Type
Topic
Region
Year
Displaying 1 - 23 of 23
[no description entered]
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): Northwest
Keywords: air quality, bark, conifers, gases, Oregon, particulates, Pseudotsuga menziesii, Tsuga heterophylla, wood
[no description entered]
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Northwest
Keywords: air quality, broadcast burning, logging, Oregon, site treatments, slash, smoke management, wind
[no description entered]
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Hazard and Risk, Prescribed Fire
Region(s): Northwest
Keywords: air quality, fire hazard reduction, fuel management, slash, smoke management
From the text... 'An ideal forest fire detection system would detect fires the instant they start, day or night, under any condition of visibility. Additionally, it could distinguish potentially dangerous fires from those that would not concern fire suppression forces. Although…
Person:
Year: 1964
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Prevention, Hazard and Risk, Intelligence, Logistics, Mapping, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: conservation, fire danger rating, fire equipment, fire management, fire suppression, remote sensing, smoke behavior, wildfires
From the summary:'Experimental study on the visibility through fire smoke was carried out. The relation among the brightness of sign, visual distance, and the extinction coefficient of smoke at the instant of obscuration threshold was obtained by using the smoke chamber. The…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, experimental fires, Japan, smoke management, temperature
From the text ' Under specific circumstances it has been shown that prescribed burning can be used: (1) to reduce fuel accumulation from logging and slashing and the hazard of accidental fire; (2) to prepare seedbeds and reduce competition for tree regeneration; (3) to improve…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Prescribed Fire, Safety, Social Science
Region(s): Great Basin, Rocky Mountain
Keywords: aesthetics, air quality, competition, diseases, education, fire adaptations (animals), fire adaptations (plants), fire management, firing techniques, fishes, forage, fuel accumulation, grazing, livestock, logging, Montana, multiple resource management, public information, recreation, regeneration, slash, smoke management, soils, succession, wildfires, wildlife
The advantages of using prescribed fire to fulfill certain land management objectives in the southern United States are well known. Fire is often the most economical tool available for preparing planting sites, improving forage conditions on ranges, improving wildlife habitat,…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Economics, Emissions and Smoke, Fire Behavior, Fuels, Hazard and Risk, Prescribed Fire
Region(s): Southern
Keywords: air quality, fire control, fire hazard reduction, fire management, forage, forest management, land management, liability, pollution, site treatments, smoke behavior, smoke effects, surface fires, surface fuels, trees, US Forest Service, weather observations, wilderness areas, wildfires, wildlife, wildlife habitat management
Costs and effectiveness of fire control, need for hazard reduction, slash disposal policy, history of slash burning, opportunities for prescribed burning, as well as fire effects, costs and benefits are described breifly. Most attention is given to the Vancouver Forest District…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Economics, Emissions and Smoke, Hazard and Risk, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: British Columbia, Canada, fire control, fire hazard reduction, fire management, histories, Pseudotsuga menziesii, slash, smoke effects, Tall Timbers Research Station, US Forest Service
An aerial ignition system using and incendiary device and a helicopter can be used to backburn a large area safely and completely. The system was used to backburn 4,800 acres and helped bring under control a large fire in February 1986. The system and the conditions under which…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Aviation, Emissions and Smoke, Fire Behavior, Fire History, Fire Prevention, Fuels, Hazard and Risk, Logistics, Models, Prescribed Fire
Region(s): International
Keywords: aerial ignition, Australia, Australian Capital Territory, backfires, convection, crown fires, eucalyptus, fire danger rating, fire equipment, fire intensity, fire management, fire suppression, firing techniques, flammability, humidity, ignition, incendiary fires, rate of spread, sclerophyll forests, spot fires, temperature, topography, wind
Smoke from slash burns in the Cascade Mountains during a 3-day period of stable air conditions at lower elevations in October 1969 added little to existing air pollution in the Willamette Valley, in western Oregon. Aerial observations and weather data analysis determined that…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Hazard and Risk, Mapping, Prescribed Fire, Weather
Region(s): Great Basin, Northwest
Keywords: air quality, Cascades Range, clearcutting, elevation, fire case histories, fire hazard reduction, mountains, national forests, Oregon, pollution, site treatments, slash, smoke behavior, smoke effects, smoke management, temperature, weather observations, wind
Mass fires are being investigated through a series of large-scale test fires. Preliminary results indicate: (a) air flow patterns that create eddies can result in fire vortices when fires is present; (b) the lower part of the convection column consists of a series of small…
Person:
Year: 1964
Type: Document
Source: TTRS
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Planning, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: catastrophic fires, chaparral, combustion, convection, field experimental fires, fire size, fire suppression, fire whirls, fuel moisture, gases, heat effects, heavy fuels, humidity, ignition, Juniperus, laboratory fires, Pinus edulis, statistical analysis, temperature, topography, vortices, wilderness fire management, wildfires, wind
This paper reports a detailed laboratory study of two-dimensional starting plumes. From dimensional analysis, equations in a parametric form for the motion of two-dimensional starting plumes are derived. The governing equations are also obtained from an approximate inviscid flow…
Person:
Year: 1970
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: plume, fire plumes, laboratory experiments, buoyant plume, starting plume
The number of potential burning days and the potential burn acreage under smoke control restrictions were estimated for hypothetical forest areas on both sides of a pollution prone area, the Willamette Valley in western Oregon. On the basis of a sample of 2 dry years, the…
Person:
Year: 1970
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Northwest
Keywords: air pollution, broadcast burning, Oregon, slash disposal, Willamette Valley, smoke abatement
A cinematographic film of a tornado which formed over a severe bushfire in 1962 in Victoria has been analysed. Notable findings are that a flame rose in the core to a height of 260 feet, that the core velocities were up to 205 m.p.h. vertically, at least 20-30 m.p.h.…
Person:
Year: 1964
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Intelligence, Mapping, Monitoring and Inventory, Weather
Region(s): International
Keywords: flame height, flame length, wind, Australia, fire whirls, blowup fires, tornadoes, blowup, climatology, fire management, fire weather, gases, ignition, overstory, photography, remote sensing, topography, trees, Victoria, weather observations, wildfires
The control of large fires is a problem of continuing concern to the Forest Service, other public agencies, and private owners of forest and rangeland. A few large fires each year account for all but a small share of the Nation's forest fire losses. In time of war, this problem…
Person:
Year: 1964
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: conflagration, convection column, fire spread, fire storm, fuel, mass fire, fuel bed, fatalities, air flow
In the Pacific Northwest, as in many other parts of the country, burning is the standard method for disposal of undesirable waste including logging debris and agricultural residue. About 81,000 hectares (200,000 acres) of logging slash are burned annually west of the Cascade…
Person:
Year: 1970
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Northwest
Keywords: logging slash, slash fire, atmospheric pollution
Smoke from slash burns in the Cascade Mountains during a 3-day period of stable air conditions at lower elevations in October 1969 added little to existing air pollution in the Willamette Valley, in western Oregon. Aerial observations and weather data analysis determined that…
Person:
Year: 1970
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Northwest
Keywords: air pollution, Cascade Mountains, Oregon, slash burn, slash disposal, smoke dispersion, Willamette Valley
[no description entered]
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fuels, Planning, Prescribed Fire, Weather, Economics
Region(s): Great Basin, Northwest
Keywords: agriculture, air quality, grasses, light burning, Oregon, smoke effects, smoke management, surface fires, topography, wind
The present state of knowledge an current research efforts on forest burning and air quality are discussed. Possible air pollution control measures are presented, including meteorological smoke management and fire behavior management. Slash disposal methods other than burning…
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Planning, Prescribed Fire, Weather
Region(s): California, Great Basin, Northwest
Keywords: air quality, carbon dioxide, CO - carbon monoxide, chemical compounds, field experimental fires, forest products, fuel moisture, gases, hydrocarbons, logging, mountains, natural resource legislation, Oregon, particulates, pollution, precipitation, rate of spread, site treatments, slash, smoke management, spot fires, topography, Washington, wind, woody plants
Post-harvest burning of straw and stubble in grass fields is the most valuable cultural practice in grass-seed production in Oregon. Unfortunately, smoke from burning fields sometimes creates a nuisance to others who understandably question the idea. This discussion is presented…
Person:
Year: 1964
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Effects, Fire Prevention, Prescribed Fire, Economics, Hazard and Risk
Region(s): Great Basin, Northwest
Keywords: agriculture, annual plants, chemistry, fertilization, fire hazard reduction, fungi, grasses, grasslands, herbicides, nutrient cycling, Oregon, perennial plants, plant diseases, plant nutrients, rangelands, reproduction, season of fire, seeds, site treatments, smoke management, soil nutrients, temperature, weed control
Smokes produced by burning pine litter, green needles, and fuels of lower nitrogen content were drawn through dilute acid solutions which were then nesslerized in the presence and absence of titanous sulfate. Kjeldahl analyses of fuels and residues indicated that 62% of the…
Person:
Year: 1970
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels
Region(s): Unknown
Keywords: fire hazard, loblolly pine, ecological effects, forest litter, nutrient content, Pinus taeda
Major aspects of the circulation through the atmostpheric environment of a number of gaseous nitrogen pollutants have been estimated, including source magnitudes, residual atmospheric concentrations,and scavenging processes. The compounds considered include the major nitrogen…
Person:
Year: 1970
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, chemistry, N - nitrogen, nitrogen fixation, pollution, urban habitats
[no description entered]
Person:
Year: 1970
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Southern
Keywords: gases, light, litter, needles, N - nitrogen, nutrient cycling, pine, Pinus taeda, soil nutrients, volatilization