Type
Topic
Region
Year
Displaying 701 - 725 of 5836
From the text...'To date, however, there has been limited documentation of field applications where smoke or charred wood have been used to increase the success of a planting. This makes it difficult to quantify the effectiveness of these methods as well as the species-specific…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Restoration and Rehabilitation
Region(s): California, Great Basin, International
Keywords: Africa, annual plants, Asteraceae, Australia, chaparral, charring, disturbance, ecosystem dynamics, fynbos, heat effects, heathlands, perennial plants, scrub, seed dormancy, seed germination, shrublands, smoke behavior, smoke effects, smoke management, South Africa, South America, Wisconsin, wood
Forest ecosystems are enormously important to mankind. They not only supply wood, foods, medicines, waxes, oils, gums, resins and tannins, but they also regulate climate, hydrology, mineral cycling, soil erosion, and cleansing of air and water. A variety of natural and human-…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Models, Restoration and Rehabilitation
Region(s): Eastern, Southern, International
Keywords: Abies balsamea, Acer saccharum, agriculture, air quality, arthropods, ash, Asia, Asimina, Australia, Betula alleghaniensis, bibliographies, Canada, Carya cordiformis, cover type conversion, deforestation, diseases, disturbance, ecosystem dynamics, erosion, fire injuries (plants), fire management, floods, forest management, climate change, habitat conversion, hardwood forests, heat, human caused fires, hydrology, Ilex glabra, insects, Korea, land use, mortality, New Zealand, nitrogen, Ontario, photosynthesis, Picea mariana, pine forests, pine hardwood forests, Pinus banksiana, Pinus elliottii, Pinus halepensis, Pinus palustris, Pinus radiata, Pinus resinosa, Pinus rigida, Pinus taeda, plant diseases, plant growth, plantations, pollution, Populus tremuloides, post fire recovery, precipitation, Quercus rubra, Quercus stellata, resins, Rhus typhina, runoff, seed germination, slash and burn, soil erosion, soils, species diversity (plants), succession, temperature, thinning, trees, tropical forests, understory vegetation, water, water quality, wildfires, wind, Wisconsin, wood, woody plants, acid rain, agroforestry, biocide, biodiversity, deforestation, ecosystem, flooding, forest decline, genetic engineering, global warming, greenhouse gas, plantations, natural forests, nitrogen saturation, phytotron, pollution, remote sensing, salinity, soil compaction, slash-and-burn agriculture
High carbon monoxide (CO) concentrations from uncertain origins occurred episodically in the southeastern United States during the summer 1995. We show that these episodes were caused by large forest fires in Canada. Over a period of 2 weeks, these natural emissions increased CO…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): Southern, International
Keywords: aerosols, air quality, boreal forests, Canada, carbon, CO - carbon monoxide, ecosystem dynamics, hardwood forests, ozone, particulates, pine forests, pollution, smoke effects, smoke management, statistical analysis, Tennessee, wildfires
From the text...'We must change how we perceive safety. We can no longer think of safety only as 'an attitude' or 'common sense.' We must change our values and beliefs to reflect safe firefighting behaviors as intrinsic to a profession--our profession. We must define a new…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Safety
Region(s): Rocky Mountain
Keywords: Colorado, fire equipment, fire management, fire suppression, health factors, smoke effects, wilderness areas, wildfires, Wyoming
From the text...'Once the fire is contained, reevaluate the high risk gravity areas. Clearly identify high risk fire escape areas, particularly those needing more work to secure firelines. Do not ask: can we work there safely? Ask: do we need to work there at all?'
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Weather
Region(s): Great Basin, Northwest
Keywords: fire management, fire suppression, health factors, litter, mopping up, national forests, smoke management, snags, Washington, wildfires
From the text...'On April 27, 1999, approximately 7 acres in the 2360-acre Albany Pine Bush in upstate New York were selected for a prescribed burn...At approximately 2:15 PM, about 80% of the unit had burned. An easterly wind gust caused Line 2's backing/flank fire to turn into…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Prevention, Prescribed Fire
Region(s): Eastern
Keywords: backing fires, fire control, fire exclusion, fire management, fire suppression, firebreaks, flank fires, Gaylussacia baccata, headfires, ignition, New York, overstory, pine barrens, pine, Pinus rigida, Quercus ilicifolia, smoke management, spot fires, wind
From the text...'Wildland firefighting is arduous work, performed for long shifts in difficult environmental conditions. The work can be dangerous, due to the fire and the working conditions. Heat, smoke, rolling rocks, falling snags, and other hazards threaten the worker. Those…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Administration, Fire Prevention, Hazard and Risk, Safety, Emissions and Smoke
Region(s): Northern Rockies
Keywords: fire control, fire danger rating, fire management, fire suppression, forest management, health factors, heat, Montana, nutrition, snags, wilderness areas, wildfires
From the text...'Managers of Florida's wildlands are well aware of the contrasting effects of fire. They know this natural phenomenon has awesome destructive potential under adverse fuel and weather conditions, but they also recognize it has the unique ability to produce a wide…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Occurrence, Fire Prevention, Planning, Prescribed Fire, Regulations and Legislation, Economics
Region(s): Southern
Keywords: agriculture, burning permits, droughts, fire control, fire frequency, fire management, fire suppression, Florida, natural resource legislation, smoke management, web page, wilderness fire management
From the text ...'This paper summarizes results of a study conducted under the aegis of the Interior Columbia Basin Ecosystem Management Project. We report on a midscale scientific assessment of vegetation change in terrestrial landscapes of the interior West, associated change…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Mapping, Monitoring and Inventory, Outreach, Prescribed Fire, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Abies amabilis, Abies concolor, Abies grandis, Abies lasiocarpa, Abies magnifica, air quality, arthropods, Cascades Range, coniferous forests, conifers, cover type, crown fires, disturbance, ecosystem dynamics, education, fire danger rating, fire exclusion, fire frequency, fire regimes, fire suppression, fishes, forbs, forest management, fuel accumulation, fuel loading, grasses, grasslands, health factors, herbaceous vegetation, histories, hydrology, Idaho, insects, Juniperus, landscape ecology, Larix occidentalis, Montana, montane forests, mountains, national forests, Nevada, northern California, Oregon, overstory, Picea engelmannii, Pinus albicaulis, Pinus contorta, Pinus edulis, Pinus flexilis, Pinus lambertiana, Pinus monticola, Pinus ponderosa, plant diseases, Populus, prairies, Pseudotsuga menziesii, public information, Quercus garryana, range management, relict vegetation, remote sensing, rivers, Salix, shrublands, sloping terrain, smoke management, succession, Thuja plicata, Tsuga heterophylla, Tsuga mertensiana, Utah, Washington, watershed management, watersheds, wilderness fire management, wildfires, wildlife, wildlife habitat management, Wyoming
Most ecosystems in North America evolved with the aid of periodic fires. Managers of natural areas, including prairies and wetlands, who seek to maintain ecologically diverse sites will at some point explore the use of fire in their management program. This article introduces…
Person:
Year: 1997
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Economics, Emissions and Smoke, Fire Behavior, Planning, Prescribed Fire, Regulations and Legislation, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, backfires, burning intervals, burning permits, education, fire control, fire equipment, fire management, firebreaks, general interest, liability, mortality, natural areas management, prairies, smoke management, wetlands
From the text...'Preliminary investigations in the detection of forest fires at the California Forest and Range Experiment Station were based on the assumption that the visibility of smoke columns in the field would vary as the visibility of the landscape with varying conditions…
Person:
Year: 1935
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): California, Great Basin
Keywords: experimental fires, fire danger rating, fire management, smoke behavior, smoke effects, smoke management, statistical analysis
A field investigation was initiated in the summer 1978 to quantify the influence of meteorological factors, ignition method, and fuel conditions on the behaviour of smoke plumes from open field burning. Measurements of air quality and meteorological conditions were performed…
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Prescribed Fire
Region(s): Great Basin, Northwest
Keywords: agriculture, air quality, arthropods, backfires, field experimental fires, fire management, fuel loading, fuel moisture, grasslands, headfires, humidity, ignition, insects, Oregon, particulates, photography, rate of spread, smoke behavior, smoke management, statistical analysis, temperature, wind
It is shown that similarity solutions in strong buoyant plumes (plant or axisymmetric) exist if a local characteristic turbulent diffusion coefficient varies inversely proportional to the square of the local gas density in the plume. The similarity formulation implies that the…
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: axis, flame length, gases, smoke behavior, smoke effects, smoke management, temperature
From the text...”Extinguishing forest fires must be done urgently, in most cases, using whatever tools at hand, with little time to employ mechanical methods. Making matters worse, location of the fire cannot be foreseen, nor such factors as wind direction and velocity. Passive…
Person:
Year: 1972
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: backfires, combustion, convection, fire management, fire suppression, fire whirls, flame length, flammability, forest management, gases, overstory, oxygen, rate of spread, temperature, volatilization, wind
The litter of many plant species is known to inhibit germination, and this phenomenon is commonly interpreted as allelopathic inhibition of one species by another. However, an alternative interpretation is that seeds may be using environmental signals to inform the timing of…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology
Region(s): Great Basin
Keywords: allelopathy, Artemisia tridentata, deserts, distribution, germination, grasslands, litter, Nicotiana attenuata, post fire recovery, rangelands, regeneration, Salvia, seed dormancy, seed germination, seed production, seeds, smoke effects, smoke management, soil management, soils, succession, Utah, water, wind, wood
From the text...'As part of a general forest-fire-research program in recent years, considerable inquiry has been made into the visibility of smoke from forest fires in an attempt to answer the questions: How far can a lookout see a smoke? What are the factors upon which this…
Person:
Year: 1941
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Prevention
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire suppression, particulates, smoke behavior, smoke effects, smoke management, wind
The motion of a strong line thermal in an unstratified atmosphere is modeled to estimate a bound for its capability to life firebrand particles. It is found that the maximum height of a viable firebrand is roughly proportional to the square root of thermal strength. The…
Person:
Year: 1983
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire control, fire management, firebrands, ignition, particulates, site treatments, smoke management, spot fires, temperature, wildfires, wind
The possibility of applying infrared imagery to the study of a large, hot plume materialized by carbon particles resulting from the incomplete combustion of fuel oil is investigated. In a specific case (the PROSERPINE experiment), due to the high carbon particle content, the…
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air temperature, carbon, combustion, convection, heat, particulates, photography, smoke behavior, smoke effects, smoke management, temperature
Fire spread in wildland fuels is modeled as the steady, longitudinal propagation of an isothermal surface at ignition temperature by the process of radiation transport through a uniform layer of randomly-distributed, thermally-thin, radiometrically-black fuel particles. The…
Person:
Year: 1985
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire intensity, fire management, flame length, fuel management, fuel moisture, fuel types, heat, heat effects, ignition, particulates, radiation, rate of spread, temperature, wilderness areas, wilderness fire management, wildfires, wildland fuels, wind
From the text...'with good smoke control, field burning can even help the environment by reducing the need for pesticides.'
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Prescribed Fire
Region(s): Northwest
Keywords: agriculture, air quality, fire management, firing techniques, grasses, grasslands, Oregon, pesticides, plant diseases, seed production, smoke behavior, smoke effects, smoke management, temperature, weeds
From the text ... 'A coalition of state and federal groups said Monday they hoped to warm Floridians to the practice of burning off the dry vegetation that wildfires feed upon. The North Florida Prescribed Fire Council unveiled a series of public service announcements that shows…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Economics, Emissions and Smoke, Prescribed Fire, Weather
Region(s): Southern
Keywords: central Florida, education, fire case histories, fire management, Florida, general interest, north Florida, public information, roads, smoke effects, smoke management, Tall Timbers Research Station, wildfires
This report reviews the current state of analytical methodology for sulfate in airborne particles. Methods for determination of total aerosol sulfate and total soluble sulfate are assessed. A more detailed review of the relatively new techniques for quantitative speciation of…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, distribution, gases, particulates, sampling, statistical analysis, S - sulfur
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...'Major policy initiatives and implementation of new management strategies are currently underway in both air resource and fire management. Land managers are rapidly expanding the use of fire to manage ecosystems, while air resource managers are accelerating…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Mapping, Models, Prescribed Fire, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, fire management, fire suppression, fuel appraisal, fuel models, GIS, public information, smoke behavior, smoke effects, smoke management, US Forest Service, wilderness fire management, wildfires
From the text...'The world's tropical forests are disappearing, but it is not easy to understand the complexities of how this is happening. The initial critical disturbance that triggers forest depletion is often obscured by the subsequent, more destructive events....Fire, an…
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology
Region(s): International
Keywords: Amazon, Borneo, cover type conversion, deforestation, disturbance, droughts, ENSO - El Nino Southern Oscillation, fire frequency, fire intensity, fire management, forest fragmentation, forest management, habitat conversion, Imperata cylindrica, invasive species, logging, overstory, remote sensing, savannas, smoke effects, South America, succession, tropical forests, tropical regions, understory vegetation, wildfires