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Fire is a natural phenomenon in Madrean Province ecosystems. Suppression of natural fire has altered ecosystem processes, however. Recognition of these alterations has led to the adoption of let-burn policies by many management agencies, but a let-burn policy has become less…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Planning, Regulations and Legislation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Great Basin, Southwest
Keywords: aesthetics, Arizona, catastrophic fires, ecosystem dynamics, education, fire hazard reduction, fire management, fire suppression, fuel loading, health factors, herbaceous vegetation, hydrology, liability, lightning caused fires, Madrean habitats, national forests, national parks, plant growth, population density, prescribed fires (chance ignition), private lands, public information, seed production, smoke effects, thinning, water quality, wildfires, wildlife habitat management, natural fire, public safety, public lands, UNINFORMED PUBLIC

After replacement of tropical primary forests, fire becomes an important management tool. During establishment of plantations with fast-growing tree species and within slash-and-burn agriculture, the export of macronutrients and other elements to the atmosphere by burning was…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Hazard and Risk
Region(s): International
Keywords: agriculture, Amazon, ash, Brazil, clearcutting, fire hazard reduction, fire intensity, fire management, forest management, land use, leaching, litter, nutrients, particulates, plantations, precipitation, slash, slash and burn, soil leaching, South America, tropical forests, volatilization, slash burning, nutrient release, humid tropics

The accuracy with which park managers can predict the behavior, spread, and effects of individual fires will be increasingly critical to decisions on when and where to burn. Models to predict fuel accumulation and consumption, fire spread, smoke production, and the effects of…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Hazard and Risk, Mapping, Models, Planning, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Southwest
Keywords: air quality, Arizona, coniferous forests, dendrochronology, distribution, ecosystem dynamics, education, fire frequency, fire hazard reduction, fire regimes, fire suppression, forest management, fuel accumulation, fuel loading, lightning caused fires, national parks, Nevada, prescribed fires (chance ignition), public information, reproduction, Sequoiadendron giganteum , Sierra Nevada, succession

From the text...'Wildland firefighting is arduous work, performed for long shifts in difficult environmental conditions. The work can be dangerous, due to the fire and the working conditions. Heat, smoke, rolling rocks, falling snags, and other hazards threaten the worker. Those…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Administration, Fire Prevention, Hazard and Risk, Safety, Emissions and Smoke
Region(s): Northern Rockies
Keywords: fire control, fire danger rating, fire management, fire suppression, forest management, health factors, heat, Montana, nutrition, snags, wilderness areas, wildfires

From the text ...'This paper summarizes results of a study conducted under the aegis of the Interior Columbia Basin Ecosystem Management Project. We report on a midscale scientific assessment of vegetation change in terrestrial landscapes of the interior West, associated change…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Mapping, Monitoring and Inventory, Outreach, Prescribed Fire, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Abies amabilis, Abies concolor, Abies grandis, Abies lasiocarpa, Abies magnifica, air quality, arthropods, Cascades Range, coniferous forests, conifers, cover type, crown fires, disturbance, ecosystem dynamics, education, fire danger rating, fire exclusion, fire frequency, fire regimes, fire suppression, fishes, forbs, forest management, fuel accumulation, fuel loading, grasses, grasslands, health factors, herbaceous vegetation, histories, hydrology, Idaho, insects, Juniperus, landscape ecology, Larix occidentalis, Montana, montane forests, mountains, national forests, Nevada, northern California, Oregon, overstory, Picea engelmannii, Pinus albicaulis, Pinus contorta, Pinus edulis, Pinus flexilis, Pinus lambertiana, Pinus monticola, Pinus ponderosa, plant diseases, Populus, prairies, Pseudotsuga menziesii, public information, Quercus garryana, range management, relict vegetation, remote sensing, rivers, Salix, shrublands, sloping terrain, smoke management, succession, Thuja plicata, Tsuga heterophylla, Tsuga mertensiana, Utah, Washington, watershed management, watersheds, wilderness fire management, wildfires, wildlife, wildlife habitat management, Wyoming

From the text...'In addition to tremendous costs associated with suppression, wildfires have a dramatic impact on the health of our forests. California forests have become dangerous tinderboxes, filled with decaying, overstocked trees and chaparral. In its March 1996 statewide…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Fuels, Hazard and Risk, Prescribed Fire, Regulations and Legislation, Social Science, Economics, Wildland-Urban Interface (WUI)
Region(s): California, Great Basin
Keywords: age classes, air quality, burning permits, catastrophic fires, chaparral, fire hazard reduction, fire management, fire protection, fire suppression, fuel appraisal, fuel management, grasslands, liability, national forests, particulates, private lands, range management, trees, watershed management, wildfires

From the text...'In the last 30 to 40 years...changes in forest structure prompted a return to using fire, under carefully controlled conditions, to accomplish many of the same purposes that were historically provided by natural fires. Today, approximately 8 million acres are…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire History, Fire Prevention, Fuels, Planning, Prescribed Fire, Regulations and Legislation, Weather, Hazard and Risk
Region(s): Southern
Keywords: backing fires, burning intervals, burning permits, competition, fire hazard reduction, fire intensity, flank fires, Florida, forest management, fuel accumulation, general interest, headfires, ignition, liability, pine forests, smoke management, wildlife habitat management

From the text...'This conceptual guide, Land Management Considerations in Fire-Adapted Ecosystems, provides baseline information for addressing fire management considerations in the Information/Assessment Phase of land management planning. The fire-related considerations are: 1…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Fire Prevention, Hazard and Risk, Intelligence, Outreach, Planning, Prescribed Fire, Social Science
Region(s): Southern, International
Keywords: catastrophic fires, distribution, disturbance, ecosystem dynamics, education, fire adaptations, fire exclusion, fire frequency, fire intensity, fire management, fire regimes, fire suppression, land management, landscape ecology, national forests, pine forests, Pinus echinata, Pinus elliottii, Pinus monticola, Pinus palustris, Pinus ponderosa, Pinus strobus, public information, smoke management, succession, surface fires, wilderness areas, wilderness fire management, wildfires

Drought indexes are not designed to measure fuel moistures, rather they indicate environmental conditions that affect fuel profiles. Management should consider that the mid-to upper-600 range is the limit of acceptability for igniting prescribed fires of any type unless specific…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Hazard and Risk, Models, Prescribed Fire
Region(s): Southern
Keywords: droughts, duff, fire danger rating, fire hazard reduction, fire intensity, fire management, fire suppression, fuel appraisal, fuel moisture, litter, moisture, pine forests, precipitation, season of fire, smoke management, soil organic matter, soils, understory vegetation

From the Introduction...'Fire management's integration into land management planning is critical to the successful management of nearly all wildland ecosystems, including westside forests, which lie west of the Cascade crest in Oregon and the northern coastal ranges in…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Ecology, Fire History, Fuels, Hazard and Risk, Models, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation
Region(s): California, Great Basin, Northwest
Keywords: air quality, ecosystem dynamics, environmental impact statements, fire exclusion, fire hazard reduction, fire management, fire regimes, fire suppression, histories, land management, multiple resource management, Oregon, smoke management, species diversity (animals), species diversity (plants), succession, threatened and endangered species (animals), US Forest Service, watershed management, wilderness areas, wilderness fire management

From the Current Solutions...'Some breakthroughs in providing more latitude for expanding prescribed fire programs are apparent. For example, the state of Florida has enacted innovative legislation that provides liability protection for prescribed burning. In Oregon, a…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Hazard and Risk, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation
Region(s): Alaska, Great Basin, Southwest, International
Keywords: air quality, Blue Mountains, cutting, disturbance, ecosystem dynamics, fire exclusion, fire hazard reduction, Florida, forest management, land management, landscape ecology, liability, logging, mountains, multiple resource management, national forests, natural resource legislation, New Mexico, Oregon, partial cutting, salvage, thinning, trees, US Forest Service, wilderness fire management, wildfires, wildlife

From the Executive Summary... 'Purpose: National forests of the dry, interior portion of the western United States that are managed by the Department of Agriculture*s Forest Service have undergone significant changes over the last century and a half, becoming much denser, with…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Economics, Emissions and Smoke, Fire History, Fire Prevention, Fuels, Hazard and Risk, Mapping, Planning, Prescribed Fire, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, Arizona, arthropods, catastrophic fires, coastal forests, Colorado, coniferous forests, crown fires, diseases, disturbance, droughts, fire damage (property), fire danger rating, fire dependent species, fire frequency, fire hazard reduction, fire intensity, fire regimes, fire size, fire suppression, fishes, flammability, floods, forest management, forest types, fuel accumulation, fuel loading, fuel management, health factors, Idaho, insects, landscape ecology, light burning, logging, Montana, multiple resource management, national forests, Nevada, New Mexico, Oregon, pine forests, Pinus ponderosa, pollution, population density, post fire recovery, precipitation, rangelands, recreation, smoke effects, smoke management, soils, species diversity, stand characteristics, streamflow, Texas, topography, trees, US Forest Service, understory vegetation, Utah, Washington, water, water quality, watersheds, wilderness areas, wilderness fire management, wildfires, wildlife, wildlife habitat management, wind, Wyoming

From the Conclusion...'Vegetation management in Florida is critical to retain desired native ecosystems, to reduce the threat of wildfire, and to meet other management objectives. Strategies for effective management may include fire, chemical, mechanical, or grazing technologies…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Effects, Fire Prevention, Fuels, Intelligence, Outreach, Prescribed Fire, Restoration and Rehabilitation, Social Science, Economics, Hazard and Risk
Region(s): Southern
Keywords: burning intervals, education, fire hazard reduction, fire management, Florida, forage, forest management, fuel accumulation, fuel management, general interest, grazing, insects, livestock, multiple resource management, native species (plants), pine forests, Pinus, plant diseases, public information, rangelands, reproduction, sandhills, scrub, season of fire, site treatments, smoke behavior, understory vegetation, wildfires

From the text...'The worst fire season in Mexican history was in 1998. Drought conditions precipitated by a strong El Niño led to unusual fire activity, including crown fires, fire whirls, and rapid spread rates. A total of 14,302 fires burned 2,099,412 acres (849,632 ha) - 3.6…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Logistics, Models, Outreach, Prescribed Fire, Restoration and Rehabilitation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: agriculture, air quality, bibliographies, catastrophic fires, coniferous forests, crown fires, deforestation, ecosystem dynamics, education, fire danger rating, fire frequency, fire injuries (humans), fire intensity, fire regimes, fire suppression, fire whirls, firefighting personnel, forage, forest management, fuel loading, fungi, grasslands, grazing, Hilaria mutica, histories, human caused fires, livestock, Mexico, pine forests, Pinus durangensis, Pinus edulis, Pinus engelmannii, Pinus hartwegii, Pinus montezumae, Pinus patula, Pinus rudis, plant diseases, Quercus, regeneration, resprouting, roots, savannas, shrublands, slash and burn, smoke effects, statistical analysis, surface fires, wilderness fire management, wildfires, xeric soils

Stand replacement prescribed burning has been applied in Alaska on several occasions. Based on that experience, perspectives can be provided, issues can be discussed, and keys to success can be identified that are applicable to stand replacement prescribed burning activities in…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Prescribed Fire, Restoration and Rehabilitation, Social Science
Region(s): Alaska
Keywords: fire regimes, stand replacement, Tetlin National Wildlife Refuge, Alnus spp., Betula spp., boreal forest, catastrophic fires, education, fire frequency, fire intensity, fire management, fire suppression, land management, lichen moss fuels, overstory, particulates, Picea glauca, Picea mariana, Populus tremuloides, private lands, public information, Salix spp., smoke management, taiga, understory vegetation, wildfires, wildlife, wildlife refuges

We begin our study of wildland fire with the basic principles and mechanisms of the combustion process-fire fundamentals. In the next chapter we look at wildland fire as an event. Fire behavior is what a fire does, the dynamics of the fire event. In later chapters we move up the…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Hazard and Risk, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: BEHAVE, fire intensity, fire weather, fuel load, fuel moisture, atmospheric stability, drought, extreme fire behavior, fire environment, fire growth, fire spread, fuel classification, wind

A team of fire scientists and resource managers convened 17-19 April 1996 in Seattle, Washington, to assess the effects of fire disturbance on ecosystems. Objectives of this workshop were to develop scientific recommendations for future fire research and management activities.…
Person:
Year: 1999
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels, Hazard and Risk, Models, Planning
Region(s): Northern Rockies, Northwest
Keywords: disturbance, ecosystem, fire management, ecological disturbance regimes, FERA - Fire and Environmental Research Applications Team, fire research, analytical hierarchy process, large-scale fire, Abies amabilis, Abies magnifica, air quality, Cascade Range, climatology, coniferous forests, crown fires, ecosystem dynamics, fire danger rating, fire frequency, fire intensity, fire management planning, fire models, fire size, fuel appraisal, fuel management, fuel models, grasslands, moisture, Montana, Pinus ponderosa, Pseudotsuga menziesii, Quercus, rate of spread, sampling, shrublands, smoke management, statistical analysis, subalpine forests, Tsuga heterophylla, Washington, wildfires, Yellowstone National Park

Atmospheric aerosol particles play a vital role in the Earth's radiative energy budget. They exert a net cooling influence on climate by directly reflecting the solar radiation to space and by modifying the shortwave reflective properties of clouds. Each year, increasing amounts…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk
Region(s): Unknown
Keywords: aerosols, biomass consumption, burning, dust storm

Wildland fires produce smoke that contributes to reduced visibility over roadways with potentially tragic consequences. Land managers need to reduce this potential hazard. Two indices are described that correlate with conditions associated with roadway hazard. The Dispersion…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Planning, Prescribed Fire, Safety, Weather
Region(s): Southern
Keywords: LVORI - Low Visibility Occurrence Risk Index, DI - Dispersion Index

Users' guide to using DDWoodyPC component of the Fuels Management Analyst Plus suite of computer programs. Fuel loading and fuel bed depths can be estimated using photos contained in a number of published fuels photo series that are contained in this program. The average fuel…
Person:
Year: 1999
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Monitoring and Inventory, Planning, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fuel loadings, photo series, FMAPlus - Fuels Management Analyst Plus, fuel size class, planar intercept method, DDWoodyPC (TM), fuelbed depths

The Vegetation Dynamics Development Tool (VDDT) is a vegetation simulation model developed to examine the impacts of a variety of landscape scale disturbances on vegetation succession and development. It assumes that the ecosystem exists in a discrete number of states, and…
Person:
Year: 1999
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fuels, Hazard and Risk, Models, Prescribed Fire, Weather
Region(s): California
Keywords: fire frequency, VDDT - Vegetation Dynamics Development Tool, vegetation, Yosemite National Park, Abies magnifica, age classes, Calocedrus, catastrophic fires, computer program, disturbance, ecosystem dynamics, fire intensity, fire management, fire regimes, fire weather, forest management, fuel breaks, fuel loading, JFSP - Joint Fire Science Program, montane forests, national forests, overstory, Pinus albicaulis, Pinus contorta, Pinus jeffreyi, Pinus monticola, Pinus ponderosa, population density, Pseudotsuga menziesii, Quercus chrysolepis, Quercus wislizenii, recreation, site treatments, subalpine forests, succession, threatened and endangered species, Tsuga mertensiana, US Forest Service, understory vegetation, wildfires, wildland fires

Prescribed burning is an effective way of restoring the fire process to ponderosa pine (Pinus ponderosa Dougl. ex Laws.) ecosystems of the Southwest. If used judiciously, fire can provide valuable effects for hazard reduction, natural regeneration, thinning, vegetation…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Southwest
Keywords: Arizona, burning intervals, competition, coniferous forests, ecosystem dynamics, fire frequency, fire hazard reduction, fire management, forest management, fuel management, fuel moisture, humidity, Madrean habitats, N - nitrogen, organic matter, overstory, pine forests, Pinus ponderosa, population density, post fire recovery, presettlement vegetation, regeneration, season of fire, seedlings, smoke management, soil nutrients, thinning, understory vegetation, volatilization, wind

After nearly a century of avid fire suppression, land managers are substantially increasing prescribed burning to meet ecosystem management objectives. As scientists and managers we need to accurately quantify the capacity of airsheds to assimilate smoke and related atmospheric…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Prevention, Hazard and Risk, Models, Prescribed Fire, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, fire management, water quality, smoke modeling, pollutants, prescribed natural fire, wildfire, atmospheric dispersion, biomass, carbon dioxide, CO - carbon monoxide, catastrophic fires, chemical compounds, coniferous forests, ecosystem dynamics, fire intensity, fire suppression, forest management, grasslands, health factors, hydrocarbons, land management, logging, Madrean habitats, natural resource legislation, NEPA - National Environmental Policy Act, N - nitrogen, pollution, chance ignition prescribed fires, slash, smoke management, soils, US Forest Service, wind