Skip to main content

Displaying 1 - 25 of 120

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

[no description entered]
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Prescribed Fire, Restoration and Rehabilitation
Region(s): Southern
Keywords: air quality, ash, coastal vegetation, education, fire management, grasses, grasslands, grazing, litter, natural areas management, pollution, post fire recovery, prairies, public information, rangeland fires, rangelands, scrub, shrubs, soil nutrients, Texas, threatened and endangered species (animals), Tympanuchus, weed control, wildlife, wildlife habitat management, wildlife refuges

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

From the Summary and Conclusions (p.148-149) ... 'In conclusion, there are some basic considerations that must be recognized in evaluating the air-quality aspects of prescribed burning. Most obvious is the fact that we actually know very little about the effects of forest fires…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire, Regulations and Legislation
Region(s): Southern
Keywords: air quality, combustion, fire management, gases, land management, particulates, smoke management, wildfires

[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: 1971
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Southern
Keywords: air quality, carbon dioxide, CO - carbon monoxide, hydrocarbons, particulates, smoke management

[no description entered]
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models
Region(s): Southern
Keywords: air quality, algae, Cladium jamaicense, cover type, droughts, ecosystem dynamics, fire size, Florida, fuel types, grasslands, laboratory fires, leaves, marshlands, moisture, organic matter, organic soils, peat fires, peatlands, pine forests, post fire recovery, prairies, precipitation, scrub, season of fire, size classes, south Florida, statistical analysis, Taxodium, vegetation surveys, water, wetlands, wind

From the text (p.8-9) ... 'Fire can be friend or foe depending upon how we use it. Our first inclination is to think of all wildfires as bad and all prescribed fires as good, but this isn't necessarily so. The main difference between the two is often really but one of intent.…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Southern
Keywords: air quality, coastal plain, fire management, fire suppression, hardwood forests, hardwoods, histories, landscape ecology, pine forests, Pinus, succession, US Forest Service, wildfires

[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

From the text ... 'In the southern United States, we have learned to use fire as an effective, inexpensive tool for applying specific management treatments to our forests. Hazard or rough reduction is the principal use of prescribed fire, but seedbed and site preparation,…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Prescribed Fire, Weather
Region(s): Southern
Keywords: air quality, backfires, combustion, fire hazard reduction, fuel management, Georgia, headfires, laboratory fires, litter, Pinus taeda, plantations, smoke behavior, smoke management, wildfires, wildlife

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 ... 'One area where great strides can be made is in the climatology of fire weather and its application to fire planning. Recent advances have been made in application of climatology to agriculture, and many of the same principles can be applied to forest fire…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Hazard and Risk, Outreach, Planning, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, air quality, education, fire control, fire danger rating, firing techniques, forest management, gases, histories, lightning caused fires, pollution, US Forest Service

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

From the text... 'The Simpson Timber Company (Simpson) conducted a slash burn of forest material on seventy-eight acres of its property situated about nine miles west of Olympia, Washington. The burn produced noticeable smoke and particulate fallout in the Olympia area, which…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Hazard and Risk, Regulations and Legislation
Region(s): Great Basin, Northwest
Keywords: air quality, burning permits, fire hazard reduction, fire management, liability, logging, natural resource legislation, pollution, reforestation, slash, smoke effects, smoke management, Washington

From the text...'Agricultural and silvicultural burning restrictions, part of the recently adopted Department of Pollution Control open burning rule, become effective October 1, 1971. The section of the rule relating to burning by agriculture and forestry operations reads: 17-5.…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Prescribed Fire, Regulations and Legislation, Safety, Weather
Region(s): Southern
Keywords: agriculture, air quality, burning intervals, fire management, Florida, forest management, grasses, health factors, logging, marshes, pine forests, pollution, roads, rural communities, smoke behavior, smoke management, wildlife, wildlife management, 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