Type
Topic
Region
Year
Displaying 101 - 125 of 202
Outdoor experiments were conducted on a laboratory scale to study the infrared radiation emission of vegetation flames. Measurements were made in the spectral range 1000-4500 cm -1, using a compact and portable Fourier-transform infrared spectrometer including an HgCdTe/InSb…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Unknown
Keywords: absorption, laboratory fires, radiation, infrared spectrometry
Detailed information on fuel consumption and emissions from wildland fire in Alaska's boreal forests has been in short supply. Research has been limited by reliance on prescribed burns for data collection in a region where weather, freezing and thawing permafrost and limited…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Monitoring and Inventory
Region(s): Alaska
Keywords: Alaskan boreal forest, Consume 3.0, FERA - Fire and Environmental Research Applications Team, forest floor consumption, smoke characterization, Rapid Response Research
Wildfires during the summer of 2007 burned over 500,000 acres within central Idaho. These fires burned around and through over 8,000 acres of fuel treatments designed to offer protection from wildfire to over 70 summer homes and other buildings located near Warm Lake. This area…
Person:
Year: 2009
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Prescribed Fire, Weather, Wildland-Urban Interface (WUI)
Region(s): Great Basin
Keywords: burn severity, fire intensity, fire suppression, Idaho, cold forests, crown fires, fire case histories, fire protection, fire size, fuel types, heat, ladder fuels, season of fire, smoke behavior, spot fires, surface fuels, wildfires, aerial ignition, mosaic, national forests, overstory, slash, soil temperature, wind, Pinus contorta, lodgepole pine, fire management, forest management, fuel management, smoke management, coniferous forests, lakes, watersheds
In March 2006 two instrumented aircraft made the first detailed field measurements of biomass burning (BB) emissions in the Northern Hemisphere tropics as part of the MILAGRO project. The aircraft were the National Center for Atmospheric Research C-130 and a University of…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: fire, Mexico, biomass burning, Yucatan
Wildland fires are major sources of trace gases and aerosol, and these emissions are believed to significantly influence the chemical composition of the atmosphere and the earth's climate system. The wide variety of pollutants released by wildland fire include greenhouse gases,…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildland fire, air pollution, biomass burning, aerosol, trace gases, chemical composition
Biomass consumption and CO2, CO and hydrocarbon gas emissions in an Amazonian forest clearing fire are presented and discussed. The experiment was conducted in the arc of deforestation, near the city of Alta Floresta, state of Mato Grosso, Brazil. The average carbon content of…
Person:
Year: 2009
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire, Restoration and Rehabilitation
Region(s): International
Keywords: biomass consumption, gas emissions, Brazil, Amazonian forest fires, air quality, Amazon, biomass, biomass burning, C - carbon, CO2 - carbon dioxide, deforestation, fire management, forest management, gases, hydrocarbons, ignition, moisture, particulates, precipitation, smoke management, statistical analysis, tropical forest, wildfires
This report details a procedure for identifying fuel loading models (FLMs) in the field. FLMs are a new classification system for predicting fire effects from on-site fuels. Each FLM class represents fuel beds that have similar fuel loadings and produce similar emissions and…
Person:
Year: 2009
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Mapping, Models, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fuel loading, fire mapping, fuel classification, first-order fire effects, fuel classification key, fine fuels, fuel types, heavy fuels, air quality, biomass, duff, herbaceous vegetation, litter, soil temperature, fuel management, wildlife habitat management, chaparral, grasslands, shrublands
Biomass burning is a significant source of carbonaceous aerosol in many regions of the world. When present, biomass burning particles may affect the microphysical properties of clouds through their ability to function as cloud condensation nuclei or ice nuclei. We report on…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Asia, particles, biomass burning, ice nuclei emissions, carbonaceous aerosol
Wildfires in the Russian boreal forest zone are estimated to typically burn 12-14 million hectares (ha) annually [Cahoon et al. 1994; conard and Ivanova 1997; Conard et al. 2002; Dixon and Krankina 1993; Kasischke et al. 1999]. Boreal forests contain about 21 percent of global…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: air pollution, central Siberia, biomass burning, boreal forests
We characterized the gas- and speciated aerosol-phase emissions from the open combustion of 33 different plant species during a series of 255 controlled laboratory burns during the Fire Laboratory at Missoula Experiments (FLAME). The plant species we tested were chosen to…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Northern Rockies
Keywords: aerosols, biomass, trace gases, open combustion
We present a classification of duff, litter, fine woody debris, and logs that can be used to stratify a project area into sites with fuel loading that yield significantly different emissions and maximum soil surface temperature. Total particulate matter smaller than 2.5 m in…
Person:
Year: 2009
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fuel loading, simulation modeling, soil temperature, fuel mapping, duff, FIA - Forest Inventory and Analysis, fine fuels, fire management, fuel management, litter, statistical analysis, surface fuels, temperature, wildfires, woody fuels
Observed climate changes in the Western Mountains and Forests bioregion include increased seasonal, annual, minimum, and maximum temperatures, altered precipitation patterns, and a shift toward earlier timing of peak runoff. These climatic changes have resulted in widespread…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Intelligence, Planning
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: climate change, greenhouse gases, impacts, management plan, sustainability strategies, Western Mountains and Forests bioregion
We present an alternative method for determining the total offset in lidar signal created by a daytime background-illumination component and electrical or digital offset. Unlike existing techniques, here the signal square-range-correction procedure is initially performed using…
Person:
Year: 2009
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: lidar signal, offset component
Mobil scanning lidar is the most appropriate tool for monitoring wildfire smoke-plume dynamics and optical properties. Lidar is the only remote sensing instrument capable of obtaining detailed three-dimensional range-resolved information for smoke distributions and optical…
Person:
Year: 2009
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, National
Keywords: LiDAR - Light Detection and Ranging, remote sensing, wildfire, smoke plume
The methodology of using mobile scanning lidar data for investigation of smoke plume rise and high-resolution smoke dispersion is considered. The methodology is based on the lidar-signal transformation proposed recently [Appl. Opt. 48, 2559 (2009)]. In this study, similar…
Person:
Year: 2009
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: smoke plume, lidar data, atmospheric heterogeneity height indicator
The accident of the Chernobyl nuclear power plant (ChNPP) in 1986 was probably the worst environmental disaster in the past 30 years. The fallout and accumulation of radionuclides in the soil and vegetation could have long-term impacts on the environment. Radionuclides released…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects
Region(s): International
Keywords: Chernobyl, Russia, vegetation fires, radionuclides
Observations during the 2006 dry season of highly elevated concentrations of cyanides in the atmosphere above Mexico City (MC) and the surrounding plains demonstrate that biomass burning (BB) significantly impacted air quality in the region. We find that during the period of our…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): International
Keywords: Mexico, biomass burning, urban air pollution, Central Mexican Plateau
The Coastal Plain of North Carolina contains some of the last remaining vestiges of a wetland forest ecosystem characterized by organic soils ranging from a few inches to eight or more feet deep. When fire occurs in this system, it can result in smoldering combustion far down…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Prescribed Fire, Safety
Region(s): Southern
Keywords: coastal plain, North Carolina, smoke behavior, smoke dispersion, smoldering combustion, public health
Data and algorithms from earth-orbiting satellite observations provide key components in scientists' tools that can map active fires and burn scars. Fire perimeter maps can then be crafted using this data. Armed with fire perimeter maps that have been linked to fuel maps of the…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Communications, Emissions and Smoke, Mapping, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, particulates, algorithms, gases, satellite data, air quality forecasting
Technology is playing an increasingly pivotal role in the efficiency and effectiveness of fire management. The First Order Fire Effects Model (FOFEM) is a widely used computer application that predicts the immediate or 'first-order' effects of fire: fuel consumption, tree…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Models, Planning
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: FOFEM - First Order Fire Effects Model, tree mortality, computer applications, fire effects models, soil heating, fuel consumption
The First Order Fire Effects Model Mapping Tool (FOFEMMT) provides an interface between ArcGIS desktop software and the First Order Fire Effects Model (FOFEM) (Reinhardt 2003). FOFEM is a non-spatial fire effects analysis program that computes potential first order fire effects…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Mapping
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: ArcMap, FOFEM - First Order Fire Effects Model, spatial analysis, tree mortality, soil heating, fuel consumption
Several real-time smoke prediction systems have been developed worldwide to help land managers, farmers, and air quality regulators balance land management needs against smoke impacts. Profiled here are four systems that are currently operational for regional domains for North…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: BlueSky Modeling Framework, smoke impacts, weather forecast, Australia, smoke prediction systems, dispersion models, fire activity data
The BlueSky smoke modeling framework, developed with support from the National Fire Plan and recently reworked through a grant from NASA, is used to enable a variety of real-time predictions of surface smoke concentrations from prescribed fires, wildfires, and agricultural burns…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM - particulate matter, Rapid Response Research, BlueSky Modeling Framework, model calibration
This project addresses the need for a collaborative architecture for scientific modeling that allows various scientific models to easily interact. The need for such a system has been documented by recent studies such as the JFSP Smoke Roundtables and the JFSP review of tools…
Person:
Year: 2009
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: BlueSky Modeling Framework, modeling framework, smoke modeling application
Fire and fuel managers often need to know how much fuel a fire will consume, and how much smoke the fire will produce. Many factors influence the ultimate smoke impacts, and a variety of fuel models and consumption models have been developed to help provide useful answers.…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Mapping, Models
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, fuel loading, EPM - Emissions Production Model, MODIS - Moderate Resolution Imaging Spectroradiometer, fuel mapping, fire reporting, BlueSky Modeling Framework, fuel consumption models