material (duff) and others consuming little. Prior to the burn, spatial sampling of duff…
Author(s): Peter R. Robichaud, S. M. Miller
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