Type
Topic
Region
Year
Displaying 26 - 50 of 85
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 feasibility study has been carried out of the analysis of total condensate (at -50 °C) of smoke from smoldering combustion of wood. All of the phenol and furan components in the aqueous condensate were extracted into methylene chloride and the extract was analyzed by GC/MS.…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Hazard and Risk
Region(s): Northern Rockies
Keywords: aerosols, air quality, biomass, combustion, combustion chambers, experimental fires, fire suppression, laboratory fires, lignin, Montana, mopping up, Pinus ponderosa, Populus trichocarpa, smoke effects, wood, wood chemistry
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
After the serious smoke inversion conditions on the northern California and southern Oregon fires of 1987 and the Greater Yellowstone Area fires of 1988, the National Wildfire Coordinating Group (NWCG) hosted a conference - 'The Effect of Forest Fire Smoke on Firefighters'-in…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, northern California, Oregon, smoke behavior, smoke effects, Yellowstone National Park
[no description entered]
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Behavior, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: computer programs, fire suppression, smoke behavior, smoke effects, smoke management, storms
This paper draws on comments from 89 reporters who covered the fires, on comments from 146 of their new sources, and on evaluations of network television coverage by four groups of wildfire experts. The research also incorporates a content analysis of stories about the fires…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: bibliographies, catastrophic fires, education, environmental impact analysis, environmental impact statements, fire case histories, fire control, fire management, fire suppression, land management, national parks, public information, wildfires, Yellowstone National Park
Computers are rapidly expanding into the urban fire safety area. This paper presents some social implications caused by the use of computers for fire safety databases, arson prediction programs, and fire simulation programs. In regards to the new technological advances this…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Hazard and Risk, Models, Planning, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Arizona, computer programs, fire control, fire danger rating, fire equipment, fire management, fire suppression, human caused fires, incendiary fires, Massachusetts, rate of spread, wildfires
A climatic gradient across Northwestern Ontario induces a spatial gradient in fire incidence, with few fires in the Northeastern part and many in the Southwestern part. The resultant landscape mosaics exhibit maximum landscape (beta) diversity with intermediate disturbance…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Mapping, Models, Prescribed Fire, Weather
Region(s): Rocky Mountain, International
Keywords: Abies balsamea, aesthetics, age classes, boreal forests, Canada, CO2 - carbon dioxide, coniferous forests, distribution, disturbance, fire adaptations (plants), fire exclusion, fire frequency, fire management, fire regimes, fire suppression, forest management, climate change, human caused fires, landscape ecology, lightning caused fires, mosaic, national parks, Northwest Territories, Ontario, Picea glauca, Pinus banksiana, plant communities, Populus tremuloides, prescribed fires (chance ignition), statistical analysis, temperate forests, trees, wilderness areas, wilderness fire management, wildfires, Wyoming, Yellowstone National Park
[From the text] In the southeastern United States, the native biota of many natural ecosystems are adapted to periodic burning. It is generally believed that in Florida at the time of European intervention, these ecosystems were sustained as fire climax communities by relatively…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Planning, Prescribed Fire, Regulations and Legislation
Region(s): Southern
Keywords: air quality, climax vegetation, fire management, Florida, land management, land use, land use planning, natural resource legislation, particulates, plant communities, smoke behavior, smoke effects, smoke management, state parks
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
Model calculations, constrained by satellite observations, indicate that most of the smoke from the oil fires in Kuwait will remain in the lowest few kilometres of the troposhere. Beneath the plume there is a severe reduction in daylight, and a day-time temperature drop of 10…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Models
Region(s): International
Keywords: air quality, air temperature, Asia, C - carbon, CO2 - carbon dioxide, disturbance, environmental impact analysis, Kuwait, Middle East, N - nitrogen, ozone, particulates, pH, precipitation, seasonal activities, smoke effects, S - sulfur, temperature
The response of the global climate system to smoke from burning oil wells in Kuwait is investigated in a series of numerical experiments using a coupled atmosphere-ocean general circulation model with an interactive soot transport model and extended radiation scheme. The results…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Models, Prescribed Fire
Region(s): International
Keywords: air quality, air temperature, ENSO, heat, India, Kuwait, Middle East, particulates, precipitation, radiation, season of fire, soot, statistical analysis, temperature
Forest Inventory and Analysis (FIA) data indicate reductions in the growth of naturally regenerated pines in Georgia between the two latest measurement periods (1961-71 vs. 1972-82). Analysis of Covariance was used to adjust stand-level basal area growth rates for differences…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models
Region(s): Southern, International
Keywords: age classes, air quality, coastal plain, competition, diameter classes, forest management, Georgia, hardwoods, mortality, mountains, Piedmont, pine forests, pine, Pinus echinata, Pinus elliottii, Pinus taeda, plant growth, population density, regeneration, sampling, slash, slash pine, species diversity (plants), sprouting, stand characteristics, statistical analysis
[no description entered]
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Planning, Prescribed Fire, Regulations and Legislation
Region(s): Southern
Keywords: forest management, smoke management
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
[From the text] In the southeastern United States, the native biota of many natural ecosystems are adapted to periodic burning. It is generally believed that in Florida at the time of European intervention, these ecosystems were sustained as fire climax communities by relatively…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Planning, Prescribed Fire, Regulations and Legislation
Region(s): Southern
Keywords: forest management, land use plan, smoke management, Florida, smoke rights, easements
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
n this chapter we describe the results of airborne studies of smokes from 17 biomass fuel fires, including 14 prescribed fires and 3 wildfires, burned primarily in the temperate zone of North America between 34° and 49°N latitude. The prescribed fires were in forested lands…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: North America, trace gases, smoke particulates, biomass fires
Due to the increasing concern about global climate change and the realization that biomass fires are a significant source of CO2, CH4, and other greenhouse gases, there is a need to quantify the emissions of these gases from biomass fires. The emissions from a wide variety of…
Person:
Year: 1991
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: CO - carbon monoxide, hydrocarbons, biomass fires
Planning prescribed fires for optimal periods which results in emissions reduction is an extremely useful air quality management technique. New information suggests that one more useful tool in smoke management may involve using the capacity of the atmosphere to remove smoke…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Unknown
Keywords: air quality, emission reduction, smoke management, biomass burning, cloud scavenging
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