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Ecosystem

Displaying 4861 - 4880 of 5893 results

The MODIS instrument on the NASA Terra satellite has been conducting routine global measurements of active fires and aerosol optical depths since late 2000. Currently, it takes more than 4 days to acquire MODIS data from the NASA DAAC Center, making…
Author(s): Wei Min Hao, Yoram J. Kaufman, Jacques Descloitres, Christopher O. Justice, Robert Sohlberg, Thomas Bobbe
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This article offers four alternative prescriptions for making strategic choices in organizations: 1) analysis; 2) inspiration; 3) bargaining; and 4) judgment. Decision makers should use analysis when both the objectives and the means for producing…
Author(s): Paul C. Nutt
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Crown fires occur in a variety of coniferous forest types (Agee 1993), including some that are not historically prone to crown fire, such as ponderosa pine (Mutch and others 1993). The head fire spread rate of a crown fire is usually several times…
Author(s): Joe H. Scott, Elizabeth D. Reinhardt
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Heat generated during fire induces chemical oxidation of soil organic matter thereby altering carbon (C) and nitrogen (N) transformations. Prior soil fire history and soil moisture content at the time of heating can be confounding factors in the…
Author(s): Urszula Choromanska, Thomas H. DeLuca
Year Published:

This FEIS species review synthesizes information on the relationship of Tetradymia nuttallii (Nuttall's horsebrush) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management…
Author(s): Janet L. Howard
Year Published:

The health of many Rocky Mountain ecosystems is in decline because of the policy of excluding fire in the management of these ecosystems. Fire exclusion has actually made it more difficult to fight fires, and this poses greater risks to the people…
Author(s): Robert E. Keane, Kevin C. Ryan, Thomas T. Veblen, Craig D. Allen, Jesse A. Logan, Brad C. Hawkes
Year Published:

The role of the Policy Analysis Center for Western Public Lands is to provide integrated social, economic and ecological analyses of public land policies that affect communities in the West. Its mission is to help rural communities, policy makers,…
Author(s): Carl L. Wambolt, Aaron J. Harp, Bruce L. Welch, Nancy L. Shaw, John W. Connelly, Kerry P. Reese, Clait E. Braun, Donald A. Klebenow, E. Durant McArthur, James G. Thompson, L. Allen Torell, John A. Tanaka
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This FEIS species review synthesizes information on the relationship of Schizachyrium scoparium (little bluestem) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management…
Author(s): Peter D. Steinberg
Year Published:

Succession in upland vegetation following fire is well studied, yet the concurrent changes in riparian zones and streams have received little attention. Our objective was to examine variation in riparian and stream characteristics in three…
Author(s): Elaine Kennedy Sutherland, Michael K. Young, Ethan Mace, Robert S. Ahl
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This FEIS species review synthesizes information on the relationship of Pinus edulis (twoneedle pinyon) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management considerations.…
Author(s): Michelle B. Anderson
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This FEIS species review synthesizes information on the relationship of Elymus lanceolatus (thickspike wheatgrass) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management…
Author(s): Janette S. Scher
Year Published:

This paper demonstrates protocols to analyze and illustrate trends in the long-term effects of repeated fire hazard reduction entries at broad state-level scales. The objectives of this analysis are to determine the effectiveness of two stand…
Author(s): Glenn A. Christensen, Roger D. Fight, R. James Barbour
Year Published:

Powerpoint presentation about direct and indirect effects of fire on fish populations. Presented at the Fire and Aquatic Ecosystems Workshop, April 22-24, 2002 in Boise, Idaho.
Author(s): Jason B. Dunham, Michael K. Young, Robert E. Gresswell, Bruce E. Rieman
Year Published:

This FEIS species review synthesizes information on the relationship of Pinus albicaulis (whitebark pine) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management considerations.…
Author(s): Janet L. Fryer
Year Published:

Fire exclusion policies have affected stand structure and wildfire hazard in north American ponderosa pine forests. Wildfires are becoming more severe in stands where trees are densely stocked with shade-tolerant understory trees. Although forest…
Author(s): Jolie Pollet, Philip N. Omi
Year Published:

This FEIS species review synthesizes information on the relationship of Tetradymia spinosa (spiny horsebrush) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management considerations…
Author(s): Janet L. Howard
Year Published:

Risk assessment is often viewed as a logical, cause-effect process that uses mathematics and gives little credence to feelings. Without discounting the need for a rational approach to categorizing risk analysis, the authors show how affect, feelings…
Author(s): Paul Slovic, Melissa Finucane, Ellen Peters, Donald G. MacGregor
Year Published:

Fire played an important role in maintaining and creating conditions suitable for native flora and fauna in the forests of western North America. Recent coarse filter conservation strategies have advocated creating future landscapes that incorporate…
Author(s): James K. Agee
Year Published:

This edited book is an excellent resource for those who wish to probe deeper into the state of the art research on emerging issues in judgment and decision making. The editors’ stated purpose is to provide “fresh perspectives on decision making”.…
Author(s):
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Author(s): Natasha B. Kotliar, Sallie Hejl, Richard L. Hutton, Victoria A. Saab, C. P. Melcher, Mary E. McFadzen
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