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Microscopic charcoal fragments preserved in lake and swamp sediments with pollen and other microfossils provide evidence for past burning regimes. Some problems with the interpretation of charcoal records are similar to those of pollen analysis, but other factors must be taken…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Fire History, Emissions and Smoke
Region(s): International
Keywords: aborigines, Australia, charcoal, fire regimes, histories, lakes, paleoclimatology, pollen, sampling, swamps, water

The purpose of this report is to make an environmental evaluation of prescribed burning and its alternatives, and relate to the economic considerations in the southern Region of the U.S. Forest Service.
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Fuels, Intelligence, Outreach, Prescribed Fire, Social Science, Economics, Fire Ecology, Hazard and Risk
Region(s): Southern, International
Keywords: aesthetics, air quality, amphibians, Andropogon, Appalachian Mountains, Aristida stricta, arthropods, Cercyonis pegala, Danuas plexippus, earthworms, education, erosion, experimental areas, fire control, fire hazard reduction, fire regimes, fishes, forest management, game birds, Graphium marcellus, grasslands, habitat types, hardwood forests, herbicides, histories, Hyla andersonii, insects, invertebrates, land use, Lepidoptera, mammals, multiple resource management, Mus musculus, national forests, nongame birds, Peromyscus polionotus, pine forests, Pinus clausa, Pinus echinata, Pinus elliottii, Pinus palustris, Pinus rigida, Pinus strobus, Pinus taeda, Pinus virginiana, public information, Quercus, reptiles, savannas, Sigmodon hispidus, site treatments, small mammals, smoke management, soil organic matter, Tall Timbers Research Station, threatened and endangered species (animals), Urocyon cinereoargenteus, water quality, wildlife food plants, wildlife habitat management

The information presented is directed to environmental scientists and land managers concerned with the quantity of, and methods for reducing, criteria pollutants produced from open burning of forest residues. This report documents the first in a series of paired-unit…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Northwest
Keywords: air quality, pollution, smoke management

[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Prevention, Fuels, Prescribed Fire, Weather, Hazard and Risk
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: aesthetics, air quality, bibliographies, British Columbia, browse, Canada, coniferous forests, ecosystem dynamics, erosion, fire hazard reduction, fire regimes, forest management, grazing, land management, litter, logging, plant growth, Populus tremuloides, regeneration, runoff, seedlings, site treatments, slash, soils, streamflow, water quality, wildlife habitat management

[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Ecology, Fuels, Prescribed Fire, Weather
Region(s): Southern
Keywords: air quality, Canada, chaparral, fire management, fire whirls, firebrands, firebreaks, firing techniques, fuel moisture, fuel types, grass fuels, marshes, pine forests, Pinus palustris, Pinus ponderosa, shrub fuels, slash, smoke management, topography

[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Southern
Keywords: bibliographies, fire management, pine forests, smoke management

We present evidence that fire suppression may have contributed to the fungal decline of torreya (Torreya taxifolia). During the 1950's torreya suffered a catastrophic die-back. The torreya die-back was probably caused by needle pathogens induced through environmental stress.…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: conifers, fire frequency, fire suppression, fungi, light, microorganisms, needles, plant diseases, plant growth, seed germination, smoke effects, succession, Tall Timbers Research Station, threatened and endangered species (plants), topography, Torreya taxifolia, toxicity, wildfires

[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Prescribed Fire
Region(s): Southern
Keywords: air quality, Georgia, national parks, Okefenokee Swamp, particulates, pine forests, Pinus palustris, smoke management, swamps, wildlife, wildlife refuges

[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

The Minimum Acceptable Visibility (MAV) table was originally provided by the California Highway Patrol in response to an inquiry  relative to acceptable highway visibility reduction caused by smoke. The table was included in chapter two of the 1991 edition of the National Park…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Communications, Emissions and Smoke, Prescribed Fire, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire smoke, roads, road corridor, road, smoke effects, smoke-induced fog, superfog, smoke

A speculative, phenomenological model is formulated for the time-varying intensity and spread rate of a free-burning fire under the influence of nonsteady wind. The model is linearized by approximations and explicit solutions derived for the amplitude response of spread rate and…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire frequency, fire hazard reduction, fire management, fire suppression, fuel appraisal, fuel management, fuel models, rate of spread, spot fires, wildfires, wildland fuels, wind

From the text...'The purpose of this guide is to assist in the operational monitoring and evaluation of prescribed fires. A common approach to monitoring and evaluation will enable prescribed fire managers and resource specialists in different organizations and areas to share…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Planning, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass, distribution, flame length, fuel appraisal, fuel moisture, ground cover, hydrology, live fuels, population density, rate of spread, smoke behavior, soils, species diversity (plants), topography, vegetation surveys, water, wildlife, wildlife habitat 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

From the text... 'A brief report by four scientists of The Nature Conservancy in Florida [about a method for propagating wiregrass included the following steps] ... Collect seeds from central Florida sites five to eight months after summer burn. Place seeds on moist filter paper…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Prescribed Fire
Region(s): Southern, International
Keywords: Apalachicola Bluffs, Aristida stricta, central Florida, conifers, European settlement, evergreens, fire adaptations (animals), fire adaptations (plants), Florida, flowering, Gopherus polyphemus, land management, lightning caused fires, north Florida, Pinus palustris, plant diseases, population ecology, regeneration, reproduction, sandhills, season of fire, seed production, seeds, smoke effects, species diversity (animals), species diversity (plants), threatened and endangered species (plants), Torreya, Torreya taxifolia

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 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