Type
Topic
Region
Year
Displaying 4801 - 4825 of 4983
The report describes the second year of a continuing study to determine the distribution and fate of nitrogen oxides in the atmosphere. Analytical methods developed in the first year were refined and validated and results from the first year study were reexamined with the aid of…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): California, Eastern, Great Basin
Keywords: aerosols, air quality, chemistry, combustion chambers, distribution, gases, humidity, laboratory fires, Missouri, New York, N - nitrogen, ozone, particulates, pollution, smoke effects, smoke management, southern California, temperature, urban habitats, wind
The nitrogen-containing products of smog chamber reactions have been the subject of much controversy. Concern has arisen over nitrogen products because of the almost universally poor nitrogen balance reported for irradiated mixtures of hydrocarbons and nitrogen oxides. Some…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: C - carbon, chemistry, combustion chambers, distribution, extractives, flame length, fuel management, fuel models, gases, humidity, hydrocarbons, laboratory fires, N - nitrogen, ozone, particulates, pollution, temperature
We present estimates of nitrogen oxide (NOx) emission from worldwide biomass burning totaling ~13 Tg N yr-1 on a 1 degree longitude by 1 degree latitude grid. Roughly 80 percent of these emissions occur in the zone from 25N to 25 degrees S. The inventory presented here is…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Africa, air quality, Asia, biomass, croplands, forest types, fuel types, grasslands, N - nitrogen, pollution, precipitation, rainforests, scrub, South America, Southeast Asia, tundra
Fire fighters in Canada's navy must undergo regular training with fires from simulated helicopter crashes. Visible emissions from these fires often create health concerns in surrounding communities. This paper presents air quality implications of plume dispersion associated with…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, Canada, C - carbon, CO - carbon monoxide, chemical elements, experimental areas, field experimental fires, fire danger rating, fire suppression, gases, hydrocarbons, hydrogen, N - nitrogen, smoke effects, wind
Prescribed fire is a valuable tool utilized in the management of wildlife habitat, range, forestry, watershed, fuels, and fire dependent vegetation communities. Although most impacts are beneficial, some adverse impacts must be mitigated. Specificially, air quality, water qulity…
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Administration, Aquatic, Aviation, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Logistics, Models, Planning, Prescribed Fire, Social Science, Weather
Region(s): California, Great Basin
Keywords: aerial ignition, air quality, backfires, brush, CO2 - carbon dioxide, CO - carbon monoxide, chaparral, combustion, crown scorch, disturbance, escape cover, fire injuries (animals), fire injuries (plants), fire intensity, fire management, firebreaks, firing techniques, fuel management, headfires, hydrocarbons, land management, low intensity burns, mortality, multiple resource management, N - nitrogen, particulates, plant communities, plant physiology, pollution, post-fire recovery, rate of spread, riparian habitats, runoff, season of fire, sedimentation, site treatments, smoke effects, soil erosion, soil management, soil moisture, soil nutrients, soil organic matter, soils, streamflow, streams, threatened and endangered species (plants), topography, vegetation surveys, vulnerable species or communities, water, water quality, water repellent soils, watershed management, watersheds, wildlife
Fire in a plant community causes alterations in the chemical status of the community and in the availability of nutrients in the soil. These changes have been followed in an experimental study of grassland and tall herb communities on the Carboniferous Limestone of Derbyshire.…
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Ecology
Region(s): International
Keywords: Agrostis tenuis, ash, calcium, chemical compounds, chemistry, drainage, Europe, Festuca ovina, Filipendula ulmaria, grasslands, Great Britain, Helictotrichon pratense, herbaceous vegetation, Holcus lanatus, N - nitrogen, nutrient cycling, nutrients, nutrition, phosphorus, plant communities, plant growth, plant nutrients, plant nutrition, post fire recovery, K - potassium, Rumex acetosa, runoff, sampling, soil leaching, soil nutrients, species diversity (plants), statistical analysis, water
Impacts of felling, mulching, and burning on budgets of C, N, S, P, K, Ca, and Mg; rates of CO2 evolution from the soil; soil seed storage; and plant growth were evaluated. The felled tropical evergreen forest was 8-9 yr old, interspersed with patches of 70 yr old forest and had…
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Prescribed Fire, Restoration and Rehabilitation
Region(s): International
Keywords: age classes, ash, biomass, calcium, carbon dioxide, Central America, chemistry, conservation, Costa Rica, decay, deforestation, distribution, ecosystem dynamics, erosion, evergreens, evolution, fire injuries (plants), fire intensity, forest management, fungi, land management, leaching, leaves, litter, logging, magnesium, moisture, mortality, mosaic, N - nitrogen, nutrient cycling, nutrients, old growth forests, pH, phosphorus, plant growth, K - potassium, precipitation, regeneration, sampling, second growth forests, seed dormancy, seeds, site treatments, slash, slash and burn, soil leaching, soil moisture, soil organic matter, soil temperature, soils, species diversity (plants), S - sulfur, surface fuels, temperature, transpiration, trees, tropical forests, volatilization, water, wind
[no description entered]
Person:
Year: 1983
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): Hawaii, International
Keywords: age classes, air quality, arthropods, bibliographies, biogeography, community ecology, distribution, disturbance, droughts, ecosystem dynamics, eucalyptus, foliage, forest types, fungi, insects, Metrosideros polymorpha, mortality, national parks, New Zealand, N - nitrogen, Nothofagus, overstory, Papua New Guinea, plant communities, plant diseases, plant growth, plant physiology, population ecology, rainforests, regeneration, size classes, small mammals, soil nutrients, species diversity (plants), storms, succession, volcanoes
[no description entered]
Person:
Year: 1990
Type: Document
Source: TTRS
Topic(s): Aquatic, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Intelligence, Models, Outreach, Prescribed Fire, Social Science
Region(s): Great Basin, Northwest
Keywords: aesthetics, age classes, air quality, biomass, clearcutting, community ecology, coniferous forests, conservation, decay, ecosystem dynamics, education, erosion, experimental areas, forest management, forest types, hardwood forests, litter, logging, moisture, multiple resource management, national forests, N - nitrogen, old growth forests, Oregon, organic matter, overstory, plant growth, pollution, post fire recovery, Pseudotsuga menziesii, public information, runoff, size classes, slash, soil nutrients, soil organic matter, soils, species diversity (plants), state forests, Strix occidentalis, Washington
[no description entered]
Person:
Year: 1972
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): California, Great Basin
Keywords: agriculture, air quality, biomass, decay, experimental areas, fertilization, land management, N - nitrogen, nutrient cycling, Oryza sativa, plant diseases, plant growth, post fire recovery, site treatments, soil nutrients, statistical analysis, Vicia, volatilization
[no description entered]
Person:
Year: 1971
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: calcium, Calluna vulgaris, fire intensity, heathlands, iron, magnesium, N - nitrogen, nutrient cycling, particulates, phosphorus, plant nutrients, K - potassium, volatilization, zinc
[no description entered]
Person:
Year: 1975
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): Southern
Keywords: air quality, laboratory fires, litter, needles, N - nitrogen, nutrient cycling, nutrients, particulates, pine, Pinus palustris, South Carolina, volatilization
[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
[no description entered]
Person:
Year: 1989
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Ecology, Fuels, Mapping, Planning
Region(s): Rocky Mountain
Keywords: ash, bibliographies, chemistry, community ecology, crown fires, disturbance, ecosystem dynamics, erosion, fire case histories, fire intensity, fire management, fishes, floods, fuel moisture, grasslands, habitat types, hydrology, lakes, landscape ecology, litter, logging, mortality, mosaic, multiple resource management, N - nitrogen, nutrient cycling, organic matter, overstory, post fire recovery, recreation, regeneration, riparian habitats, runoff, scrub, sedimentation, smoke effects, statistical analysis, streamflow, streams, succession, topography, water quality, watersheds, wildfires, wildlife, woody plants, Wyoming, Yellowstone National Park
[no description entered]
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Prescribed Fire, Weather
Region(s): Great Basin, Northwest
Keywords: air quality, chemistry, elevation, gases, hydrocarbons, logging, mountains, N - nitrogen, ozone, particulates, pollution, post fire recovery, rural communities, sampling, slash, smoke behavior, smoke effects, statistical analysis, temperature, Washington, wilderness areas, wildfires, wind
[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Hazard and Risk, Models
Region(s): International
Keywords: Africa, air quality, Andropogon, ash, biogeography, biomass, C - carbon, carbon dioxide, catastrophic fires, chemical compounds, chemistry, dominance (ecology), ecotones, fire frequency, fire size, grasslands, habitat types, Ivory Coast, Loudetia simplex, N - nitrogen, nutrient cycling, plant growth, post fire recovery, sampling, savannas, scrub, seasonal activities, statistical analysis, S - sulfur, tropical forests, wildfires
[no description entered]
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Aviation, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Logistics, Prescribed Fire, Hazard and Risk
Region(s): Great Basin, Northwest
Keywords: aerial ignition, air quality, chemistry, coniferous forests, diameter classes, distribution, fire hazard reduction, fire intensity, forest management, fuel moisture, fuel types, gases, N - nitrogen, Oregon, ozone, particulates, population density, size classes, slash, smoke behavior, statistical analysis, Washington, wind
[no description entered]
Person:
Year: 1980
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Southern
Keywords: air quality, chemistry, foliage, forest management, fuel types, heat, heat effects, Ilex glabra, laboratory fires, leaves, low intensity burns, natural resource legislation, needles, N - nitrogen, organic soils, pine, Pinus elliottii, Pinus taeda, pollution, sampling, Serenoa repens, smoke effects, smoke management, statistical analysis, wildfires
After a fire in a phryganic ecosystem, the nutreint losses in above-ground plant biomass, in nitrogen (N), phosphorus (P), potassium (K), calcium (Ca) and magnesium (Mg) were quantitatively different. The most important is that of nitrogen (96%), followed by magnesium (59%),…
Person:
Year: 1981
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: biomass, calcium, Cistus spp., Euphorbia acanthothamnos, grasslands, Greece, magnesium, Mediterranean habitats, N - nitrogen, nutrient cycling, Phlomis fruiticosa, phosphorus, plant nutrients, K - potassium, Sarcopoterium spinosum, shrublands, soil nutrients, Thymus capitatus, volatilization
[no description entered]
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Aquatic, Economics, Emissions and Smoke, Fire Behavior, Fuels, Economics
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: agriculture, air quality, ash, biomass, carbon dioxide, charcoal, combustion, conifers, decay, deserts, diameter classes, energy, fuel moisture, gases, grasslands, hardwoods, heat, hydrogen, lakes, land use, logging, N - nitrogen, photosynthesis, pine, plant growth, plant nutrients, scrub, site treatments, slash, soil nutrients, streams, wetlands, wood, wood chemistry
[no description entered]
Person:
Year: 1988
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire History, Hazard and Risk, Prescribed Fire
Region(s): Eastern, Southern, International
Keywords: air quality, Appalachian Mountains, bibliographies, Blue Ridge Mountains, competition, European settlement, fire adaptations (plants), fire exclusion, fire hazard reduction, fire intensity, fire management, fire regimes, Georgia, grazing, hardwoods, histories, human caused fires, lightning caused fires, logging, mountains, Native Americans, N - nitrogen, North Carolina, pine forests, Pinus palustris, Pinus pungens, plant growth, Quercus, regeneration, season of fire, sedimentation, seedlings, site treatments, smoke management, soil nutrients, soils, South Carolina, Virginia, water quality, West Virginia
[no description entered]
Person:
Year: 1973
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, Arizona, CO - carbon monoxide, hydrocarbons, N - nitrogen, particulates, pollution, smoke management, water
[no description entered]
Person:
Year: 1989
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: Cistus spp., cones, Cupressus sempervirens, dominance (ecology), droughts, ecosystem dynamics, erosion, evergreens, fire adaptations (plants), fire regimes, fire resistant plants, flammability, flowering, forestation, grazing, Greece, hardwoods, legumes, light, litter, mammals, Mediterranean habitats, moisture, mortality, needles, N - nitrogen, pine forests, Pinus brutia, Pinus halepensis, Pinus nigra, pioneer species, plant growth, plant physiology, population density, post fire recovery, precipitation, Quercion ilicis, rangelands, regeneration, reproduction, resprouting, sampling, Sarcopoterium spinosum, sclerophyll forests, seasonal activities, seed dispersal, seed germination, seedlings, seeds, serotiny, shrubs, soil moisture, statistical analysis, succession, wildfires, wind
[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): Great Basin, Northern Rockies
Keywords: biomass, calcium, conifers, ecosystem dynamics, ecotones, forest management, Idaho, magnesium, N - nitrogen, nutrient cycling, particulates, pine, Pinus ponderosa, Pinus rigida, Pinus sylvestris, plant nutrition, K - potassium, precipitation, Pseudotsuga menziesii, smoke effects, sodium, watersheds, wildfires, wind
The character of most southern forest ecosystems has been shaped by fire. Indians and early settlers fired the woods for many purposes. After a period of attempted fire exclusion, foresters recognized the necessity of fire by prescription in southern pine cover types. This paper…
Person:
Year: 1985
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Hazard and Risk, Prescribed Fire, Wildland-Urban Interface (WUI)
Region(s): Southern, International
Keywords: air quality, bark, broadcast burning, browse, carbon dioxide, CO - carbon monoxide, cover, cover type, crown scorch, diameter classes, ecosystem dynamics, fire adaptations (plants), fire exclusion, fire frequency, fire hazard reduction, fire intensity, fire management, fire regimes, fire resistant plants, forest management, fuel accumulation, hardwoods, herbaceous vegetation, histories, hydrocarbons, lightning caused fires, loblolly pine, logging, longleaf pine, N - nitrogen, nutrient cycling, particulates, pine forests, Pinus echinata, Pinus elliottii, Pinus palustris, Pinus taeda, plant diseases, plant physiology, pollution, precipitation, season of fire, shortleaf pine, slash pine, smoke effects, smoke management, soils, sprouting, thinning, understory vegetation, vegetation surveys, water, water quality, wildfires, wildlife, wildlife habitat management, wood, wildlife habitat, water and air pollution, nutrient cycling