Type
Topic
Region
Year
Displaying 26 - 50 of 58
PLUMP is a general -purpose, one-dimensional plume rise model for wildfire and prescribed fire planning. It calculates the characteristics of fire plu8mes, including vertical velocity, water content, excess temperature, rain, and ice. The model can also be used to determine the…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire management, lightning, smoke behavior, smoke management, temperature, water, wildfires
The objective of this study was to improve a smoke emissions model that is currently being used to help reduce pollution impacts from prescribed burning of hmber harvest residues. Smoke emissions from these types of burns have been characterized with in situ, real time sampling…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models, Prescribed Fire
Region(s): Northwest
Keywords: air quality, biomass, broadcast burning, combustion, coniferous forests, decay, forest management, fuel loading, fuel moisture, hardwood forests, logging, moisture, Oregon, pine forests, pollution, sampling, site treatments, smoke management, Washington
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Prescribed Fire, Aquatic, Emissions and Smoke, Fuels, Hazard and Risk
Region(s): California, Great Basin
Keywords: catastrophic fires, chaparral, coniferous forests, cover type, crown fires, diseases, duff, erosion, field experimental fires, fire hazard reduction, fire intensity, flame length, forest management, fuel accumulation, Georgia, grasses, hydrology, leaves, mineral soils, pH, Pinus brutia, Pinus contorta, Pinus lambertiana, Pinus ponderosa, precipitation, Pseudotsuga menziesii, Quercus kelloggii, Quercus wislizeni, Sequoia sempervirens, site treatments, smoke effects, soil moisture, state forests, statistical analysis, surface fires, surface fuels, water repellent soils, watersheds, wildfires, wildland fuels, wildlife habitat management, infliltration, hydrophobicity, forest floor consumption, fireline intensity
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Great Basin
Keywords: combustion, computer programs, cover type, duff, ecosystem dynamics, erosion, fuel loading, fuel moisture, Georgia, heat, hydrology, mineral soils, mortality, overstory, Pinus ponderosa, regeneration, scorch, soil moisture, soil temperature, stand characteristics, statistical analysis, succession, trees, wilderness areas, wilderness fire management, wildfires, wildland fuels, woody fuels, fuel consumption, tree mortality, computer model, national geographic zones, USER NETWORK
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Economics, Emissions and Smoke, Fire Prevention, Fuels, Weather
Region(s): International
Keywords: Asia, catastrophic fires, China, coniferous forests, cutting, dead fuels, fire case histories, fire damage (property), fire injuries (humans), fire protection, fire size, Georgia, human caused fires, ignition, lightning caused fires, logging, mortality, radiation, rate of spread, remote sensing, smoke behavior, temperature, wilderness fire management, wildfires, wind
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Models, Prescribed Fire
Region(s): Great Basin, Northern Rockies, International
Keywords: Abies lasiocarpa, air quality, boreal forests, British Columbia, Canada, computer programs, coniferous forests, decay, decomposition, diameter classes, droughts, ecosystem dynamics, energy, fire management, fuel loading, fuel management, fuel moisture, Georgia, Idaho, logging, Palmaceae, Picea glauca, Pseudotsuga menziesii, slash, statistical analysis, Thuja plicata, Tsuga heterophylla, woody fuels, woody fuel consumption, model testing, CONSUME model, interior cedar-hemlock forests
Wind direction is one of the most critical weather parameters with respect to fire and smoke management. The observed and forecast data analyzed for this study (1985-1991 at Macon, GA) indicate that current smoke management guidelines do not allow sufficient margin for…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Emissions and Smoke, Planning, Weather
Region(s): Southern
Keywords: backfires, fire management, geography, Georgia, light, smoke management, wind, wind, wind direction, forecasting, smoke management
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire History, Fire Occurrence, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: aborigines, air quality, Australia, biomass, carbon dioxide, CO - carbon monoxide, chemistry, digital data collection, distribution, droughts, energy, eucalyptus, fire control, fire frequency, fire scar analysis, fuel types, Georgia, grasslands, greenhouse gases, land management, mosaic, Northern Territory of Australia, nutrients, particulates, plant growth, precipitation, radiation, remote sensing, savannas, season of fire, smoke behavior, smoke effects, statistical analysis, understory vegetation, biomass burning, NOAA-AVHRR (National Oceanic and Atmospheric Administration-Advanced Very High Resolution Radiometer), fire mosaic, fire scar, Northern Territory of Australia, gaseous emissions, anthropogenic effects
Each year highway accidents occur at locations where smoke or a combination of smoke and fog is implicated as a contributor to poor visibility. A numerical model to simulate near ground smoke movement at night over complex interlocking valley-ridge systems typical of the…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Models, Prescribed Fire, Safety, Weather
Region(s): Southern
Keywords: air quality, digital data collection, drainage, ecosystem dynamics, elevation, forest management, Georgia, particulates, Piedmont, roads, smoke behavior, smoke effects, smoke management, streams, temperature, topography, wind, highway accidents, smoke management, fog, PREGNANT BUBBLES, SNAF - slow nocturnal air flow, wind model
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Prevention, Fuels, Intelligence, Mapping, Monitoring and Inventory, Outreach, Planning, Social Science
Region(s): Great Basin, Northwest
Keywords: bacteria, bark, carbon dioxide, chemistry, combustion, deciduous forests, fire growth, fire retardants, fire suppression, flammability, forest management, fuel arrangement, fuel inventory, fuel loading, fuel management, fungi, Georgia, heat, ignition, leaves, litter, logging, microorganisms, moisture, national forests, needles, Oregon, organic matter, private lands, public information, remote sensing, slash, soil moisture, soil organic matter, spontaneous combustion, temperature, wood, woody fuels, spontaneous ignition, forest residue, wood chips, slash, CHIP PILE, SAWDUST
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models, Prescribed Fire
Region(s): Great Basin, Northwest
Keywords: air quality, broadcast burning, clearcutting, coniferous forests, digital data collection, fire management, Georgia, hardwood forests, land use, low intensity burns, sampling, slash and burn, smoke behavior, smoke management, statistical analysis, US Forest Service, understory vegetation, Washington, EPM (Smoke Emissions Production Model), fuel consumption, smoke dispersion
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Communications, Fire Ecology, Weather, Climate, Economics, Emissions and Smoke, Fire Behavior, Fuels, Prescribed Fire
Region(s): Southern
Keywords: air temperature, deciduous forests, digital data collection, fire danger rating, fire management, Formicidae, fuel moisture, Georgia, grazing, land management, leaves, livestock, moisture, Oklahoma, Praomys natalensis, precipitation, private lands, radiation, rangelands, remote sensing, smoke behavior, smoke effects, soil temperature, statistical analysis, weather observations, wilderness fire management, wildfires, wildland fuels, wildlife habitat management, wind, weather station, fire danger, computer communications, NFDRS - National Fire Danger Rating System, OLETS - Oklahoma Law Enforcement Telecommunications System, high plains
[no description entered]
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Models, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Africa, agriculture, air quality, Asia, biomass, chemistry, deforestation, Europe, gases, climate change, habits and behavior, insects, land use, Middle East, Oceania, savannas, soil management, soil nutrients, soils, wetlands, animal excreta, animals, aquatic sources, arable lands, biomass burning, CH4 - methane, CO - carbon monoxide, deforestation, emission, landfills, N2O - nitrous oxide, rice cultivation, sewage, soils, termites, trace gases, wetlands
The performance of internal combustion engines used in fire fighting equipment can be affected by the fireground ambient conditions. Both gasoline (SI) and diesel (CI) engines can suffer significant power losses due to high temperatures and reduced oxygen in the intake air…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Prevention
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: forest fire, fireground, bushfire, fire engines, internal combustion engine
Total particulate matter (PM) emissions were estimated for recent fires (1979-1990) and the presettlement period (prior to 1935) in the Selway-Bitterroot Wilderness (SBW) in Idaho and Montana. Recent period emissions were calculated by 10-day periods for surface fire and crown…
Person:
Year: 1994
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire History, Fire Occurrence, Models
Region(s): Northern Rockies
Keywords: air quality, fire regimes, Idaho, Montana, Selway-Bitterroot Wilderness, Abies grandis, coniferous forests, crown fires, fire exclusion, fire management, fire suppression, mountainous terrain, Larix lyallii, Picea engelmannii, pine forests, Pinus albicaulis, Pinus contorta, lodgepole pine, chance ignition prescribed fires, presettlement fires, Pseudotsuga menziesii, Douglas-fir, subalpine forests, wilderness fire management
A model for the plume above a line fire in a cross wind is constructed. This problem is shown to reduce to numerically solving a system of 6 coupled ordinary differential equations for given initial conditions that depend upon the fire characteristics. The model is valid above…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: plume trajectories, cross wind, plume temperature, plume velocity, plume width
Severe fires in chaparral watersheds subject to air pollution from metropolitan Los Angeles mobilized accumulated nitrogen and caused streamwater to be polluted with nitrate at concentrations exceeding the Federal Water Quality Standard. Streamwater NO3- concentrations were…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Prescribed Fire
Region(s): California
Keywords: fire severity, soil nitrogen, stream chemistry, Los Angeles County, sediment flux, streamwater nitrate
The major condensible products (-45ºC) from smoldering combustion of ponderosa pine sapwood have been identified and quantified. Methylene chloride extracts of the condensate, as well as nonextracted condensate, were analyzed by gas chromatography/mass spectrometry (GC/MC). Non-…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Pinus ponderosa, ponderosa pine, smoldering combustion, biomass burning, semi-volatile compounds, air toxics
A study of smoke exposure at prescribed fires was done by the USDA Forest Service, Pacific Northwest Research Station and Radian Corporation between 1991 and 1994. This study was done to assess exposure to smoke among firefighters at prescribed fires in the Pacific Northwest.…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Monitoring and Inventory, Prescribed Fire
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 exposure
Major wildfires have affected millions of acres of forest lands in the continental United States during recent years. Often, these wildfires burn through intensively managed, timber producing areas. This study presents a comparison of fuel consumption, soil fire severity, and…
Person:
Year: 1994
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Monitoring and Inventory, Prescribed Fire
Region(s): Northwest
Keywords: fuel consumption, FERA - Fire and Environmental Research Applications Team, Oregon, smoke production, soil fire severity, slash treatment, broadcast burning, clearcut, CONSUME, logging slash, Willamette National Forest, downed woody fuels, duff, Shady Beach Fire, fuel treatments, wildfire effects, emission production, soil fire severity
In this air quality assessment, aerial photo attributes and an emissions inventory approach were used to estimate smoke production over time for the Deschutes, Grand Ronde, Methow, Pend Oreille, Wenatchee, and Yakima river basins in eastern Oregon and eastern Washington.…
Person:
Year: 1994
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fuels, Hazard and Risk, Mapping, Models, Planning, Prescribed Fire
Region(s): Northwest
Keywords: air quality, forest health, FERA - Fire and Environmental Research Applications Team, eastern Oregon, eastern Washington, PM10 emissions, Deschutes River Basin, Grand Ronde River Basin, Methow River Basin, Pend Oreille River Basin, Wenatchee River Basin, Yakima River Basin, wildfires, smoke production, vegetation mapping, aerial photo interpretation, current fuel loading, CONSUME, photo series, emission factors, fuel moisture, fuel consumption, emission production, historical fuel loading
A smoke emissions production model (EPM) was developed by the USDA Forest Service, Pacific Northwest (PNW) Research Station about 10 years ago. Since then, the model has been coded into a computer module and integrated into a variety of other computer programs. The module, EPM,…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: broadcast burning, EPM - Emissions Production Model, FERA - Fire and Environmental Research Applications Team, smoke dispersion, smoke models, smoldering phase
The objective of this study was to improve a smoke emissions model that is currently being used to help reduce pollution impacts from prescribed burning of timber harvest residues. Smoke emissions from these types of burns have been characterized with in situ, real time sampling…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models, Prescribed Fire
Region(s): Northwest
Keywords: broadcast burning, FERA - Fire and Environmental Research Applications Team, siliviculture, smoldering
PLUMP is a general-purpose, one-dimensional plume rise model for wildfire and prescribed fire planning. It calculates the characteristics of fire plumes, including vertical velocity, water content, excess temperature, rain, and ice. The model can also be used to determine the…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PLUMP, plume modelling, lightning, clouds
A nylon tent designed for firefighters was placed in a smoky environment in a wind tunnel. The close knit fabric screened out 95 percent of the particulate matter but none of the gases in the smoke. There was no oxygen depletion in the tent when a person was in or out even…
Person:
Year: 1994
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM - particulate matter, firefighters, toxic emissions, sleeping quarters