Type
Topic
Region
Year
Displaying 1 - 20 of 20
[no description entered]
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, 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, national forests, national parks, natural resource legislation, smoke management
[no description entered]
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Prescribed Fire, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: cover, smoke management
[no description entered]
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, smoke management
[no description entered]
Person:
Year: 1980
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: air quality, gases, particulates, pollution, wood
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
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
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
Emissions from prescribed fire vary geographically. In the Northeast, for example, prescribed fires are rare. In other sections, e.g., the southern Coastal Plain, meteorological conditions, terrain, and light fuel loads minimize atmospheric concentrations of emissions. The…
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Fuels, Prescribed Fire, Regulations and Legislation
Region(s): Eastern, Great Basin, Northwest, Southern
Keywords: air quality, burning permits, coastal plain, community ecology, disturbance, dust, education, fire adaptations, fire dependent species, fire size, fire suppression, forest management, fuel loading, heavy fuels, light, mountainous terrain, natural resource legislation, particulates, pollution, public information, smoke management, soot, volcanoes, wildfires
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
[no description entered]
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Economics, Emissions and Smoke, Prescribed Fire
Region(s): Great Basin, Northwest
Keywords: Agrostis tenuis, air quality, arthropods, burning intervals, Dactylis glomerata, Festuca arundinacea, Festuca rubra, grasses, insects, Lolium perenne, natural resource legislation, Oregon, Paspalum dilatatum, perennial plants, plant diseases, Poa pratensis, public information, season of fire, seed production, smoke management, weed control
[no description entered]
Person:
Year: 1980
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: air quality, ash, chemistry, particulates
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
Open sources are those stationary sources of air pollution too great in extent to be controlled through enclosure or ducting. Open sources of atmospheric particles include: wind erosion, tilling, and prescribed burning of agricultural cropland; surface mining and wind erosion of…
Person:
Year: 1980
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: air pollution, atmospheric particles, particulate emissions, open source emissions
Twelve forest fuels that varied widely in nitrogen content were burned in a thermogravimetric system, and nitrogen oxide production was analyzed by chemiluminescence. The effects of fuel nitrogen concentration, available oxygen, flow rate, and heating rate on nitrogen oxide…
Person:
Year: 1980
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: NO2 - nitrogen dioxide, NO - nitrogen oxide, air pollutants, thermogravimetry, evolved gas analysis
[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
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
We have used the high optical absorptivity of urban and source particulates to trace their ‘graphitic” component. The optical absorptivity and the particu late carbon loading show a strong correlation. Analyses of the data indicate that primary soot emissions compose a major…
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): California, Eastern, Great Basin
Keywords: aerosols, air quality, C - carbon, Illinois, N - nitrogen, ozone, particulates, soot, statistical analysis, S - sulfur, urban habitats
In order to estimate the production of charcoal and the atmospheric emissions of trace gases volatilized by burning we have estimated the global amounts of biomass which are affected by fires. We have roughly calculated annual gross burning rates ranging between about 5 Pg and 9…
Person:
Year: 1980
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Prescribed Fire, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: carbon flux, carbon budget, gas emissions, biomass burning, air quality, biogeochemical cycles, biogeography, biomass, boreal forests, C - carbon, carbon dioxide, charcoal, dead fuels, deforestation, ecosystem dynamics, forestation, gases, grazing, land use, livestock, moisture, organic matter, savannas, season of fire, statistical analysis, tropical forest, volatilization, wildfires