Type
Topic
Region
Year
Displaying 1 - 25 of 32
Fire-related cues (smoke and heat) contribute largely to changes in vegetation communities in fire prone habitats. The germination responses of seeds of species from Combretaceae, Leguminosae and Poaceae to smoke, heat or their interaction were examined. Half of the seed batch…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects
Region(s): International
Keywords: Africa, Andropogon, Andropogon gayanus, Anogeissus, Burkina Faso, Combretaceae, Combretum, fire management, forest management, germination, heat, heat effects, herbaceous vegetation, Leguminosae, plant communities, Poaceae, savannas, seed germination, seeds, smoke effects, smoke management, Sudan, temperature, Terminalia, wildfires, woody plants, Burkina Faso, Combretaceae, Leguminosae, Poaceae, germination
Measurements of concentrations and size distributions of particles 4.7 to 160 nm were taken using an SMPS during the bonfire and firework celebrations on Bonfire Night in Leeds, UK, 2006. These celebrations provided an opportunity to study size distributions in a unique…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: aerosols, air quality, biomass, biomass burning, chemistry, distribution, Europe, fire management, gases, particulates, pollution, recreation, statistical analysis, suppression, United Kingdom
In May 2003, intense forest fires occurred over Siberia, which were the largest fires in the past decade. In order to quantify the effects of these fires on regional air quality in East Asia, we used a global chemical transport model (CTM) with a biomass burning emission…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Models
Region(s): International
Keywords: aerosols, air quality, Asia, biomass, biomass burning, fire intensity, fire management, fire size, forest management, ozone, Russia, Siberia, wildfires, chemical transport model, biomass burning, forest fire aerosols, radiative forcing, tropospheric ozone
Prescribed burning is a large aerosol source in the southeastern United States. Its air quality impact is investigated using 3-D model simulations and analysis of ground and satellite observations. Fire emissions for 2002 are calculated based on a recently developed VISTAS…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Occurrence, Models, Prescribed Fire
Region(s): Southern
Keywords: aerosols, air quality, Alabama, biomass burning, CO - carbon monoxide, fire frequency, fire intensity, fire management, Florida, forest management, Georgia, ozone, pollution, season of fire, South Carolina, telemetry, wildlife habitat management
In this study, we used fire count datasets derived from Along Track Scanning Radiometer (ATSR) satellite to characterize spatial patterns in fire occurrences across highly diverse geographical, vegetation and topographic gradients in the Indian region. For characterizing the…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Administration, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Fire Prevention, Fuels, Intelligence, Mapping, Monitoring and Inventory, Planning, Prescribed Fire, Mapping
Region(s): International
Keywords: aerosols, agriculture, air quality, Asia, biomass burning, cropland fires, deciduous forests, ecosystem dynamics, elevation, fire frequency, fire management, fire regimes, fire suppression, forest management, fuel moisture, GIS, grasslands, ignition, India, montane forests, particulates, precipitation, rate of spread, remote sensing, savannas, slash, slash and burn, statistical analysis, tropical forests, vegetation surveys, wildfires, fires, spatial patterns, point pattern analysis, vegetation fires, India
Forest fires remain a devastating phenomenon in the tropics that not only affect forest structure and biodiversity, but also contribute significantly to atmospheric CO2. Fire used to be extremely rare in tropical forests, leaving ample time for forests to regenerate to pre-fire…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass, Borneo, carbon dioxide, cover, diameter classes, ecosystem dynamics, ENSO, fire frequency, fire injuries (plants), fire management, fire size, forest management, fruits, fuel accumulation, Indonesia, leaves, low intensity burns, mast, pioneer species, plant growth, population density, post fire recovery, rainforests, regeneration, seed production, seedlings, species diversity, species diversity (plants), stand characteristics, tropical forests, understory vegetation, wildfires, burned forest regeneration, El Nino drought, fire damage, pioneer species, recruitment
Recent investigations indicate that wildfires provide a significant flux of mercury (Hg) from terrestrial ecosystems to the atmosphere. However, little is known about how geographic location, climate, stand age, and tree species affect Hg accumulation prior to burning and loss…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels, Intelligence
Region(s): Great Basin, Northwest
Keywords: Abies lasiocarpa, age classes, air quality, biomass burning, Cascades Range, coniferous forests, decomposition, ecosystem dynamics, fire case histories, fire exclusion, fire frequency, fire intensity, fire management, fire size, foliage, forest management, gases, litter, Hg - mercury, mountains, overstory, particulates, Pinus contorta, Pinus ponderosa, precipitation, soil management, soil nutrients, soil organic matter, soil temperature, soils, statistical analysis, volatilization, Washington, wildfires, Hg - mercury, soil, forest, release, Rex Creek Fire
From the text (p.19) ... 'There natural periodic fires help keep the turkey population in a good condition well before over-hunting and fire suppression caused its fall. Turkeys respond very quickly, sometimes overnight, to areas that have been burned. I hope you can use burning…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Prescribed Fire, Regulations and Legislation, Weather
Region(s): Southern
Keywords: backfires, fire management, fire suppression, firebreaks, game birds, habits and behavior, hunting, Meleagris gallopavo, post fire recovery, smoke management, suppression, thinning, Turkey, wildlife habitat management, wildlife management
Fire managers must consider air-quality impacts when planning prescribed burns or devising wildfire containment strategies. Particulate matter (PM) is the primary pollutant of concern: it is the major component of smoke and has known detrimental influences on human health and…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Models, Planning, Prescribed Fire, Weather, Wildland-Urban Interface (WUI)
Region(s): Southwest
Keywords: air quality, Arizona, fire control, fire management, fire size, fire suppression, humidity, particulates, precipitation, radiation, smoke management, temperature, wildfires, wind, air pollution, wildland fire, PM2.5, PM10
This thesis describes a means of comparing the potential smoke impacts from prescribed burning versus the possible smoke impacts of a wildfire as if it had occurred in the same given area. The methodology of evaluating these impacts is based on the results of available computer…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): California
Keywords: dispersion, consumption, wildfires, fuel loads, PM - particulate matter, air quality, FOFEM - First Order Fire Effects Model
These research topics were distributed throughout the interagency fire and land management agencies in 2008. Respondents prioritized the topics within each category. The AWFCG Research Committee recommended rankings for topics which had no clear ranking dominance to the AWFCG. '…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fuels, Planning, Weather
Region(s): Alaska
Keywords: fire management planning, research needs, collaboration and wildfire
Studies performed in the fire-prone Mediterranean-type climate shrublands of Australia, California, and South Africa have shown that plant-derived smoke enhances seed germination in many species. Unlike other areas with similar climate, central Chile stands out for the absence…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence
Region(s): California, International
Keywords: Mediterranean habitats, seed germination, Chile, adaptation, Africa, Australia, distribution, fire adaptations, fire frequency, fire management, germination, human caused fires, post-fire recovery, range management, resprouting, seedlings, seeds, shrublands, shrubs, smoke effects, smoke management, vines, woody plants
This paper presents results of the AQL2004 project, which has been developed within the GOFC-GOLD Latin American network of remote sensing and forest fires (RedLatif). The project intended to obtain monthly burned-land maps of the entire region, from Mexico to Patagonia, using…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Communications, Emissions and Smoke, Fire Effects, Fire History, Intelligence, Mapping, Monitoring and Inventory, Restoration and Rehabilitation
Region(s): International
Keywords: fire scars, NBR - Normalized Burn Ratio, remote sensing, burned area, MODIS - Moderate Resolution Imaging Spectroradiometer, biomass burning, South America, burn area index, Latin America, air quality, Argentina, biomass, Bolivia, Brazil, Colombia, cover, croplands, Cuba, deforestation, fire management, fire scar analysis, fire size, forest management, grasslands, herbaceous vegetation, Mexico, Patagonia, savannas, statistical analysis, Venezuela, wildfires
[from the text] 21st Century wildfires are increasing in frequency, intensity and complexity. These trends seem likely to continue in the face of climate change, shifting land use patterns, and an increasingly urbanized landscape. Application of prescribed fires that could…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Southern
Keywords: collaboration, research
Satellite remotely sensed data of fire disturbance offers important information; however, current methods to study fire severity may need modifications for boreal regions. We assessed the potential of the differenced Normalized Burn Ratio (dNBR) and other spectroscopic indices…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): Alaska
Keywords: black spruce, CBI - composite burn index, Picea mariana, spectroscopic index, air quality, boreal forest, C - carbon, coniferous forests, crown fires, disturbance, fire case histories, elevation, fire intensity, fire management, forest management, ground fires, mortality, organic matter, organic soils, overstory, Picea, remote sensing, soils, topography, wildfires
This past year has been a period of transition for the Rocky Mountain Research Station. In 2006, we identified the need to move from an organization of approximately 30 research work units whose work was formed around national Strategic Program Areas, to a more streamlined team-…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Administration, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, 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
Considerable experimental and theoretical work has been done on general concepts regarding nonnative species and disturbance, but experimental research on the effects of fire on nonnative invasive species is sparse. We begin this chapter by connecting fundamental concepts from…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: disturbance, fire management, fire research, invasibility, nonnative invasive plants, invasion ecology, climatology, crown fires, crown scorch, ecosystem dynamics, fire frequency, fire hazard reduction, fire intensity, ground cover, fire size, heat effects, invasive species, phenology, post-fire recovery, presettlement fire regime, season of fire, soil moisture, surface fires, temperature
ANNOTATION: This paper looks into the carbon sequestering abilities of forests and finds that policies currently in place promote avoidable carbon releases and discourage actions that would actually increase long-term carbon storage. When stand-replacing catastrophic fires move…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: forest management, carbon storage, CO2 - carbon dioxide, carbon offsets, Abies spp., biomass, C - carbon, catastrophic fires, coniferous forests, fire case histories, fire dependent species, fire frequency, fire hazard reduction, fire intensity, fire management, fire suppression, low intensity burns, climate change, Pinus ponderosa, ponderosa pine, population density, Douglas-fir, Pseudotsuga menziesii, thinning, wildfires
Forty-four small-scale experimental fires were conducted in a combustion chamber to examine the relationship between biomass consumption, smoke production, convective energy release, and middle infrared (MIR) measurements of fire radiative energy (FRE). Fuel bed weights, trace…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass burning, radiative energy, energy release, trace gases, aerosol emissions, fuel mass loss
A synthesis of data and analyses identified eight separate wildfire events (five in boreal Canada and three in the western United States) that impacted the Pittsburgh Supersite, as well as Toronto, during June and July 2002. These data also revealed a larger structure in the…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models, Monitoring and Inventory
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest, International
Keywords: boreal fire, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, PM - particulate matter, PM2.5, air pollution, Canada, stagnant conditions, wildfires, synoptic
Smoke from wildland burning in association with fog has been implicated as a visibility hazard over roadways in the United States. Visibilities at accident sites have been estimated in the range from 1 to 3 m (extinction coefficients between 1000 and 4000). Temperature and…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Models, Prescribed Fire, Weather
Region(s): Southern
Keywords: fog, forest fires, visibility, humidity, temperature, radiative forcing, water vapor, water content, combustion, coniferous forests, fire management, forest management, Georgia, moisture, national forests, Pinus taeda, pollution, radiation, season of fire, smoke management, South Carolina, water, statistical analysis
This study quantifies the impact of the fires in California in fall 2007 on regional air quality and especially on surface ozone by analyzing surface observations of ozone concentrations together with global chemistry transport model simulations. The latter include a synthetic…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): California
Keywords: air quality, NO2 - nitrogen dioxide, ozone, pollution, O3 - ozone, wildfire, surface ozone
In this study we have evaluated the role of wildfires on concentrations of fine particle (d < 2.5 µm) organic carbon (OC) and particulate mass (PM2.5) in the Western United States for the period 1988-2004. To do this, we examined the relationship between mean summer PM2.5…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: PM2.5, area burned, biomass consumption, organic carbon, PM - particulate matter, biomass burning, biomass fuel, IMPROVE, wildfire
Because forest fires emit substantial NOx and hydrocarbons-known contributors to O3 production-we hypothesize that interannual variation in western U.S. O3 is related to the burned area. To evaluate this hypothesis we used a gridded database of western U.S. summer burned area (…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Monitoring and Inventory
Region(s): Great Basin, Northern Rockies, Northwest, Rocky Mountain
Keywords: biomass consumption, burned area, ozone, temperature, biomass burning, O3 - ozone, CASTNET
A number of previous modeling studies have assessed the implications of projected CO2-induced climate change for future terrestrial ecosystems. However, although current understanding of possible long-term response of vegetation to elevated CO2 and CO2-induced climate change in…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: boreal forest, climate change, GCMs - general circulation models, LAI - leaf area index, tropical forest, fire emissions, global potential natural vegetation distribution, HadCM climate model, NPP - net primary production, SRESA1B 2100 climate model