Type
Topic
Region
Year
Displaying 126 - 150 of 242
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Person:
Year: 1996
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Intelligence, Mapping, Models
Region(s): Eastern, International
Keywords: Abies spp., Acer saccharinum, agriculture, air quality, Artemisia, Betula alleghaniensis, boreal forests, Canada, Carpinus, Carya, Castanea dentata, charcoal, Corylus, crown fires, deciduous forests, ecosystem dynamics, Fagus grandifolia, fire adaptations (plants), fire case histories, fire frequency, fire regimes, fire scar analysis, fossils, Fraxinus, Fraxinus americana, ignition, lakes, leaves, Minnesota, moisture, New York, Ontario, Ostrya, paleobotany, paleoecology, particulates, Picea, pine hardwood forests, Pinus banksiana, Pinus resinosa, Pinus strobus, Plantago, pollen, Populus, Quercus, Quercus alba, Quercus rubra, Quercus velutina, Rumex, sedimentation, senescence, site treatments, statistical analysis, Tilia americana, Tsuga, Tsuga canadensis, Ulmus, xeric soils, charcoal analysis, climate change, eastern deciduous forest, forest dynamics, pollen analysis, western New York state, VARVE THICKNESS, MIXED HARDWOODS, ARBOREAL POLLEN
Previous research has found that exposure to fire-related cues enhances germination of some plant species, and such species may exist in frequent-fire southwestern United States Pinus ponderosa forests. I performed four greenhouse experiments with Penstemon barbatus, a perennial…
Person:
Year: 2006
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence, Prescribed Fire
Region(s): Southwest
Keywords: germination, seeds, Penstemon barbatus, Adenostoma fasciculatum, Arizona, char, coniferous forests, fire frequency, fire management, forbs, forest management, Grevillea spp., heat effects, perennial plant, Pinus ponderosa, plant ecology, presettlement fires, Schizachyrium scoparium, season of fire, seed germination, smoke effects, smoke management, soil temperature, soils, statistical analysis
From the introduction: Let me emphasize that I only claim to speak with authority about the task of restoring fire to the National Forests. Private landowners have their own special problems in using prescribed fire, size of forest tracts, lack of expertise, etc. Before we can…
Person:
Year: 2006
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Hazard and Risk, Intelligence, Outreach, Prescribed Fire, Restoration and Rehabilitation, Social Science
Region(s): Eastern, Southern
Keywords: eastern forests, fire management, historic fire use, public education, oak forests, prescribed fire program, catastrophic fires, education, fire frequency, fire size, forest management, grasslands, human caused fires, lightning caused fires, Native Americans, public information, wildfires, wildlife habitat management
In a time when fire planners and forest supervisors in many parts of the United States are implementing plans to increase the number and frequency of prescribed burns, the issue of smoke impacts on air quality is becoming increasingly important. Smoke from prescribed fires can…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Planning, Prescribed Fire, Wildland-Urban Interface (WUI)
Region(s): Eastern
Keywords: air quality, eastern deciduous forest, prescribed fire planning, smoke impacts, smoke management, oak forests
In regions with a Mediterranean-type climate wildfires are a frequent occurrence: in such environments fire tolerant/favoured species are frequently encountered. In the Mediterranean basin, many species of fire prone habitats are resprouters while others are known to germinate…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: chaparral, fynbos, Juniperus spp., Mediterranean basin, post-fire germination, kwongan, matorral
Epidemiological studies have shown that high levels of fine particulate matter (PM) are correlated with adverse human health effects. Approximately one-third of PM emissions in Canada originate from forest fires. However, air quality concerns are not typically included in…
Person:
Year: 2006
Type: Document
Source: FRAMES, TTRS
Topic(s): Economics, Emissions and Smoke, Fire Effects, Models, Safety
Region(s): International
Keywords: Canada, Alberta, economic analysis, forest fires, health effects, particulate matter (PM) emissions, dispersion models, air quality, diseases, fire case histories, fire management, health factors, particulates, smoke effects, smoke management, wildfires
Before using a fluid dynamics physically based wildfire model to study wildfire, validation is necessary and model results need to be systematically and objectively analyzed and compared to real fires, which requires suitable data sets. Observational data from the Meteotron…
Person:
Year: 2006
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire plumes, FDS - Fire Dynamics Simulator, Clark coupled model, Meteotron experiment , fire management, fire models, statistical analysis, temperature
The mesoscale meteorological model MEMO was applied to a real fire situation, which occurred in the central area of Portugal, with a very complex topography. In order to numerically provide boundary values at a higher temporal and spatial resolution, a one-way nesting technique…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Mapping, Models, Prescribed Fire, Weather
Region(s): International
Keywords: forest fire, Portugal, wind simulations, mesoscale model, complex terrain, air quality, air temperature, biogeography, climatology, Foehn winds, forest management, gases, humidity, Mediterranean habitats, nesting, rate of spread, sampling, statistical analysis, topography, wildfires, wind
Habitat loss, fragmentation, and declining habitat quality have created an extinction debt in boreal forests, which could be partly reversed by deliberately improving the habitat quality in managed areas outside reserves. We studied the effects of green-tree retention and…
Person:
Year: 2006
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Prescribed Fire
Region(s): International
Keywords: boreal forests, Coleoptera, controlled burning, Finland, habitat quality, residual trees, threatened species, tree retention, beetles, Alnus incana, Betula, conservation, decay, fire injuries (plants), fire management, forest management, fragmentation, heat effects, insects, invertebrates, logging, mortality, old-growth forest, Picea abies, Pinus, Pinus sylvestris, population density, Populus tremula, smoke effects, snags, species diversity, trapping
Biomass burning is a common force in much of the developing tropical world and has wide-ranging environmental impacts. Fire is an important component in tropical deforestation and is often used to clear broad expanses of land for shifting agriculture, dispose of crop residue,…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Mapping
Region(s): International
Keywords: remote sensing, Brazil, airborne infrared imagery
Wildland fires in Canada burn an average of2.8 million hectares of forest annually. In years of extreme forest fire activity total carbon emissions from wildland fires approach levels similar to industrial carbon emissions. Quantifying annual wildland fire carbon emissions is…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Models
Region(s): Alaska, International
Keywords: boreal forest, Canada, fuel consumption, forest carbon, BORFIRE
This conference provided a forum in which resource specialists, managers, researchers, and other interested people could share their collective experiences, opinions, and informational needs on 1) the effects of fire on the resources, and 2) fire management in the Madrean…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Mapping, Outreach, Planning, Prescribed Fire, Restoration and Rehabilitation, Social Science, Wildland-Urban Interface (WUI)
Region(s): Southwest, International
Keywords: fire management, Madrean Province, research needs, air quality, community ecology, conservation, ecosystem dynamics, education, fire intensity, fire management planning, flame length, fire regimes, forest management, GIS - geographic information system, grazing, livestock, Madrean habitats, post-fire recovery, Mexico, rate of spread, wetlands, wildfires, wildlife habitat management
The effect of high temperatures and smoke on germination was tested on the shrubland Leguminosae species, Adenocarpus lainzii, Cytisus scoparius, Cytisus striatus, Genista berberidea, Genista triacanthos, and Pterospartum tridentatum, which are abundant and widely distributed…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: wildfire, reproductive behavior, thermal shock, Atlantic shrubland, endemisms, Iberian Peninsula
Fluxes of water vapor, heat, and carbon dioxide associated with a prescribed grass fire were documented quantitatively using a 43-m instrumented flux tower within the burn perimeter and a tethered balloon sounding system immediately downwind of the fire. The measurements…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: grass fire, heat, smoke measurements, CO2 flux, water vapor
A series of nine large-scale, open fires was conducted in the Intermountain Fire Sciences Laboratory (IFSL) controlled-environment combustion facility. The fuels were pure pine needles or sagebrush or mixed fuels simulating forest-floor, ground fires; crown fires; broadcast…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Northern Rockies
Keywords: laboratory fires, biomass burning, infrared spectroscopy, FTIR - Fourier transform infrared absorption spectroscopy
The Research and Development (R&D) arm of the U.S. Department of Agriculture (USDA) Forest Service works at the forefront of science to improve the health and use of our Nation's forests and grasslands. Research has been part of the Forest Service mission since the agency's…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Intelligence, Mapping, Models, Outreach, Prescribed Fire, Restoration and Rehabilitation, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Forest Service, research, research accomplishment report
During 2005, the USDA Forest Service celebrated its Centennial, recognizing 100 years of successfully caring for the land and serving people. The Rocky Mountain Research Station has been, and continues to be, an integral part of the Forest Service mission, dating back to the…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Northern Rockies, Rocky Mountain, Southwest
Keywords: Forest Service, research, Rocky Mountain Research Station
Participants in a series of focus groups discussed how their tolerance for smoke varied by the source of the smoke and found their opinions changing as they talked with other participants. Even those opposed to smoke from agricultural burning eventually found smoke from…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Communications, Emissions and Smoke, Fuels, Prescribed Fire, Social Science, Wildland-Urban Interface (WUI)
Region(s): Northern Rockies, Northwest
Keywords: defensible space, education, social acceptance, wildfire management, focus groups, fuels treatments
Fluxes of turbulent momentum, heat, moisture, as well as carbon dioxide associated with a prescribed Gulf Coast prairie fire, were documented quantitatively using a 42-m instrumented flux tower within the burn perimeter and a tethered balloon sounding system immediately downwind…
Person:
Year: 2006
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Southern
Keywords: prairie fires, fire plumes, water vapor
A large eddy simulation (LES) model of smoke plumes generated by large outdoor pool fires is presented. The plume is described in terms of steady-state convective transport by a uniform ambient wind of heated gases and particulate matter introduced into a stably stratified…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: crude oil, smoke plume, buoyant plume, large eddy simulation, in situ burning
This report characterizes smoke emissions from small-scale prescribed burns in southern California chaparral. In situ measurements of smoke emissions were made from 12 fires. Three replicate tests were performed in each of four distinct fuel and fire treatments common to…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): California
Keywords: chaparral, emission factor, smoke management, fire emissions
Recent predictions that tropospheric aerosols have counterbalanced greenhouse warming assume aerosol emissions were low before ad1850 and then increased dramatically with industrialization of the Northern Hemisphere and biomass burning in the Tropics. We assembled the lake…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Effects, Fire History, Intelligence, Mapping, Models
Region(s): Eastern, International
Keywords: boreal forest, Canada, charcoal, land use, aerosols, climate change, Northeast, biomass burning, deciduous forest, lake sediment, Midwest United States, Central Plains, air temperature, biomass, climatology, fire case histories, gases, lakes, land management, land use, sedimentation, Quebec, smoke effects, statistical analysis, SO2 - sulfur dioxide, wildfires
This paper's title - "Can we restore the fire process? What awaits us if we don't?" - represents an ecologist's view of the world. I submit that this view is unrealistic. The first clause uses the term "restore" which implies reestablishing the fire process of the past. The…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Planning, Prescribed Fire, Restoration and Rehabilitation, Social Science
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire regimes, air quality, biomass, clearcutting, combustion, ecosystem dynamics, energy, fertilizers, fire adaptations, fire frequency, fire management planning, land use, multiple resource management, N - nitrogen, regeneration, temperature, wildfires
Stand replacement prescribed burning has been applied in Alaska on several occasions. Based on that experience, perspectives can be provided, issues can be discussed, and keys to success can be identified that are applicable to stand replacement prescribed burning activities in…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Prescribed Fire, Restoration and Rehabilitation, Social Science
Region(s): Alaska
Keywords: fire regimes, stand replacement, Tetlin National Wildlife Refuge, Alnus spp., Betula spp., boreal forest, catastrophic fires, education, fire frequency, fire intensity, fire management, fire suppression, land management, lichen moss fuels, overstory, particulates, Picea glauca, Picea mariana, Populus tremuloides, private lands, public information, Salix spp., smoke management, taiga, understory vegetation, wildfires, wildlife, wildlife refuges
Public support is important to all restoration efforts on public lands. Some types of restoration activities are easier for the public to support than others. Restoring wetlands, habitat restoration for salmon or burrowing owls, and vegetative rehabilitation are generally…
Person:
Year: 1996
Type: Document
Source: FRAMES, TTRS
Topic(s): Economics, Emissions and Smoke, Fire Ecology, Fire Effects, Outreach, Prescribed Fire, Restoration and Rehabilitation, Wildland-Urban Interface (WUI)
Region(s): Northern Rockies
Keywords: fire regimes, fire restoration, Montana, public lands, Bitterroot National Forest, public support, ecosystem dynamics, fire exclusion, fire management, fire suppression, forest management, grasslands, hardwood forest, health factors, pine forests, public information, Selway-Bitterroot Wilderness, smoke effects, woody fuels