Type
Topic
Region
Year
Displaying 1 - 21 of 21
[no description entered]
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Models, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Northwest
Keywords: air quality, biomass, CO - carbon monoxide, combustion, duff, fire hazard reduction, fire management, forest management, fuel loading, fuel management, fuel models, land use, natural areas management, nutrients, particulates, smoke effects, smoke management
Lightning causes one third of the 9000 wildfires that occur in Canada. Annually, these lightning-caused fires account for 90% of the area burned and cost Canadians at least 150 million dollars in suppression costs and values destroyed. Unlike the fires caused by human negligence…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Prevention, Fuels, Models, Weather, Economics
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Abies spp., Acer, Betula, boreal forests, Canada, computer programs, duff, fine fuels, fire control, fire management, fire suppression, firebrands, flammability, fuel loading, fuel models, fuel moisture, fuel types, hardwood forests, humidity, ignition, lightning, lightning caused fires, lightning effects, litter, moisture, physics, Picea, pine forests, pine hardwood forests, pine, Pinus strobus, Populus tremuloides, precipitation, rate of spread, smoke behavior, statistical analysis, storms, temperature, wildfires, wind, woody fuels
The character of most forest ecosystems in the southern U.S. has been shaped by fire. Indians and early settlers burned the woods for many purposes. After a period of trying to exclude fire, foresters recognized its value as an ecological force and its necessity as a management…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Southern, International
Keywords: air quality, backfires, broadcast burning, carbon dioxide, Colinus virginianus, diseases, ecosystem dynamics, erosion, European settlement, fire exclusion, fire frequency, fire intensity, fire management, fire regimes, firebreaks, firing techniques, forage, forest management, fuel accumulation, grazing, hardwoods, histories, lightning caused fires, logging, low intensity burns, moisture, Native Americans, Odocoileus virginianus, overstory, particulates, pine forests, pine, Pinus elliottii densa, Pinus palustris, Pinus rigida, Pinus serotina, pollution, regeneration, season of fire, seedlings, site treatments, smoke effects, stand characteristics, temperature, topography, understory vegetation, wildlife, wildlife habitat management, wind, wood
Equations for predicting duff and large woody fuel (7.6+ cm) consumption are summarized. Dependent variables are duff depth reduction, percentage duff depth reduction, percentage mineral soil, large fuel diameter reduction, and percentage large fuel reduction. Opportunities to…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Prevention, Fuels, Hazard and Risk, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Abies grandis, Artemisia tridentata, coniferous forests, conifers, duff, fire hazard reduction, fire management, fuel management, fuel models, grasses, mineral soils, pine forests, Pinus contorta, Pinus monticola, Pinus ponderosa, Pseudotsuga menziesii, wildfires, woody fuels
We studied cross-seasonal changes in pulmonary function and respiratory symptoms in 52 wildland firefighters in Northern California. The mean cross-seasonal change in forced expiratory volume in 1 second (FEVI) was-1.2% (95% confidence interval [CI] -O.5, -2.0%) with a…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Weather
Region(s): California, Great Basin
Keywords: air quality, backfires, CO - carbon monoxide, combustion, dust, fire equipment, fire intensity, fire management, fire suppression, fuel types, gases, national forests, northern California, particulates, smoke effects, smoke management, topography, wilderness areas, wilderness fire management, wildfires
A prescribed fire was ignited near Chapleau, western Ontario, Canada, on the afternoon of August 10, 1989. The fire, covering approximately 400 ha, burned vigorously over a period of 3 hours, from 1400 to 1700 EDT, generating a plume cloud structure including a portion…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Behavior, Fuels, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, distribution, field experimental fires, fire case histories, fire intensity, fire management, fuel loading, lightning, lightning effects, logging, Ontario, physics, site treatments, slash, smoke behavior, smoke effects, smoke management
The western national parks managed by the Canadian Parks Service (CPS) are dominated by fire dependent forests of lodgepole pine, spruce and trembling aspen. Values at risk and high-intensity fire regimes limit the acceptability of unscheduled (lightning and unplanned man)…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Aviation, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Logistics, Prescribed Fire, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: aerial ignition, age classes, Canada, coniferous forests, distribution, ecosystem dynamics, fire dependent species, fire injuries (plants), fire intensity, fire management, fire regimes, flame length, fuel types, headfires, human caused fires, ignition, lightning, lightning caused fires, mortality, national parks, Picea, pine forests, Pinus contorta, Pinus glabra, Populus tremuloides, prescribed fires (chance ignition)
Fire-maintained pine barrens once covered more than 20,000 hectares in the Albany region on sand deposits associated with glacial Lake Albany. Today, urbanization and fire suppression have reduced the area to less than 1,000 hectares of pine barrens, which are dissected by…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Fire History, Fire Prevention, Fuels, Hazard and Risk, Planning, Social Science, Fire Ecology, Fire Ecology, Wildland-Urban Interface (WUI)
Region(s): Eastern
Keywords: adaptation, barrens, fire hazard reduction, fire management, fire suppression, forest fragmentation, fuel loading, histories, ignition, lightning, New York, pine barrens, pioneer species, wildlife habitat management, wildlife refuges
The net release of carbon to the atmosphere from deforestation in Latin America was calculated for the period 1850-1985. Changes in the area of forests were described in a companion paper. Here, the stocks of carbon in vegetation and soils of major ecosystems, and changes in…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Models, Restoration and Rehabilitation
Region(s): International
Keywords: agriculture, air quality, bibliographies, C - carbon, CO2 - carbon dioxide, Central America, chemistry, coniferous forests, croplands, decay, deforestation, deserts, disturbance, ecosystem dynamics, evergreens, grasslands, habitat conversion, histories, land use, livestock, logging, montane forests, mortality, openings, organic matter, partial cutting, plant growth, plantations, rainforests, regeneration, scrub, slash, soil erosion, SOM - soil organic matter, soils, South America, statistical analysis, tropical forests
[no description entered]
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Intelligence, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Social Science, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: crowns, dead fuels, education, fire suppression, forest management, fuel management, general interest, Georgia, land management, litter, overstory, public information, smoke management, surface fires, understory vegetation
In 1985, Yosemite began using a geographic information system for fire management and research. The system has been used to compare historic fire incidence over a range of topography and vegetation types. Parkwide fuel inventories and prescribed burn units have also been…
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Mapping, Models, Planning, Prescribed Fire, Weather
Region(s): California
Keywords: BEHAVE, fire management, GIS - geographic information system, Yosemite National Park, research, Abies magnifica, chaparral, climatology, computer program, coniferous forests, fire frequency, fire growth, fire regimes, fire suppression, forest management, fuel accumulation, fuel inventory, fuel moisture, lightning, lightning caused fires, moisture, national parks, pine forests, Pinus ponderosa, ponderosa pine, Pinus contorta, lodgepole pine, radiation, rate of spread, statistical analysis, subalpine forests, temperature, topography, vegetation surveys, wind
Prescribed fire is a tool used to manage vegetation in southern California. The nature and quantity of gaseous and particulate emissions have not been described for California chaparral. A study examining carbon monoxide (CO), carbon dioxide (CO2), and particulate matter…
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Monitoring and Inventory, Prescribed Fire
Region(s): California
Keywords: chaparral, Adenostoma fasciculatum, Ceanothus crassifolius, Quercus dumosa, Arctostaphylos glandulosa, air quality, carbon dioxide, CO - carbon monoxide, combustion, experimental fire, fire management, firing techniques, gases, ignition, live fuels, moisture, particulates, Quercus dumosa, range management, scrub, season of fire, shrubs
Emissions of trace gases and particulate matter from burning of biomass are generally factored into global climate models. Models for improving the estimates of the global annual release of emissions from biomass fires are presented. Estimates of total biomass consumed on a…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Models
Region(s): California, Northwest
Keywords: PM - particulate matter, trace gas emissions, biomass burning, atmospheric chemistry
Description not entered.
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Planning, Prescribed Fire
Region(s): Northwest
Keywords: computer applications, FERA - Fire and Environmental Research Applications Team, Pacific Northwest, prescribed fire planning, air resource management, air quality, computer program, fire management, forest management, fuel types, national forests, smoke behavior, smoke management, US Forest Service, Washington
Slash burning is an integral tool of forest management in the Pacific Northwest. The purpose of this study was to determine if mass- ignited, high intensity fires had less fuel consumption than moderate intensity fires. There was 23 percent less woody fuel consumption in high…
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Models, Prescribed Fire, Weather
Region(s): Great Basin, Northern Rockies, Northwest
Keywords: forest management, FERA - Fire and Environmental Research Applications Team, slash burning, fuel consumption, air quality, air temperature, broadcast burning, clearcutting, combustion, coniferous forests, diameter classes, duff, fire hazard reduction, fire intensity, fire management, flame length, fuel types, Idaho, ignition, logging, Oregon, Montana, Pinus contorta, pine forests, lodgepole pine, Pseudotsuga menziesii, Douglas-fir, sampling, slash, statistical analysis, Tsuga heterophylla, Washington, woody fuels
The Sanibel-Captiva Conservation Foundation (SCCF) is using high intensity fire to perpetuate fresh-water marsh on Sanibel Island. Shrubs are invading the marsh because of the decreased hydroperiod. A policy of fire conclusion was followed until 1971 when a destructive wildfire…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Prescribed Fire, Social Science, Aquatic, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: Casuarina equisetifolia, catastrophic fires, competition, conservation, disturbance, droughts, education, fine fuels, fire exclusion, fire hazard reduction, fire intensity, firebreaks, Florida, fuel accumulation, introduced species, invasive species, litter, marshes, nutrient cycling, plant communities, public information, shrubs, smoke management, species diversity (animals), wildfires
Because of the importance of emissions from fires in biomass fuels globally, we developed a highly portable Fire Atmosphere Sampling System (FASS) for sampling smoke emissions. Emissions were sampled with the FASS packages from a variety of fuel and combustion conditions in…
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, smoke emissions, biomass consumption, sampling, smoke measurements, Brazil, FASS - Fire Atmosphere Sampling System, air quality, biomass, boreal forests, CO2 - carbon dioxide, combustion, fire management, fire weather, fuel types, gases, hardwood forest, heat, particulates, radiation, sampling, savannas, smoke behavior, smoke management, temperature, tropical forest, wind
Biomass burning is a major source of emissions to the atmosphere. Some of these emissions may change global climate. This paper uses combustion efficiency as an independent variable for predicting emission factors for, among others, carbon monoxide, carbon dioxide, methane, and…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire History, Fuels, Models, Prescribed Fire
Region(s): California, Great Basin, Northwest
Keywords: air quality, ash, biomass, C - carbon, carbon dioxide, CO - carbon monoxide, chaparral, chemical elements, combustion, ecosystem dynamics, fire management, gases, climate change, CH4 - methane, N - nitrogen, Oregon, smoke effects, statistical analysis, wildfires
We used a replicated watershed experiment to determine the effects of site preparation burning on mixed hardwood ecosystems. Response measurements included nutrient cycling proecesses and site productivity, soil erosion and water quality, chemistry and quantity of smoke…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Prescribed Fire
Region(s): Southern
Keywords: Appalachian Mountains, biomass, calcium, C - carbon, chemistry, ecosystem dynamics, erosion, fire hazard reduction, fuel accumulation, hardwood forests, herbaceous vegetation, magnesium, N - nitrogen, nutrient cycling, plant growth, population ecology, post fire recovery, K - potassium, resprouting, seedlings, soil erosion, species diversity (plants), water, water quality, watershed management, watersheds, woody plants
Many potent air toxins are in the smoke of burning forest and range biomass. Firefighters are exposed to the smoke of both wildfire and prescribed fire. A comprehensive assessment of these exposures is not yet possible due to insufficient data. Preliminary data on firefighter…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Prescribed Fire
Region(s): Northwest
Keywords: air quality, biomass, broadcast burning, C - carbon, CO - carbon monoxide, chemical compounds, clearcutting, coniferous forests, fire suppression, forest management, fuel appraisal, land management, logging, national forests, particulates, rangelands, smoke management, statistical analysis, toxicity, Washington, wildfires
Climate, vegetation, and fire are interrelated so that any change in one will affect the others. Increases in greenhouse gases, especially carbon dioxide, are expected to increase average surface temperatures and alter precipitation patterns. These changes will alter numerous…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Fuels, Hazard and Risk, Models, Weather
Region(s): Rocky Mountain
Keywords: agriculture, air quality, biogeochemical cycles, biogeography, biomass, C - carbon, carbon dioxide, chemistry, community ecology, competition, coniferous forests, deserts, distribution, ecosystem dynamics, energy, fire danger rating, fire frequency, fire regimes, fuel types, gases, climate change, nutrient cycling, particulates, pine forests, Pinus albicaulis, Pinus contorta, plant communities, plant growth, population ecology, precipitation, Pseudotsuga menziesii, radiation, rainforests, season of fire, shrublands, slash and burn, species diversity (plants), temperature, water, wildfires