Type
Topic
Region
Year
Displaying 1 - 25 of 28
Fuel loading and fuel consumption were measured on four prescribed burns with a natural fuel component. These sites were in the Blue Mountains of northeastern Oregon. Emissions were characterized on three of these sites.
The fuel consumption was typical of a moderately wet…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Northwest
Keywords: fuel loading, fuel consumption, Blue Mountains, northeastern Oregon, emission factors, CH4 - methane, CO - carbon monoxide, PM2.5, CONSUME, FOFEM - First Order Fire Effects Model, underburn, spring burn, NHMC - non-methane hydrocarbons
Ozone generation is computed in a one-dimensional photochemistry code following convective redistribution of tropical urban effluent into the free troposphere. Simulations are run at several stages of pollutant dilution by surrounding surface air. A threshold boundary layer NOx…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): International
Keywords: air quality, Amazon, Brazil, convection, forest management, hydrocarbons, ozone, rate of spread, season of fire, smoke behavior, smoke management, South America, storms, tropical forests, wildfires, wind
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
We develop a simple analytical model to estimate the thickness of a smoke layer formed by a plume of a large area fire and to account for crosswinds. We take advantage of the dominant flow features in the upper part of the rising plume and in the smoke layer far from the plume…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, decay, dust, humidity, nuclear winter, smoke behavior, statistical analysis, temperature, wind
Experimental studies and mesoscale modeling of atmospheric chemistry require a good knowledge of the sources of the atmospheric constituent, at a temporal scale of about one hour and at a spatial scale corresponding to the model grid. A combined remote sensing/modeling approach…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Occurrence, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory
Region(s): International
Keywords: aerosols, Africa, air quality, biomass, chemical elements, chemistry, distribution, fire frequency, fuel appraisal, gases, climate change, ignition, land management, rate of spread, remote sensing, savannas, season of fire, shrublands, statistical analysis
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 Overwiew...'VSMOKE is primarily a tool for analyzing the effects of a single prescribed fire. Using an emissions source geometrically configured to match that presented to the atmosphere by a prescribed fire, the program estimates smoke concentrations and crossplume…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Models, Prescribed Fire
Region(s): Eastern, Southern
Keywords: air quality, coastal plain, computer programs, croplands, fire management, Florida, humidity, liability, particulates, roads, smoke behavior, smoke effects, smoke management, statistical analysis, weather observations, wildfires, wind
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 Introduction...'Fire is the single most important ecological disturbance process throughout the interior Pacific Northwest (Mutch and others 1993; Agee 1994). It is also a natural process that helps maintain a diverse ecological landscape. Fire suppression and timber…
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fire Prevention, Fuels, Intelligence, Mapping, Models, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Social Science
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Abies lasiocarpa, air quality, coniferous forests, dead fuels, disturbance, ecosystem dynamics, education, environmental impact analysis, fire frequency, fire suppression, fuel accumulation, fuel loading, fuel management, fuel types, GIS, health factors, histories, Idaho, land management, land use, Larix lyallii, logging, Montana, natural resource legislation, Nevada, Oregon, Picea engelmannii, pine forests, Pinus albicaulis, public information, site treatments, smoke behavior, smoke management, succession, Utah, Washington, watershed management, watersheds, wilderness fire management, wildfires
An average of 350 fire weather special Forecast Requests are prepared each year by the fire weather forecasters in the National Weather Service Forecast Office (WSFO) in Denver. Up to 650 of these spot forecasts may be prepared during a severe fire season. Spot forecasts are…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Models, Planning, Prescribed Fire, Weather
Region(s): Rocky Mountain
Keywords: Colorado, fire danger rating, fire management, fuel moisture, humidity, ignition, precipitation, smoke management, temperature, wildfires, wind
Traditionally, in the Southwest, ponderosa pine (Pinus ponderosa) red slash has not been treated with fire to meet resource objectives until all slash has fully cured, usually a 2-to-4-year wait. Waiting for slash to cure is still the widespread practice on most forests in the…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Models, Prescribed Fire, Social Science, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: crown scorch, duff, fine fuels, fire hazard reduction, fire intensity, fuel accumulation, fuel loading, fuel management, fuel models, fuel moisture, heavy fuels, logging, mopping up, multiple resource management, national forests, New Mexico, Pinus ponderosa, precipitation, resprouting, site treatments, slash, smoke management
A fire growth model, FARSITE (Fire ARea SImulator) is under development for simulating the spread and behavior of prescribed natural fires. The models uses a technique for wave propagation to expand surface fire fronts in 2 dimensions. Points defining the outer edge of a surface…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Mapping, Models, Prescribed Fire, Weather
Region(s): California, Great Basin, Northwest
Keywords: air quality, coniferous forests, crown fires, duff, fire case histories, fire growth, fire management, fuel loading, fuel moisture, fuel types, Georgia, GIS, landscape ecology, moisture, Oregon, rate of spread, spot fires, statistical analysis, surface fires, surface fuels, topography, weather observations, wilderness fire management, wildfires, wind, woody fuels, Huygen's Principle
[no description entered]
Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Intelligence, Mapping, Models
Region(s): Eastern, International
Keywords: Abies spp., Acer saccharinum, agriculture, air quality, Artemisia, Betula alleghaniensis, boreal forests, Canada, Carpinus, Carya, Castanea dentata, charcoal, Corylus, crown fires, deciduous forests, ecosystem dynamics, Fagus grandifolia, fire adaptations (plants), fire case histories, fire frequency, fire regimes, fire scar analysis, fossils, Fraxinus, Fraxinus americana, ignition, lakes, leaves, Minnesota, moisture, New York, Ontario, Ostrya, paleobotany, paleoecology, particulates, Picea, pine hardwood forests, Pinus banksiana, Pinus resinosa, Pinus strobus, Plantago, pollen, Populus, Quercus, Quercus alba, Quercus rubra, Quercus velutina, Rumex, sedimentation, senescence, site treatments, statistical analysis, Tilia americana, Tsuga, Tsuga canadensis, Ulmus, xeric soils, charcoal analysis, climate change, eastern deciduous forest, forest dynamics, pollen analysis, western New York state, VARVE THICKNESS, MIXED HARDWOODS, ARBOREAL POLLEN
The mesoscale meteorological model MEMO was applied to a real fire situation, which occurred in the central area of Portugal, with a very complex topography. In order to numerically provide boundary values at a higher temporal and spatial resolution, a one-way nesting technique…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Mapping, Models, Prescribed Fire, Weather
Region(s): International
Keywords: forest fire, Portugal, wind simulations, mesoscale model, complex terrain, air quality, air temperature, biogeography, climatology, Foehn winds, forest management, gases, humidity, Mediterranean habitats, nesting, rate of spread, sampling, statistical analysis, topography, wildfires, wind
Wildfires in tropical forest and savanna are a strong source of trace gas and particulate emissions to the atmosphere, but estimates of the continental-scale impacts are limited by large uncertainties in the rates of fire occurrence and biomass combustion. Satellite-based remote…
Person:
Year: 1993
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Mapping, Models
Region(s): International
Keywords: remote sensing, AVHRR - Advanced Very High Resolution Radiometer, climate change, Brazil, fire radiance
A large eddy simulation (LES) model of smoke plumes generated by large outdoor pool fires is presented. The plume is described in terms of steady-state convective transport by a uniform ambient wind of heated gases and particulate matter introduced into a stably stratified…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: crude oil, smoke plume, buoyant plume, large eddy simulation, in situ burning
Recent predictions that tropospheric aerosols have counterbalanced greenhouse warming assume aerosol emissions were low before ad1850 and then increased dramatically with industrialization of the Northern Hemisphere and biomass burning in the Tropics. We assembled the lake…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Effects, Fire History, Intelligence, Mapping, Models
Region(s): Eastern, International
Keywords: boreal forest, Canada, charcoal, land use, aerosols, climate change, Northeast, biomass burning, deciduous forest, lake sediment, Midwest United States, Central Plains, air temperature, biomass, climatology, fire case histories, gases, lakes, land management, land use, sedimentation, Quebec, smoke effects, statistical analysis, SO2 - sulfur dioxide, wildfires
Forest management planning models are highly developed and used extensively, but few explicitly consider the effects of fire and other uncertain losses which can be significant. Previous studies recommended contradictory responses to potential fire loss. We developed forest-…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Models, Weather
Region(s): International
Keywords: Canada, optimization, harvest schedule, timber supply modeling, uncertain forest losses, Ontario, air quality, boreal forest, climatology, fire frequency, fire injuries (plants), fire intensity, fire management, forest management, logging, plant growth
Unpublished final report to the USDA Forest Service, Portland, OR.
Person:
Year: 1993
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: FERA - Fire and Environmental Research Applications Team, smoke dispersion, smoke management, model assessment
Several smoke-dispersion models, which currently are available for modeling smoke from biomass burns, were evaluated for ease of use, availability of input data, and output data format. The input and output components of all models are listed, and differences in model physics…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Planning, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire, biomass burning, dispersion, FERA - Fire and Environmental Research Applications Team
This is a user's manual for VSMOKE, a computer program for predicting the smoke and dry weather visibility impact of a single prescribed fire at several downwind locations. VSMOKE is a FORTRAN 77 program that depends on the input in file VSMOKE.IPT to generate output in file…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: computer models, visibility, VSMOKE
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
The looming possibility of global warming raises legitimate concerns for the future of the forest resource in Canada. While evidence of a global warming trend is not conclusive at this time, governments would be wise to anticipate, and begin planning for, such an eventuality.…
Person:
Year: 1993
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Models, Planning, Prescribed Fire, Weather
Region(s): International
Keywords: Canada, climate change, global warming, air temperature, Alberta, arthropods, biogeography, biomass, boreal forests, British Columbia, CO2 - carbon dioxide, CO - carbon monoxide, climatology, disturbance, drought, ecosystem dynamics, fire exclusion, fire frequency, fire intensity, fire management, fire management planning, fire suppression, fuel accumulation, fuel moisture, gases, grasslands, hydrocarbons, insects, landscape ecology, lightning, logging, Manitoba, CH4 - methane, microclimate, Ontario, O3 - ozone, physics, plant diseases, precipitation, Quebec, recreation, Saskatchewan, season of fire, soil moisture, soil nutrients, soil temperature, temperate forests, tundra, wildfires, wind
Description not entered.
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models
Region(s): Alaska
Keywords: fuel consumption, broadcast burns, crown consumption, smoldering
The boreal forests of Russia play a prominent role in the global carbon cycle and the flux of greenhouse gases to the atmosphere. Large areas of Russian forest burn annually, and contributions to the net flux of carbon to the atmosphere may be significant. Forest fire emissions…
Person:
Year: 1993
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Models, Weather
Region(s): International
Keywords: boreal forest, carbon budget, carbon emissions, climate change, Russia, biomass burning, air quality, arthropods, bibliographies, biogeography, biomass, C - carbon, CO2 - carbon dioxide, climax vegetation, crown fires, decay, distribution, disturbance, drought, fire control, fire frequency, fire hazard reduction, fire intensity, fire management, fire suppression, forest management, forest types, fuel loading, gases, human caused fires, insects, Larix spp., nutrient cycling, overstory, Pinus spp., post-fire recovery, Siberia, soils, succession, temperate forests, understory vegetation, wildfires