Type
Topic
Region
Year
Displaying 1 - 25 of 132
Addressing wildfire is not simply a fire management, fire operations, or wildland-urban interface problem - it is a larger, more complex land management and societal issue. The vision for the next century is to: Safely and effectively extinguish fire, when needed; use fire where…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Administration, Aquatic, Aviation, Climate, Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Logistics, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfire, wildland fire, National Cohesive Wildland Fire Management Strategy (Cohesive Strategy)
A simple and rapid bioassay was implemented to detect the germination activity of extracts from soils in pre/post-burn conditions. Soil samples taken from burnt, unburnt and adjacent plots at depths of 0-2,2-4,4-6 and 6-8 cm before and after burning mesic grassland in South…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): International
Keywords: fuel loading, fuel moisture, heat effects, smoke effects, seed dormancy, seed germination, seeds, soils, South Africa, Africa, fire management, range management, soil management, grasslands, germination, lettuce seeds, seed bank, smoke residue, smoke-water, soil extracts
The concentrations of CO2 and other greenhouse gases in the atmosphere have been increasing and greatly affecting global climate and socio-economic systems. Actively growing forests are generally considered to be a major carbon sink, but forest wildfires lead to large releases…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke, Models, Monitoring and Inventory
Region(s): Great Basin
Keywords: biomass, carbon, carbon dioxide, cover, cover type, distribution, disturbance, elevation, FIA, fire intensity, fire management, fire size, forest inventory and analysis, forest management, gases, climate change, greenhouse gases, LANDFIRE, national parks, remote sensing, sampling, Utah, vegetation surveys, wildfires, spectral vegetation indicator, burn severity, regression tree model, carbon emissions
Wildfires affect Rocky Mountain ecosystems across a wide range of spatial and temporal scales. Many of the resulting changes are greatest for environmental factors, such as substrate and microclimate that control exchanges of greenhouse gases. We investigated this link to…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Fuels
Region(s): Rocky Mountain
Keywords: fire frequency, fire injuries (plants), fire intensity, fuel moisture, post-fire recovery, wildfires, carbon dioxide, gases, global warming, CH4 - methane, N - nitrogen, pH, soil moisture, soil nutrients, soil temperature, statistical analysis, Douglas-fir, Pinus ponderosa, ponderosa pine, Pseudotsuga menziesii, Colorado Front Range, Colorado, ecosystem dynamics, fire management, forest management, soil management, coniferous forests, trace gases, soils
Fire affects grassland composition by selectively influencing recruitment. Some exotic species can increase their abundance as a consequence of fire-stimulated seed germination, but response may depend on seed age. Rumex acetosella L. (Polygonaceae, sheep's sorrel) is a…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Fire Effects, Emissions and Smoke
Region(s): International
Keywords: heat effects, post fire recovery, smoke effects, age classes, ash, charcoal, invasive species, plant growth, regeneration, seed dormancy, seed germination, Rumex acetosella, Patagonia, Argentina, South America, fire management, range management, grasslands, plant invasion, post-fire recruitment, Rumex acetosella, seed age, sheep's sorrel, soil seed bank
Cyanide is well known for its toxicity towards living organisms. Many plants use cyanide as a defensive agent against herbivores, releasing it through the enzymatic hydrolysis of endogenous cyanogenic compounds. At low concentrations, cyanide has been proposed to have a…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: smoke effects, chemistry, regeneration, seed germination, toxicity, Anigozanthos, Australia, forest management, smoke management
In the present work, post-burning soil N2O fluxes and related microbial processes were investigated in a Mediterranean shrubland subjected to experimental fires. Nine plots were selected, of which three were used as controls, three were burned with low-intensity fire and three…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Prescribed Fire
Region(s): International
Keywords: experimental fire, fire frequency, fire intensity, low intensity burns, surface fires, air quality, C - carbon, enzymes, N - nitrogen, sampling, soil moisture, soil nutrients, soil organic matter, soil temperature, statistical analysis, Italy, Mediterranean, fire management, soil management, Mediterranean habitats, shrublands, denitrification, fire intensity, nitrification, soil nitrogen
In a future climate scenario forest fire activity over Portugal will substantially increase and consequently area burned and forest fire emissions to the atmosphere are also expected to increase. This study investigated the impact of future forest fire emissions on air quality…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fuels, Models
Region(s): International
Keywords: fire size, fuel loading, wildfires, air quality, climate change, ozone, particulates, pollution, Portugal, Europe, fire management, forest management, climate change, future fire activity, forest fire emissions, air quality modelling, ozone, particulate matter
In order to evaluate the spatial variation of aerosol (particulate matter with aerodynamic diameter £ 10 µm [PM10]) and ozone (O3) concentrations and characterize the atmospheric conditions that lead to O3 and PM10-rich episodes in southern Italy during summer 2007, an intensive…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Weather, Climate
Region(s): International
Keywords: heat effects, wildfires, aerosols, air quality, air temperature, ozone, pollution, radiation, Italy, Europe, fire management, smoke management, deserts, mountainous terrain
This study investigated occupational exposure to wood and vegetative smoke in a group of 28 forest firefighters at prescribed forest burns in a southeastern U.S. Forest during the winters of 2003-2005. During burn activities, 203 individual person-day PM2.5 and 149 individual…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Prevention, Hazard and Risk, Prescribed Fire, Safety
Region(s): Southern
Keywords: fire hazard reduction, fire suppression, firefighting personnel, wildfires, air quality, CO - carbon monoxide, health factors, hydrocarbons, particulates, Georgia, fire management, forest management, pine hardwood forests, exposure, firefighters, particulate matter, wildland, woodsmoke
We present Daysmoke, an empirical-statistical plume rise and dispersion model for simulating smoke from prescribed burns. Prescribed fires are characterized by complex plume structure including multiple-core updrafts which makes modeling with simple plume models difficult.…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models, Prescribed Fire
Region(s): Southern
Keywords: smoke behavior, air quality, military lands, particulates, Georgia, fire management, smoke management, plume model, air quality
This study focused on structural analysis of ground carbon storage following fires in light conifer stands of the Lower Angara region (Siberia, Russia). Experimental fires of varying frontal intensity were conducted at Scots pine and mixed larch forests of southern taiga.…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: fire frequency, fire size, wildfires, biomass, carbon, Larix sibirica , larch, Pinus sylvestris, Scots pine, Russia, Asia, fire management, forest management, coniferous forests, light conifer stands, carbon storage, biomass consumption, carbon emissions, forest type, depth of burn
Conventional wisdom within American federal fire management agencies suggests that external influence such as community or political pressure for aggressive suppression are key factors circumscribing the ability to execute less aggressive fire management strategies. Thus, a…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Outreach, Planning, Prescribed Fire, Restoration and Rehabilitation
Region(s): California, Rocky Mountain
Keywords: fire case histories, fire control, fire damage (property), fire hazard reduction, fire injuries (plants), fire size, fire suppression, fuel accumulation, smoke effects, wildfires, education, insects, mortality, public information, Wyoming, fire management, forest management, land management, fire management, political pressure, community pressure, wildlife costs, fire suppression, wildfire policy
A series of wildfires broke out in Western Russia starting in late July of 2010. Harmful particulates and gases released into the local Russian atmosphere have been reported, as have possible negative consequences for the global atmosphere. In this study, an extremely hazy area…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire History, Fire Occurrence, Intelligence
Region(s): International
Keywords: biomass burning, fire damage (property), wildfires, air quality, carbon, gases, ozone, particulates, remote sensing, Russia, Asia, Europe, fire management
Biomass samples representing Amazon forest native species were burned in laboratory experiments. These species were obtained in the deforestation arc, near the town of Alta Floresta, state of Mato Grosso, Brazil. Moisture content values obtained for twigs and pieces of sticks…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): International
Keywords: biomass burning, experimental fires, CO2 - carbon dioxide, CO - carbon monoxide, deforestation, hydrocarbons, moisture, particulates, Amazon, Brazil, South America, fire management, forest management, smoke management, biomass burning, emission factors, Amazon forest, experimental fires, NOx, hydrocarbons
In many fire-prone ecosystems, seed germination is triggered by heat shock, smoke, ash and charred wood. However, few studies concerning the effect of these fire products on the germination of tropical and subtropical species exist. We assessed the effect of fire products and…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: heat effects, smoke effects, ash, char, seed germination, Mexico, fire management, forest management, montane forests, pine hardwood forests, heat shock, smoke water, pine-oak mixed forest
We estimated forest area and carbon changes in the conterminous United States using a remote sensing based land cover change map, forest fire data from the Monitoring Trends in Burn Severity program, and forest growth and harvest data from the USDA Forest Service, Forest…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Fire History, Emissions and Smoke, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire intensity, wildfires, air quality, carbon, cover, FIA, forest products, greenhouse gases, remote sensing, snags, ecosystem dynamics, fire management, forest management, carbon in harvested wood, forest area, harvest, greenhouse gas inventory, land cover change, wildfire emissions
The MOPITT (Measurements Of Pollution In The Troposphere) CO measurements over a 10-year period (2000-2009) reveal consistently positive trends on the order of 0.13-0.19 x 1016 mol cm-2 per month in CO total column concentrations over the entire globe and the hemispheres. Two…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass burning, wildfires, air quality, carbon dioxide, CO - carbon monoxide, ENSO - El Nino Southern Oscillation, hydrocarbons, CH4 - methane, fire management, MOPITT CO
The ratios of observed organic carbon (OC) to elemental carbon (EC) from the rural sites of the IMPROVE network are analyzed for the 5-year period from 2000 to 2004. Among these years, nationwide OC/EC peaks are observed most consistently in the summer of 2002. Several potential…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire History, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass burning, season of fire, aerosols, air quality, carbon, particulates, fire management, OC, EC ratio, SUMMER BURNING, SOA, model evaluation
We examine the impacts of aerosols on regional meteorology due to intense Siberian forest fires occurred in May 2003 using both reanalysis data and global model simulations. Our analysis of the NCEP-DOE reanalysis data shows 99% statistical significant changes in meteorological…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Models, Weather
Region(s): International
Keywords: biomass burning, wildfires, aerosols, Korea, Siberia, Asia, fire management, forest fire aerosols, regional meteorology, climate model, chemistry-transport model
Agricultural residue burning is one of the major causes of greenhouse gas emissions and aerosols in the lndo-Ganges region. In this study, we characterize the fire intensity, seasonality, variability, fire radiative energy (FRE) and aerosol optical depth (AOD) variations during…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: biomass burning, cropland fires, fire frequency, fire intensity, fire size, season of fire, aerosols, agriculture, air quality, greenhouse gases, pollution, radiation, remote sensing, India, Asia, fire management, forest management, croplands, FRE - Fire Radiative Energy, agricultural residues, biomass burning, aerosol optical depth variations
Agricultural burning is an important land use practice in the central U.S. But has received little attention in the literature, whereas most of the focus has been on wildfires in forested areas. Given the effects that agricultural burning can have on biodiversity and emissions…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Mapping, Planning, Prescribed Fire
Region(s): Eastern, Northern Rockies, Rocky Mountain
Keywords: cropland fires, fire danger rating, season of fire, agriculture, air quality, Kansas, Minnesota, North Dakota, fire management, land management, agricultural burning, active fires, biodiversity, patterns of fire detections, cloud cover, local spatial analysis, fire detections
Introduction: Environmental contaminants are groups of unwanted, ubiquitous chemicals, found in food via weathering of the earth's crust, combustion (natural or anthropogenic), industrial uses or as unwanted bi-products of manufacturing processes. Evidence suggests that the…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Effects, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire frequency, wildfires, agriculture, chemical compounds, chemical elements, diseases, disturbance, climate change, health factors, hydrocarbons, toxicity, water, water quality, fire management, land management, environmental contaminants, food, forest fires, human exposure, mercury methylation, water re-use
Euro-American logging practices, intensive grazing, and fire suppression have increased the amount of carbon that is stored in ponderosa pine (Pinus ponderosa Dougl. Ex Laws) forests in the southwestern United States. Current stand conditions leave these forests prone to high-…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Hazard and Risk, Prescribed Fire
Region(s): Southwest
Keywords: fire frequency, fire hazard reduction, surface fires, wildfires, carbon, national forests, thinning, Pinus ponderosa, ponderosa pine, Arizona, fire management, forest management, coniferous forests, fire risk reduction, silviculture, FVS - Forest Vegetation Simulator
Fire in tropical montane cloud forests (TMCFs) is not as rare as once believed. Andean TMCFs sit immediately below highly flammable, high-altitude grasslands (Puna/Paramo) that suffer from recurrent anthropogenic fire. This treeline is a zone of climatic tension where…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: biomass burning, fire frequency, firebreaks, flammability, ground fires, human caused fires, rate of spread, wildfires, air quality, carbon, deforestation, national parks, peat, resprouting, roots, snags, soil organic matter, soils, Peru, South America, fire management, forest management, soil management, grasslands, montane forests, peatlands, tropical forests, biomass burning emissions, resprouting, montane cloud forests, Andes, peat soil, REDD+