Type
Topic
Region
Year
Displaying 1151 - 1175 of 5840
Several boreal insect species respond to smoke and heat generated by forest fires and use recent burns to reproduce in high numbers. Some of these species are rare or uncommon in undisturbed forests, and the contribution of recently burned habitats to their population dynamics…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Fire Behavior, Fire Ecology, Fire Occurrence, Fire Prevention, Models, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: age classes, boreal forests, Canada, conservation, distribution, fire adaptations (animals), fire dependent species, fire frequency, fire management, fire size, fire suppression, forest management, habitat suitability, heat, insects, logging, population density, Quebec, reproduction, salvage, snags, statistical analysis, suppression, wildfires, wildlife habitat management, wood, boreal forest, forest fire, habitat connectivity, population dynamics, pyrophilous insects
The combine harvesting technology which has become common in the rice-wheat system in India leaves behind large quantities of straw in the field for open residue burning, and Punjab is one such region where this is regularly happening. This becomes a source for the emission of…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: agriculture, air quality, Asia, biomass, biomass burning, chemistry, disturbance, fire management, fire size, gases, India, leaves, mosaic, remote sensing, statistical analysis, suppression, taxonomy, burned patches, decision-tree classifier, knowledge-based classification, thermal band
With evidence of increasing wildfire risks in wildland-urban interface zones in the U.S. West and elsewhere, understanding intended evacuation behavior is a growing issue for community planners. This research investigates intended evacuation behavior due to wildfire risks, using…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Models, Planning, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: distribution, fire damage (property), fire hazard reduction, fire injuries (humans), fire management, fire suppression, forest management, fuel accumulation, Mexico, national forests, New Mexico, population density, public information, statistical analysis, wildfires, evacuation, wildfire
Inventories of methyl halide emissions from domestic burning of biomass in Africa, from 1950 to the present day and projected to 2030, have been constructed. By combining emission factors from Andreae and Merlet [2001. Emission of trace gases and aerosols from biomass burning.…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels
Region(s): International
Keywords: aerosols, Africa, air quality, biogeochemical cycles, biomass, biomass burning, charcoal, chemical compounds, fire management, fuel management, gases, Africa, biofuel, domestic biomass burning, emission factor, methyl halide
In early 2003 a series of large, wildfire-related sediment slugs occurred in streams in the south-eastern Australian alpine region. Back-pack and boat-mounted electrofishing were used to measure changes in riverine fish fauna after one particularly large sediment slug which…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Aquatic, Emissions and Smoke, Fire Ecology
Region(s): International
Keywords: Australia, disturbance, fire management, fishes, mortality, oxygen, population density, post fire recovery, rivers, sedimentation, streams, translocation, Victoria, water, water quality, watershed management, wildfires, Australia, blackfish, dissolved oxygen, Ovens River, sediment
In some areas of the world where agricultural burning is practised, the airborne particles produced have been linked to respiratory disease in humans. Here, we investigate the abundance and form of silica (SiO2) minerals found within ash and aerosol produced by the experimental…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: aerosols, air quality, ash, biomass, biomass burning, combustion, Cyperaceae, Europe, experimental fires, fire management, leaves, minerals, particulates, Poaceae, Saccharum officinarum, smoke management, statistical analysis, temperature, United Kingdom, wildfires, wind, biomass burning, cristobalite, respirable particles, silica, sugarcane
To understand how boreal forest carbon (C) dynamics might respond to anticipated climatic changes, we must consider two important processes. First, projected climatic changes are expected to increase the frequency of fire and other natural disturbances that would change the…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Occurrence, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: age classes, air quality, boreal forests, Canada, carbon, coniferous forests, decomposition, disturbance, ecosystem dynamics, fire frequency, fire management, fire size, forest management, climate change, organic matter, Picea glauca, Picea mariana, plant growth, statistical analysis, wildfires, Canada, CBM-CFS3 - Carbon Budget Model of the Canadian Forest Sector, global change
Based on round-the-clock measurements in 1997-2005 in West Siberia at the Aerosol Station (Tomsk) of the directed scattering coefficient of the dry matter of submicron aerosol and black carbon (BC) mass concentration in particles, the influence of forest fire smoke on the…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: aerosols, Asia, biomass burning, carbon, fire management, forest management, particulates, peat fires, peatlands, radiation, Russia, Siberia, smoke effects, smoke management, statistical analysis, wildfires, submicron atmospheric aerosol, black carbon, BC mass fraction, forest fires
A newly developed method, which involves the use of satellite measurements of energy released by fires, was used to estimate smoke emissions in the United States (US) Southern Great Plains (SGP). This SGP region was chosen because extensive agricultural and planned burning…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Occurrence, 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, biomass burning, croplands, energy, fire frequency, fire management, grasslands, Great Plains, particulates, radiation, range management, remote sensing, season of fire, smoke effects, smoke management, statistical analysis, FRE - Fire Radiative Energy, MODIS - Moderate Resolution Imaging Spectroradiometer
Smoke and aqueous smoke extracts enhance both seed germination and seedling vigour in a wide variety of plants. The butenolide, 3-methyl-2H-furo[2,3-c]pyran-2-one, has been identified as a highly active germination promoter from plant-derived smoke. The present study was…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: Africa, air quality, Callus, chemical compounds, germination, seed germination, smoke effects, smoke management, South Africa, auxin-like activity, cytokinin-like activity, smoke-derived butenolide
On February 28, 2007, a severe smoke event caused by prescribed forest fires occurred in Atlanta, GA. Later smoke events in the southeastern metropolitan areas of the United States caused by the Georgia-Florida wild forest fires further magnified the significance of forest fire…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Models, Prescribed Fire, Weather, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: air quality, ecosystem dynamics, fire case histories, fire danger rating, fire hazard reduction, fire management, fire size, fuel loading, Georgia, ozone, particulates, Picoides borealis, pollution, smoke management, statistical analysis, threatened and endangered species (animals), wildfires, wildlife habitat management
Throughout 2004,
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: biomass burning, England, Europe, fire management, human caused fires, smoke behavior, United Kingdom, wildfires
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 total ozone column and solar UV radiation under different atmospheric conditions are needed to define variations of both UV and ozone and to study the impact of ozone depletion at the Earth's surface. In this study, spectral and broadband measurements of UV-B…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Communications, Fire Behavior, Fire Ecology, Fire Occurrence, Intelligence, Mapping, Models, Monitoring and Inventory, Emissions and Smoke
Region(s): International
Keywords: aerosols, Asia, biomass, biomass burning, dust, fire frequency, gases, India, natural areas management, ozone, radiation, remote sensing, tropical regions, UV index, aerosols, ozone, biomass burning, TUV model
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
Unusually high levels of
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Models
Region(s): International
Keywords: air quality, biomass, biomass burning, broadcast burning, cropland fires, Europe, fire management, forest management, pollen, pollution, remote sensing, Russia, statistical analysis, United Kingdom, wildfires, wind, atmospheric dispersion modelling, forest fires, long-range transport, pollution
Recent studies have shown that emissions of mercury (Hg), a hazardous air pollutant, from fires can be significant. However, to date, these emissions have not been well-quantified for the entire United States. Daily emissions of Hg from fires in the lower 48 states of the United…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Models, Prescribed Fire
Region(s): Alaska, Great Basin, Northwest
Keywords: air quality, boreal forests, coniferous forests, ecosystem dynamics, fire management, grasslands, Hg - mercury, smoke management, statistical analysis, toxicity, wildfires
This study investigated particle size distributions from the burning of several grass species, under controlled laboratory conditions, and also in the field, conducted during the dry season in the Northern Territory, Australia. The laboratory study simulated conditions such as…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: Aristida, Australia, biomass, biomass burning, distribution, field experimental fires, fire intensity, fire management, grass fires, grasses, grasslands, laboratory fires, litter, national parks, Northern Territory of Australia, particulates, range management, savannas, season of fire, statistical analysis, biomass burning, particle size distribution, Northern Territory of Australia, airborne measurement, vertical profile
There is limited understanding of how fire-related cues such as heat shock and smoke can combine to affect the germination response of seeds from fire-prone vegetation because combinations of multiple levels of both cues have rarely been investigated. Germination response…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects
Region(s): International
Keywords: aerosols, Australia, fire management, germination, heat, heat effects, New South Wales, regeneration, seed dormancy, seed germination, seeds, shrublands, smoke effects, smoke management, temperature, aerosol smoke, germination, heat shock, soil seed bank
Prehistoric fire area and emissions from California's forests, woodlands, shrublands, and grasslands
In the majority of US political settings wildland fire is still discussed as a negative force. Lacking from current wildfire discussions are estimates of the spatial extent of fire and their resultant emissions before the influences of Euro-American settlement and this is the…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels
Region(s): California, Great Basin
Keywords: Abies magnifica, air quality, carbon, chaparral, coniferous forests, crowns, evergreens, fire exclusion, fire frequency, fire management, fire regimes, fire size, fire suppression, forest management, grasslands, histories, lightning caused fires, litter, mountains, Native Americans, particulates, Pinus contorta, Pinus ponderosa, prehistoric fires, Sequoia sempervirens, shrublands, suppression, vegetation surveys, wildfires, wildfire, fire regime, fire policy, fire suppression, fire rotation, air resources, air quality, particulates, fire exclusion, carbon
To assess the contribution of sources to fine particulate organic carbon (OC) at four sites in North Carolina, USA, a molecular marker chemical mass balance model (MM-CMB) was used to quantify seasonal contributions for 2 years. The biomass burning contribution at these sites…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models, Prescribed Fire
Region(s): Southern
Keywords: aerosols, biomass, biomass burning, broadcast burning, carbon, fire management, Georgia, hydrocarbons, North Carolina, particulates, smoke management, wood, wood smoke, organic aerosols, atmospheric particulate matter, source apportionment, CMB
Near infrared spectroscopy (NIRS), diatoms, pollen, charcoal, loss-on-ignition (LOI), and nutrient elements in lake sediments were used to assess important factors controlling Holocene changes in the total organic carbon (TOC) concentration, pCO2, color and pH of lake water in…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence
Region(s): International
Keywords: age classes, boreal forests, carbon, carbon dioxide, charcoal, Europe, fire frequency, fire management, fire size, humidity, ignition, lakes, nutrients, pH, pollen, sedimentation, statistical analysis, Sweden, temperature, vegetation surveys, water, watershed management, wildfires
We estimate the contributions from biomass burning (summer wildfires, other fires, residential biofuel, and industrial biofuel) to seasonal and annual aerosol concentrations in the United States. Our approach is to use total carbonaceous (TC) and non-soil potassium (ns-K)…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Intelligence, Mapping, Monitoring and Inventory, Prescribed Fire
Region(s): Eastern
Keywords: aerosols, air quality, biomass, biomass burning, carbon, coniferous forests, fire intensity, fire management, forest management, fuel management, grasslands, human caused fires, lightning caused fires, Maine, K - potassium, remote sensing, season of fire, shrublands, wildfires, woody fuels, aerosols, wildfires, biomass burning, biofuel, air quality, visibility
Mercury emissions from wildfires are significant natural sources of atmospheric mercury, but little is known about what controls speciation of emissions important to mercury deposition processes. The goal of this study was to quantify gaseous elemental mercury (GEM) and…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Adenostoma, air quality, Arctostaphylos, biomass, carbon, combustion, fire management, fuel management, fuel moisture, leaves, Hg - mercury, moisture, needles, Oryza sativa, particulates, Pinus contorta, Pinus ponderosa, Sabal palmetto, S - sulfur, wildfires
Some model experiments predict a large-scale substitution of Amazon forest by savannah-like vegetation by the end of the twenty-first century. Expanding global demands for biofuels and grains, positive feedbacks in the Amazon forest fire regime and drought may drive a faster…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Restoration and Rehabilitation, Economics, Fuels
Region(s): International
Keywords: agriculture, Amazon, Brazil, carbon, deforestation, droughts, ENSO, fire control, fire regimes, forest fragmentation, forest management, climate change, land use, logging, mortality, South America, temperature, tropical forests, wildfires, deforestation, biofuel, feedbacks, globalization, global warming