Search by keywords, or use filters to narrow down results by type, topic, or ecosystem.

Document Type

Topic

Ecosystem

Displaying 5181 - 5200 of 6068 results

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…
Author(s): Timothy E. Paysen, R. James Ansley, James K. Brown, Gerald J. Gottfried, Sally M. Haase, Michael G. Harrington, Marcia G. Narog, Stephen S. Sackett, Ruth C. Wilson
Year Published:

Highly variable water repellent soil conditions have been reported after forest fires. We examined interactions among heating, soil water content and soil texture on water repellency. Undisturbed, 305-mm diameter cores were collected in the field…
Author(s): Peter R. Robichaud, Roger D. Hungerford
Year Published:

This Supplement presents data syntheses and new evidence from temperate (primarily boreal) North American studies of aquatic ecosystem response to episodic watershed deforestation and acid rain. These studies confirm the dominant role of the…
Author(s): Richard Carignan, Robert J. Steedman
Year Published:

The perpetuation of fire-dependent forests requires an understanding of fire ecology and fire behavior not only by scientists and managers, but also by the public (U.S. Department of Interior and U.S. Department of Agriculture, 1995). FireWorks is a…
Author(s): Jane Kapler Smith
Year Published:

The scientific literature on logging after wildfire is reviewed, with a focus on environ-mental effects of logging and removal of large woody structure. Rehabilitation, the practice of planting or seeding after logging, is not reviewed here. Several…
Author(s): James D. McIver, Lynn Starr
Year Published:

Shaded fuelbreaks and larger landscape fuel treatments, such as prescribed fire, are receiving renewed interest as forest protection strategies in the western United States. The effectiveness of fuelbreaks remains a subject of debate because of…
Author(s): James K. Agee, Bernhard Bahro, Mark A. Finney, Philip N. Omi, David B. Sapsis, Carl N. Skinner, Jan W. van Wagtendonk, Charles P. Weatherspoon
Year Published:

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
Year Published:

Thirty years ago the effects of timber harvest, prescribed burning, and wildfire were investigated in a western larch/Douglas-fir forest on the Flathead National Forest in western Montana. The original study was designed to investigate the effects…
Author(s): Jonalea R. Tonn, Martin F. Jurgensen, G. D. Mroz, Deborah S. Page-Dumroese
Year Published:

Fire, competition for light and water, and native forest pests have interacted for millennia in western forests to produce a countryside dominated by seral species of conifers. These conifer-dominated ecosystems exist in six kinds of biotic…
Author(s): Geral I. McDonald, Alan E. Harvey, Jonalea R. Tonn
Year Published:

The Esso gas plant explosion of 1998 represents a series of organizational failures that resulted in devastating consequences, including two deaths. This book examines those organizational failures through the findings of the Royal Commission. The…
Author(s): Andrew Hopkins
Year Published:

The year 1999 marks the 50th anniversary of the Mann Gulch Fire that occurred in western Montana on August 5, 1949 (Matthews 1999). There has been considerable interest amongst the Canadian wildland fire community in the 1949 Mann Gulch Fire ever…
Author(s): Martin E. Alexander
Year Published:

Management activities are analyzed at landscape scales employing both simulation and optimization. SIMPPLLE, a stochastic simulation modeling system, is initially applied to assess the risks associated with a specific natural process occurring on…
Author(s): Hans R. Zuuring, Jimmie D. Chew, J. Greg Jones
Year Published:

Wildland-urban interface (W-UI) fires are a significant concern for federal, state, and local land management and fire agencies. Research using modeling, experiments, and W-UI case studies indicates that home ignitability during wildland fires…
Author(s): Jack D. Cohen
Year Published:

Laboratory studies were conducted to determine the acute toxicity of three ammonia-based fire retardants (Fire-Trol LCA-F, Fire-Trol LCM-R, and Phos-Chek 259F), five surfactant-based fire-suppressant foams (FireFoam 103B, FireFoam 104, Fire Quench,…
Author(s): Kevin J. Buhl, Steven J. Hamilton
Year Published:

This FEIS species review synthesizes information on the relationship of Achnatherum nelsonii (Columbia needlegrass) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the…
Author(s): Kristin L. Zouhar
Year Published:

Description not entered
Author(s): Stephen F. Arno
Year Published:

Tree-ring reconstructed summer drought was examined in relation to the occurrence of 15 fires in the Selway-Bitterroot Wilderness Area (SBW). The ten largest fire years between 1880 and 1995 were selected from historical fire atlas data; five…
Author(s): Kurt F. Kipfmueller, Thomas W. Swetnam
Year Published:

This FEIS species review synthesizes information on the relationship of Elymus canadensis (Canada wildrye) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Kevin A. Simonin
Year Published:

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…
Author(s): Jack L. Lyon, James K. Brown, Mark H. Huff, Jane Kapler Smith
Year Published:

The accumulation and decomposition of coarse woody debris (CWD) are processes that affect habitat, soil structure and organic matter inputs, and energy and nutrient flows in forest ecosystems. Natural disturbances such as fires typically produce…
Author(s): Daniel B. Tinker, Dennis H. Knight
Year Published: