Type
Topic
Region
Year
Displaying 101 - 125 of 154
Recent progress on boundary layer flow within and above tall forest canopies in complex terrain is reviewed from the perspective of developing methods to interpret carbon dioxide fluxes from tower measurements in real terrain. Two examples of complex terrain are considered in…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: complex terrain, flux tower, forests, gravity current, hills, stratification, turbulence
This paper presents a vision of the future rooted in consideration of the past 20 years in the smoke and air resource management field. This future is characterized by rapid technological development of computers for computation, communications, and remote sensing capabilities…
Person:
Year: 1987
Type: Document
Source: FRAMES
Topic(s): Communications, Emissions and Smoke, Mapping, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: GIS - geographic information system, smoke management
A key purpose of the National Environmental Policy Act (NEPA) is to "promote efforts which will prevent or eliminate damage to the environment and biosphere and stimulate the health and welfare of man" (NEPA, Sec 2). The Council on Environmental Quality states "the NEPA process…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire, Regulations and Legislation
Region(s): California
Keywords: Clean Air Act, environmental impact statements, NEPA - National Environmental Policy Act, CEQ - Council on Environmental Quality, environmental assessment
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
As part of the Tropical Forest and Fire Emissions Experiment (TROFFEE), tropical forest fuels were burned in a large, biomass-fire simulation facility and the smoke was characterized with open-path Fourier transform infrared spectroscopy (FTIR), proton-transfer reaction mass…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Monitoring and Inventory
Region(s): International
Keywords: Amazon, Brazil, biomass burning, emission factors, TROFFEE - Tropical Forest and Fire Emissions Experiment
The general concept of an open-path backscatter nephelometer, its design, principles of calibration and the operational use are discussed. The research-grade instrument, which operates at the wavelength 355 nm, will be co-located with a scanning-lidar at measurement sites near…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: LiDAR - Light Detection and Ranging, calibration, lidar ratio, backscatter nephelometer
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
Alternative techniques for determining the extinction coefficient and the lidar ratio from the optical-depth and backscatter-coefficient profiles are compared: (1) the techniques, in which the extinction coefficient is a primarily extracted parameter, which is then used to…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: backscatter coefficient, lidar ratio, extinction coefficient, optical depth profiles
Fuel biomass samples from southern Africa and the United States were burned in a laboratory combustion chamber while measuring the biomass consumption rate, the fire radiative energy (FRE) release rate (R fre), and the smoke concentrations of carbon monoxide (CO), carbon dioxide…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM - particulate matter, FRE - Fire Radiative Energy, fuel biomass samples, smoke aerosol emissions, emission coefficient
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
Description not entered.
Person:
Year: 1987
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): Unknown
Keywords: smoke measurements, emission factors, LODI test fires
In 1970, it was widely assumed that by 1980 in the Pacific Northwest, prescribed fire would be a thing of the past. By 1985, however, half way from 1970 to the end of the century, the area treated by fire increased. Now, the demise of forest burning is widely expected to occur…
Person:
Year: 1987
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Northwest
Keywords: air quality, FERA - Fire and Environmental Research Applications Team, Pacific Northwest, smoke management
The Fire Emissions Production Simulator (FEPS) is an open source, user-friendly computer program designed for a wide range of users. The software manages data about consumption, emissions, and heat release characteristics of wildland fires and prescribed burns on an hourly basis…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: CONSUME, FEPS - Fire Emissions Production Simulator, FOFEM - First Order Fire Effects Model, FCCS - Fuel Characteristic Classification System, NFDRS - National Fire Danger Rating System, software, EPM - Emissions Production Model, FERA - Fire and Environmental Research Applications Team, smoke management
A comprehensive numerical modeling framework was developed to estimate the effects of collective global changes upon ozone pollution in the US in 2050. The framework consists of the global climate and chemistry models, PCM (Parallel Climate Model) and MOZART-2 (Model for Ozone…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: climate model, FERA - Fire and Environmental Research Applications Team, global change, MM5 mesoscale model, fire emissions, ozone pollution
Objectives: To assess acute respiratory effects experienced by wildland firefighters. Methods: We studied two Interagency Hotshot Crews with questionnaires, spirometry, and measurement of albumin, eosinophilic cationic protein (ECP), and myeloperoxidase (MPO) as indicators of…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: firefighter health, respiratory illness, eosinophilic cationic protein, myeloperoxidase
Fires set for slash-and-burn agriculture contribute to the current unsustainable accumulation of atmospheric greenhouse gases, and they also deplete the soil of essential nutrients, which compromises agricultural sustainability at local scales. Integrated assessments of…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke
Region(s): International
Keywords: soil, agriculture, CH4 - methane, global warming, greenhouse gases, N2O - nitrous oxide, Amazon, Brazil, biomass burning, mulching, slash and burn, nitric oxide, biomass, biomass burning, fertility, gases, climate change, litter, nutrients, site treatments, soil management, soil nutrients, statistical analysis
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
In many regions of the world, fires are an important and highly variable source of air pollutant emissions, and they thus constitute a significant if not dominant factor controlling the interannual variability of the atmospheric composition. This paper describes the 41-year…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: wildland fire, wildfires, greenhouse gases, air pollutants, carbon emissions, area burned
Resolving environmental impacts caused by the wildland–urban interface (WUI) expansion such as wildlife habitat fragmentation, or increased fire risk entails an accurate delineating of WUI boundary and its dynamics prediction. This study identified WUIs throughout the 11 states…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Occurrence, Fire Prevention, Intelligence, Mapping, Monitoring and Inventory, Social Science, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: wildfires, air quality, Alabama, Arkansas, fire damage (property), fire frequency, fire intensity, fire suppression, Florida, fragmentation, Kentucky, Georgia, land management, landscape ecology, Louisiana, Mississippi, North Carolina, population density, remote sensing, rural communities, SFP - Southern Fire Portal, South Carolina, statistical analysis, Tennessee, urban habitats, vegetation surveys, Virginia, water quality, wildlife, wildlife habitat management
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
Burned area is a critical input to the algorithms of biomass burning emissions and understanding variability in fire activity due to climate change but it is difficult to estimate. This study presents a robust algorithm to reconstruct the patterns in burned areas across…
Person:
Year: 2008
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: burned area, diurnal, GOES - Geostationary Operational Environmental Satellite, biomass burning, spatial variability, temporal variability
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 wide range of scientific and technical literature regarding prescribed burning in Australia was collated and analyzed. Literature was classified according to the place of publication (local, state, national, and international) and the broad content of the publication (land…
Person:
Year: 2008
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): International
Keywords: land management, literature review, fauna, flora, Australia, smoke production, water resources, soil resource, bibliography, ecology, fire frequency, fire management, fuel management, human caused fires, land management, sclerophyll vegetation, statistical analysis, water