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Biomass combustion plays an important role in the earth's biogeochemical cycling. The monitoring of wildfires and their associated variables at global scales is feasible and can lead to predictions of the influence of combustion on biogeochemical cycling and tropospheric…
Person:
Year: 1988
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Occurrence, Mapping, Monitoring and Inventory
Region(s): California
Keywords: thermal analysis, wildfires, biogeochemical cycles, biomass burning, remote sensing, AVHRR - Advanced Very High Resolution Radiometer

Soil was exposed to red phosphorous/butyl rubber (RP/BR) aerosols at various relative humidities in a recirculating environmental wind tunnel. Soil microbial and enzymatic activities were measured immediately after exposure and periodically thereafter for 56 days. The…
Person:
Year: 1988
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, chemistry, cropland fires, heat effects, humidity, microorganisms, nutrient cycling, pH, pollution, post fire recovery, smoke effects, soil organisms, soils, statistical analysis, toxicity, wildfires, wind

[no description entered]
Person:
Year: 1988
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Models, Planning, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: broadcast burning, duff, fire danger rating, fire hazard reduction, fire injuries (plants), fire management, fire regimes, fire suppression, fuel models, fuel moisture, fuel types, heat effects, humidity, litter, moisture, mopping up, multiple resource management, precipitation, smoke behavior, smoke effects, soil temperature, statistical analysis, temperature, weather observations, woody plants

(1)The behaviour of the August 1936 Galatea fire in the foothills of the Canadian Rocky Mountains was reconstructed with respect to the rate of spread, frontal-fire intensity and fuel consumption, and illustrates that tree mortality, seed dispersal distance into the burn and…
Person:
Year: 1988
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Intelligence, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Abies lasiocarpa, Alberta, Canada, conifers, crown fires, duff, elevation, fine fuels, fire adaptations (plants), fire case histories, fire frequency, fire intensity, fire size, fire suppression, fuel appraisal, fuel moisture, fuel types, habitat types, ignition, lightning caused fires, litter, moisture, montane forests, mortality, mountainous terrain, mountains, national parks, organic matter, overstory, Picea, Picea engelmannii, pine, Pinus contorta, plant growth, post fire recovery, radiation, rate of spread, regeneration, reproduction, sampling, seed dispersal, seed germination, site treatments, smoke behavior, species diversity (plants), statistical analysis, subalpine forests, topography, trees, water, wildfires, wind

[no description entered]
Person:
Year: 1988
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: conifers, flammability, hardwoods, heat, heat effects, laboratory fires, Ohio, Pseudotsuga menziesii, Quercus rubra, wood, wood properties

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Occurrence, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, biomass, fine fuels, fire frequency, fire management, fuel loading, gases, particulates, remote sensing, smoke management, biomass burning emissions modeling, remote sensing, fuel consumption

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Abies spp., air quality, boreal forests, Canada, deciduous forests, ecosystem dynamics, evolution, fire regimes, forest management, genetics, Glaucomys volans, climate change, Great Lakes, greenhouse gases, Ontario, Picea engelmannii, Populus balsamifera, Populus tremuloides, species diversity (animals), species diversity (plants), subalpine forests, Tamiasciurus hudsonicus, Tsuga mertensiana, tundra, wetlands, climate change, ecodiversity, forest, ecosystem diversity, species diversity, genetic diversity, ECOSYSTEM HIERARCHY, ECOLOGICAL LAND CLASSIFICATION TERMINOLOGY, ALPINE ECOSYSTEMS, aspen parkland

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Prevention, Fuels, Models, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Great Basin, International
Keywords: aborigines, agriculture, air quality, Australia, backfires, Canada, chaparral, chemical compounds, coniferous forests, distribution, fire adaptations (plants), fire management, fire suppression, forage, forest management, forest products, fuel accumulation, fuel loading, human caused fires, hunting, land management, land use, lightning caused fires, mammals, National Fire Plan, national parks, Native Americans, Northern Territory of Australia, Pinus ponderosa, plant growth, presettlement fires, regeneration, seed dormancy, seed germination, smoke effects, sprouting, US Forest Service, wildfires

Combustion of woody material produces and releases water, but the effects of this water on the atmospheric circulation created by a wildfire are rarely recognized, let alone understood. This paper presents observational data and basic physical arguments to support the hypothesis…
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Models, Safety, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Arizona, Canada, combustion, convection, evapotranspiration, fire management, flame length, Florida, fuel moisture, heat, Idaho, Michigan, military lands, Minnesota, moisture, Montana, New York, North Carolina, Ontario, smoke management, South Carolina, statistical analysis, temperature, Washington, water, wildfires, wood chemistry

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Mapping, Models, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, combustion, droughts, ecosystem dynamics, fire danger rating, fire intensity, fire management, fire suppression, Florida, fuel appraisal, fuel management, GIS, season of fire, smoke management, wildfires

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fuels, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Abies balsamea, Betula papyrifera, boreal forests, buds, Canada, carbon dioxide, Choristoneura fumiferana, coniferous forests, dendrochronology, droughts, ecosystem dynamics, ecotones, evergreens, fire danger rating, fire intensity, foliage, forest management, histories, insects, Larix laricina, Malacosoma, Manitoba, needles, phenology, Picea glauca, Picea mariana, Pinus banksiana, plant diseases, plant growth, Populus balsamifera, Populus tremuloides, prairies, precipitation, Pristiphora erichsonii, size classes, soil moisture, statistical analysis, temperature, vegetation surveys, wildfires, xeric soils

This article reports an analysis of mail-in questionnaires of policy participants in the Lake Tahoe Basin. The results show all stakeholder affiliations are concerned about the severity of fire risk relative to other important issue areas in the Basin, support thinning trees to…
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Prevention, Hazard and Risk, Intelligence, Outreach, Planning, Social Science, Wildland-Urban Interface (WUI)
Region(s): California
Keywords: aesthetics, air quality, education, fire danger rating, fire hazard reduction, fire suppression, forest management, private lands, public information, recreation, statistical analysis, thinning, trees, water quality, wildfires, policy participants, Lake Tahoe Basin, environmental management, forest resources, forestry, natural resources, natural resource management

In Southern California, dry summers followed by hot and dry westerly wind conditions contribute to the region's autumn fire season. In late October 2003, 13 large Southern California wildfires burned more than 750,000 acres of land, destroyed over 3500 structures, and displaced…
Person:
Year: 2005
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California
Keywords: wildfires, air pollution, air quality, PM - particulate matter, PM2.5, PM10, southern California

The regional nature of several important air pollutants, which include acids, ozone, particulate matter, mercury, and persistent organics (POPs), is widely recognized by researchers and decision makers. Such pollutants are transported regionally over scales from about 100 to a…
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Climate
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke effects, air quality, climate change, Hg - mercury, ozone, particulates, pollution, smoke management, ozone, particulates, Hg - mercury, POPs

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Prevention, Fuels, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass, Canada, droughts, fine fuels, fire danger rating, fire frequency, fire management, fire size, fire suppression, flammability, forest management, fuel loading, fuel moisture, Indonesia, land use, litter, Malaysia, pollution, remote sensing, smoke effects, spot fires, statistical analysis, tropical forests, vegetation surveys, wildfires, fire management, tropical forest management, vegetation fires, forest fires, land fires, hotspots, fire detection

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fuels, Planning, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Abies balsamea, adaptation, age classes, arachnids, arthropods, boreal forests, Calathus ingratus, Canada, Carabidae, Cladium, clearcutting, Coleoptera, community ecology, coniferous forests, disturbance, ecosystem dynamics, forest management, grasslands, ground cover, habitat suitability, habitat types, habits and behavior, heat, heat effects, herbaceous vegetation, histories, insects, invertebrates, Kalmia angustifolia , landscape ecology, Larix laricina, Ledum groenlandicum, lichen moss fuels, lichens, logging, mortality, mosses, Picea mariana, population density, population ecology, Quebec, regeneration, reproduction, soils, statistical analysis, temperature, trapping, understory vegetation, Vaccinium, wildfires, xeric soils, boreal forest, community response, disturbance, forest fire, ground beetles, logging, fire-prone landscapes, PTEROSTICHUS BREVICORNIS

From the text ... 'The August 2004 issue of the Canadian Journal of forest Research (volume 34[8]) is devoted to a special topic: 'The International Crown Fire Modelling Experiment (ICFME) in Canada's Northwest Territories: Advancing the Science of Fire Behaviour.' Running from…
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Models, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, charcoal, crown fires, experimental fires, fire management, firefighting personnel, forest management, fuel types, histories, Northwest Territories, Picea mariana, Pinus banksiana, regeneration, sedimentation, Tall Timbers Research Station, US Forest Service, wilderness areas, wildfires, wildlife

Forest-fire policy of U.S. federal agencies has evolved from the use of small patrols in newly created National Parks to diverse policy initiatives and institutional arrangements that affect millions of hectares of forests. Even with large expenditures and substantial…
Person:
Year: 2005
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire hazard, fire suppression, fuel management, forest policy, catastrophic fires, coniferous forests, conservation, dead fuels, duff, ecosystem dynamics, education, environmental assessment, fire hazard reduction, fire intensity, fire management, fire management planning, fire size, forest management, fuel types, grasses, herbaceous vegetation, human caused fires, litter, National Fire Plan, national forests, national parks, natural resource legislation, Pinus contorta, lodgepole pine, Pinus jeffreyi, Pinus ponderosa, ponderosa pine, public information, shrubs, smoke management, surface fires, thinning, threatened and endangered species, US Forest Service, vulnerable species or communities, wilderness fire management, woody fuels, wildfires, wildlife refuges

C4 photosynthesis had a mid-Tertiary origin that was tied to declining atmospheric CO2, but C4-dominated grasslands did not appear until late Tertiary. According to the 'CO2-threshold' model, these C4 grasslands owe their origin to a further late Miocene decline in CO2 that gave…
Person:
Year: 2005
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: grasslands, photosynthesis, savannas, woodland, miocene, paleosols, biomass, CO2 - carbon dioxide, charcoal, deserts, distribution, disturbance, fire frequency, fire management, fire regimes, fuel loading, fuel moisture, light, lightning caused fires, mesic soils, paleoecology, plant communities, population density, precipitation, range management, temperature, xeric soils, wildfires

Moderate Resolution Imaging Spectroradiometer (MODIS) on board the NASA Earth Observing System Terra and Aqua satellites provides global fire observations of unprecedented quality. This paper presents spatial and temporal distributions of active fires from 2001 and 2002, the…
Person:
Year: 2005
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels, Hazard and Risk, Intelligence, Mapping, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: diurnal cycle, land cover, MODIS - Moderate Resolution Imaging Spectroradiometer, time series, satellite remote sensing, annual cycle, global fire activity, North America, South America, Africa, agriculture, Asia, Australia, coniferous forests, deciduous forests, distribution, ecosystem dynamics, Europe, evergreens, fire danger rating, fire frequency, fire management, forest management, gases, climate change, grasslands, herbaceous vegetation, natural areas management, population density, remote sensing, season of fire, savannas, shrublands, temperature, urban habitats, vegetation surveys, wetlands, wildfires

Science at the U.S. Department of Agriculture (USDA) Forest Service has always been large in scale. The depth and breadth of the research conducted here, however, may surprise even many who are engaged in it. Our research programs have a wide geographical and temporal scope, an…
Person:
Year: 2005
Type: Document
Source: FRAMES
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Prevention, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory, Outreach, Planning, 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

Airborne measurements have been made in the smokes from large fires of standing coniferous trees and logging debris, standing chaparral, fallen jack pine, and wheat stubble. Panicle emission factors, particle size distributions, optical properties of the smokes, and trace gas…
Person:
Year: 1988
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): California, Northern Rockies, Northwest, International
Keywords: Canada, PM - particulate matter, biomass burning, airborne measurements

Measurements of biogenic soil emissions of nitric oxide (NO) and nitrous oxide (N2O) before and after a controlled burn conducted in a chaparral ecosystem on June 22, 1987, showed significantly enhanced emissions of both gases after the burn. Mean NO emissions from heavily…
Person:
Year: 1988
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): California
Keywords: chaparral, N2O - nitrous oxide, San Dimas Experimental Forest, biogenic emissions, nitric oxide, biogenic soil emissions

Measurements in the plumes from seven forest fires show that the concentrations of NH3 were considerably in excess of ambient values. Calculation of NH3 emissions from the fires, based on the ratio of NH3/CO in the plumes and emissions of CO from biomass burning, suggest that…
Person:
Year: 1988
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): California, Northern Rockies, Northwest, International
Keywords: smoke measurements, biomass burning, fire emissions, smoke plumes, airborne measurements, ammonia

Smoke aerosol was collected on filters from a helicopter during a 400-acre (1.62 km2) prescribed chaparral burn in the San Dimas Experimental Forest on December 12, 1986. Hi-Vol samplers were used to collect particles on both Teflon and glass fiber filters. Scanning electron…
Person:
Year: 1988
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): California
Keywords: smoke aerosol emissions, San Dimas Experimental Forest, chaparral fires, particulate emissions