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Ecosystem

Displaying 4741 - 4760 of 6066 results

This book describes a process of extracting knowledge from inside the heads of people who possess high expertise in their work, and then describes numerous ways this knowledge can be delivered to people with less expertise. People with high…
Author(s): Dorothy Leonard, Walter Swap
Year Published:

Here we review the current state of knowledge about past fire regimes and how they have been altered by human activities. We also highlight the limited information on how avian communities respond to fire. We conclude with…
Author(s): Natasha B. Kotliar, Victoria A. Saab, Richard L. Hutto
Year Published:

Lower elevation ponderosa pine ecosystems of the Rocky Mountain West (U.S.) historically experienced a frequent, low- intensity fire regime that promoted dominance of large diameter ponderosa pine (Pinus ponderosa). An abrupt change in this…
Author(s): Michael J. Gundale
Year Published:

Fire managers define the wildland-urban interface as all areas were flammable wildland fuels are adjacent to homes and communities. With this definition, the wild-land-urban interface may encompass a much broader landscape than traditionally…
Author(s): Alan J. Long, Dale D. Wade, Frank C. Beall
Year Published:

The Scripps Experimental Climate Prediction Center has been routinely making regional forecasts of atmospheric elements and fire danger indices since 27 September 1997. This study evaluates these forecasts using selected remote automated weather…
Author(s): Hauss J. Reinbold, John O. Roads, Timothy J. Brown
Year Published:

Information about avian responses to fire in the U.S. Rocky Mountains is based solely on studies of crown fires. However, fire management in this region is based primarily on studies of low-elevation ponderosa pine (Pinus ponderosa) forests…
Author(s): Victoria A. Saab, Hugh D. W. Powell, Natasha B. Kotliar, Karen R. Newlon
Year Published:

Organizations managing forest land often make fire management decisions that seem overly risk-averse in relation to their stated goals for ecosystem restoration, protection of sensitive species and habitats, and protection of water and timber…
Author(s): Lynn A. Maguire, Elizabeth A. Albright
Year Published:

Research reveals that human error contributes 60 to 80 percent of error in aviation accidents and disasters. Thus, despite innovations in technology and safety materials, individuals must be able to make speedy yet intelligent decisions and be able…
Author(s): Janice L. Krieger
Year Published:

This FEIS species review synthesizes information on the relationship of Hypericum perforatum (common St Johnswort) to fire--how fire affects the species and its habitat, invasiveness of the species, effects of the species on fuels and fire regimes,…
Author(s): Kristin L. Zouhar
Year Published:

The sagebrush (Artemisia spp.) ecosystem once occupied over 150 million acres of western North America (Barbour and Billings 1988). The ecosystem still occupies over 100 million acres (Connelly et al. 2004, Wisdom et al. 2005), but the abundance and…
Author(s): Michael J. Wisdom, Mary M. Rowland, Robin J. Tausch
Year Published:

This FEIS species review synthesizes information on the relationship of Yucca glauca (soapweed yucca) 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): Amy H. Groen
Year Published:

In the last ten years, the fire management community has made significant advances in firefighter safety and leadership development. Yet, there is no discernible downward trend in entrapment fatalities. While the complexity of the job and exposure…
Author(s): James M. Saveland
Year Published:

The immediate impacts of watershed disturbances such as forest fires, debris flows, and hyperconcentrated flows to lotic systems can include the local decimation of fish, amphibian, and insect populations, but the long-term impacts to biota may have…
Author(s): C. W. Welcker, John M. Buffington, Bruce E. Rieman, Charles H. Luce, J. A. McKean
Year Published:

This FEIS species review synthesizes information on the relationship of Cytisus scoparius, Cytisus striatus (Scotch broom, Portuguese broom) to fire--how fire affects the species and its habitat, invasiveness of the species, effects of the species…
Author(s): Kristin L. Zouhar
Year Published:

Prescribed fire can be the most practical and affordable way to reduce dangerous accumulations of combustible fuels. At the same time, prescribed fire can help restore the ecological process of fire to fire-adapted ecosystems through its influence…
Author(s): Carol Miller
Year Published:

Fuel moisture is one of the major components of fire risk assessment in the western United States. Regional and landscape fuel moisture estimates are currently derived from coarse resolution remotely sensed imagery without ground measurements to…
Author(s): Jennifer L. Rechel, Seth H. Peterson, Dar A. Roberts, Jan W. van Wagtendonk
Year Published:

This FEIS species review synthesizes information on the relationship of Juncus arcticus subsp. littoralis, (mountain rush) to fire--how fire affects the species and its habitat, effects of the species on fuels and fire regimes, and fire management…
Author(s): Alan S. Hauser
Year Published:

Habitats and populations of greater sage-grouse (Centrocercus urophasianus) have declined throughout western North America in response to a myriad of detrimental land uses. Successful restoration of this species' habitat, therefore, is of keen…
Author(s): Michael J. Wisdom, Mary M. Rowland, Miles A. Hemstrom, Barbara C. Wales
Year Published:

Forest land conditions affect the potential of U.S. forests to sustain a wide array of forest goods and environmental services (e.g., biodiversity) that society demands. Forest survey data collected by U.S. Department of Agriculture Forest Service…
Author(s): Ralph J. Alig
Year Published:

This FEIS species review synthesizes information on the relationship of Artemisia ludoviciana (prairie sage) 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
Year Published: