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From the text ... 'In the summer of 1994, Colorado suffered its worst drought in decades. Severe fire weather was certain to come. On July 2, a major storm hit the State with dry lightning strikes, igniting thousands of wildland fires. Suddenly, the fire blew up. Witnesses at…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Safety, Weather
Region(s): Rocky Mountain
Keywords: blowups, catastrophic fires, Colorado, crown fires, droughts, fire case histories, fire control, fire injuries (humans), fire management, fire suppression, forest management, fuel accumulation, fuel loading, fuel management, fuel moisture, hardwood forests, health factors, herbaceous vegetation, lightning, pine forests, pine hardwood forests, Pinus edulis, Pinus ponderosa, Pseudotsuga menziesii, Quercus gambelii, rate of spread, smoke behavior, smoke management, spot fires, topography, vegetation surveys, Washington, wildfires

The results of chemical analyses of precipitation samples collected in Singapore between August 1997 and July 1998 are presented. Major inorganic and organic ions were determined in 169 rain samples collected using an automated wet-only sampler. The daily sample pH values ranged…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, biomass, chemical compounds, chemistry, gases, particulates, pH, precipitation, sampling, season of fire, Singapore, smoke effects, smoke management, statistical analysis, wildfires

[no description entered]
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models, Prescribed Fire, Weather
Region(s): International
Keywords: air temperature, Australia, convection, dead fuels, eucalyptus, Eucalyptus sieberi, field experimental fires, fire intensity, fire management, flame length, fuel loading, fuel management, fuel moisture, ignition, leaves, live fuels, New South Wales, radiation, rate of spread, scorch, smoke behavior, statistical analysis, surface fuels, understory vegetation, wind

Fire is a fundamental component of the Longleaf Pine ecosystem. As land managers seek to restore the Longleaf Pine at sites throughout the South, prescribed fire will be an integral part of their plan. However, the effects of prescribed fire on air quality are a serious concern…
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Mapping, Models, Planning, Prescribed Fire, Restoration and Rehabilitation, Weather, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: air quality, coastal plain, computer programs, drainage, Florida, Georgia, GIS, land use, liability, longleaf pine, Piedmont, pine forests, Pinus palustris, smoke behavior, smoke effects, smoke management, wildfires, wind

A computerized fire weather model coupled with a synoptic model is a powerful means of describing the weather part of the fire environment.
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Mapping, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, ash, fire danger rating, GIS - geographic information system, GPS - global positioning system, smoke behavior, wilderness fire management, wildfires

The trade-offs between wildfire and prescribed fire for smoke emission and forest health often are dependent upon prevailing weather and climate patterns. Unfortunately, measurements of atmospheric variables are scarce, especially in complex terrain where many fire and health…
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Mapping, Models, Prescribed Fire, Weather
Region(s): Great Basin, Northwest
Keywords: air quality, coniferous forests, distribution, droughts, ecosystem dynamics, elevation, fire frequency, forest management, GIS, ignition, lightning, lightning caused fires, mountains, Oregon, precipitation, weather observations, wildfires, wind

Total particulate matter (PM) emissions were estimated for recent fires (1979-1990) and the presettlement period (prior to 1935) in the Selway-Bitterroot Wilderness (SEW) in Idaho and Montana. Recent period emissions were calculated by l0-day periods for surface fire and crown…
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire History, Fire Prevention, Fuels, Models, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Great Basin, Northern Rockies
Keywords: Abies grandis, air quality, coniferous forests, fire management, fire regimes, fire suppression, forest management, fuel accumulation, fuel models, Idaho, Montana, natural resource legislation, Pinus ponderosa, presettlement fires, Pseudotsuga menziesii, Selway-Bitterroot Wilderness Areas, smoke management, wilderness fire management, wildfires

Natural processes are clearly provided for in the Wilderness Act of 1964. This Act defines wilderness as a large land area which is primarily affected by the forces of nature. In addition, the defined purpose of the Act was to assure these lands were to be preserved and…
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Economics, Emissions and Smoke, Mapping, Regulations and Legislation, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, coniferous forests, conifers, disturbance, ecosystem dynamics, fire adaptations, forest management, lightning caused fires, multiple resource management, natural resource legislation, pine forests, pine, prescribed fires (chance ignition), recreation, threatened and endangered species, water, water quality, wilderness areas, wilderness fire management, wildfires

From the Summary...'For many projects a simple model often provides as good information as a more complex model. Regulations, however, may dictate the level of modeling required for each project. Other times, community values will determine the level of effort needed to…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models, Regulations and Legislation, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, bibliographies, burning permits, CO - carbon monoxide, fire size, fuel loading, fuel types, health factors, particulates, smoke behavior, smoke effects, smoke management, statistical analysis, wilderness areas, wilderness fire management

From the Summary...'Managing smoke in ways that prevent serious impact to sensitive areas from single burns or multiple burns occurring simultaneously requires knowledge of the weather conditions that will affect smoke emissions, trajectories, and dispersion. Not only is it…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, bibliographies, biomass, cover, lakes, moisture, sloping terrain, smoke behavior, smoke effects, smoke management, statistical analysis, storms, temperature, topography, weather observations, wilderness areas, wilderness fire management, wildfires, wind

From the text...'In summary, the enormous wildland/urban interface and dense road network located in a region where up to six million acres of wildlands per year are subject to prescribed fire combine to make problem smoke the foremost land management-related air quality problem…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Mapping, Models, Prescribed Fire, Regulations and Legislation, Weather, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: air quality, coastal plain, cover type, fire frequency, Florida, Georgia, GIS, Piedmont, pine forests, plant growth, precipitation, roads, rural communities, season of fire, smoke behavior, smoke effects, smoke management, South Carolina, topography, US Forest Service, wilderness areas, wilderness fire management, wind

From the text...'In summary, the physics of light extinction in the atmosphere coupled with the chemical composition and physical size distribution of particles in wildland fire smoke combine to make fire (especially in the West) an important contributor to visibility impairment…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Weather
Region(s): Northern Rockies, Northwest
Keywords: aesthetics, air quality, distribution, light, Montana, national parks, particulates, physics, recreation, smoke management, wilderness areas, wilderness fire management

From the text...'This section discusses the effects of air pollution, especially particulate matter, on human health and morbidity. Wildland fire smoke is discussed as one type of air pollution that can be harmful to public health.'
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Northern Rockies
Keywords: air quality, CO - carbon monoxide, education, health factors, Montana, pollution, public information, smoke management, US Forest Service, wilderness areas, wilderness fire management, wildfires

[no description entered]
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Occurrence, Fuels, Hazard and Risk, Weather
Region(s): Great Basin, Northwest, Southern
Keywords: Abies balsamea, Acer saccharinum, Betula papyrifera, biogeochemical cycles, biogeography, carbon dioxide, coniferous forests, cover type conversion, distribution, disturbance, droughts, ecosystem dynamics, ENSO, fire adaptations (plants), fire danger rating, fire frequency, fire intensity, fire regimes, forest management, fuel moisture, hardwood forests, ignition, insects, land management, land use, landscape ecology, nutrient cycling, Picea engelmannii, pine forests, Pinus ponderosa, Pinus resinosa, plant diseases, Populus grandidentata, Populus tremuloides, precipitation, Pseudotsuga menziesii, Quercus alba, Thuja occidentalis, Tsuga heterophylla, Tsuga mertensiana, wildfires

Attitudes and policies concerning wildland fire, fire use, and fire management have changed greatly since early European settlers arrived in North America. Active suppression of wildfires accelerated early in the 20th Century, and areas burned dropped dramatically. In recent…
Person:
Year: 2001
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory, Planning, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: JFSP - Joint Fire Science Program, fire policy, research needs, fuel management, air quality, ecosystem dynamics, fire frequency, fire hazard reduction, fire intensity, fire management, fire management planning, fire models, fire regimes, fire suppression, fire weather, fuel loading, GIS - geographic information system, fuel moisture, remote sensing, season of fire, site treatments, smoke management, vegetation surveys, wildfires

The Fire Behavior Research Work Unit (RWU) of the Intermountain Research Station has been developing the Wildland Fire Assessment System (WFAS) since 1994. The WFAS will eventually combine the functionality of the current fire-danger rating system (Deeming et al. 1977) and the…
Person:
Year: 1997
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence, Fuels, Hazard and Risk, Mapping, Models, Planning, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire potential, WFAS - Wildland Fire Assessment System, fire danger rating, climatology, crown fires, fire frequency, fire intensity, fuel moisture, live fuels, Oklahoma, smoke management, wilderness fire management, wildfires

In this study outputs from four current General Circulation Models (GCMs) were used to project forest fire danger levels in Canada and Russia under a warmer climate. Temperature and precipitation anomalies between 1 x CO2 and 2 x CO2 runs were combined with baseline observed…
Person:
Year: 1997
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Hazard and Risk, Models, Weather
Region(s): International
Keywords: boreal forest, Canada, fire danger, fire regimes, fire severity, fire weather, forest fire, carbon budget, climate change, CO2 - carbon dioxide, intensive forest management, Russia, C - carbon, climatology, fire danger rating, fire management, forest management, precipitation, temperature

Forestry, conservation, wildfire risk reduction, and agricultural uses of planned or prescribed fires as a tool for meeting the needs of wildland managers are increasingly in collision at the air pollution control and climate change cross-roads. The inevitable conflict resulting…
Person:
Year: 2001
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire History, Fuels, Hazard and Risk, Intelligence, Prescribed Fire, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air pollution, clouds, Canada, Ontario, aerosols, air quality, biomass, catastrophic fires, climatology, conservation, fire case histories, fire management, fire weather, firing techniques, land management, particulates, pollution, precipitation, size classes, smoke behavior, smoke effects, smoke management, statistical analysis, wilderness fire management, wildfires

Direct emissions of carbon from Canadian forest fires were estimated for all Canada and for each ecozone for the period 1959-1999. The estimates were based on a database of large fires for the country and calculations of fuel consumption for each fire using the Canadian Forest…
Person:
Year: 2001
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Prevention, Fuels, Hazard and Risk, Weather
Region(s): International
Keywords: boreal forests, Canada, fuel consumption, carbon emissions, carbon sink, taiga, air quality, arthropods, C - carbon, CO2 - carbon dioxide, climatology, coniferous forests, crown fires, deciduous forests, disturbance, ecosystem dynamics, energy, fire danger rating, fire injuries (animals), fire management, fire size, fire suppression, fuel loading, fuel management, fuel types, gases, insects, particulates, pine forests, Pinus banksiana, Pinus contorta, Pinus ponderosa, Pinus resinosa, Pinus strobus, post-fire recovery, Pseudotsuga menziesii, Douglas-fir, season of fire, statistical analysis, succession, wildfires

Although the burning of agricultural residues is not considered a net source of carbon dioxide because the carbon released to the atmosphere is reabsorbed during the next growing season, this burning is a source of net emissions of many trace gases including CH4, CO2, N2O, and…
Person:
Year: 2001
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Planning, Weather
Region(s): Unknown
Keywords: agricultural burning, savannas

The success of a fire use program is in large part dependent on a solid foundation set in clear and concise planning. The planning process results in specific goals and measurable objectives for fire application, provides a means of setting priorities, and establishes a…
Person:
Year: 2001
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire History, Fuels, Intelligence, Logistics, Mapping, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Safety, Social Science, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire use, air quality, backing fire, burning permits, education, fire equipment, fire management, firebreak, firefighting personnel, forest management, fuel management, headfires, ignition, land use, mopping up, liability, multiple resource management, public information, season of fire, smoke behavior, smoke effects, smoke management, wilderness areas, wilderness fire management

Once smoke enters the atmosphere, its concentration at any one place or time depends on mechanisms of transport and dispersion. By transport, we mean whatever carries a plume vertically or horizontally in the atmosphere. Dispersion simply is the scattering of smoke. Vertical…
Person:
Year: 2001
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildland fire, atmospheric moisture, atmospheric stability, FERA - Fire and Environmental Research Applications Team, lapse rate, smoke dispersion, smoke management, wind