Type
Topic
Region
Year
Displaying 151 - 175 of 233
Biomass and hydrocarbon fuel fires are two common sources of obscuring smoke which present significant operational challenges over a broad range of possible viewing wavelengths. This is especially true of very large fires where the primary smoke particles (approx. 0.1-0.3 um…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): California, Northern Rockies, Northwest, International
Keywords: Canada, atmospheric dynamics, hydrocarbons, biomass burning
My discussion starts with some of the chemical aspects of forest fuels important from an emissions production standpoint. Then combustion processes are discussed. Finally, the emissions are described according to particulate matter and gaseous fractions.
Person:
Year: 1990
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, biomass burning, gaseous emissions, combustion processes
BIOMASS burning is a primary source of many trace substances that are important in atmospheric chemistry. More than 80% of the world's biomass burning takes place in the tropics as a result of savanna fires, forest-clearing activity, and the burning of agricultural waste and…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: laboratory fires, biomass burning, tropics, fire emissions, tropical savannas, open fire simulation, atmospheric budgets, nitrogen-containing gases
Biomass burning is a major source of many atmospheric trace gases and aerosol particles (Crutzen and Andreae 1990). These compounds and particulates affect public health, regional air quality, air chemistry, and global climate. It is difficult to assess quantitatively the impact…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels
Region(s): Rocky Mountain
Keywords: fuel treatments, Hayman Fire, wildfire, biomass, Colorado, MODIS satellite
BlueSky, a National Fire Plan product, provides real-time predictions of surface smoke concentrations from prescribed fire, wildfire, and agricultural burn activities to aid land managers in burn/no-burn decisions. One critical component of BlueSky that remains to be addressed,…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Planning
Region(s): Northwest
Keywords: air quality, BlueSky Modeling Framework, fire management, JFSP - Joint Fire Science Program, NAAQS - National Ambient Air Quality Standards, smoke concentration, smoke impacts, smoke modeling
A powerpoint presentation describing the advanced features of the First Order Fire Effects Model (FOFEM), version 5.0 computer program that covers the advanced use of soil heating and Burnup modules, batch mode and linking FOFEM to GIS.
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, 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
A powerpoint presentation describing the basic use of the First Order Fire Effects Model (FOFEM), version 5.0 computer program covering background information, FOFEM modules, inputs and outputs, step-by-step exercises and saving FOFEM projects and output.
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, 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
A powerpoint presentation describing the First Order Fire Effects Model (FOFEM), version 5.0 computer program.
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, 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
Detailed airborne measurements of smoke plumes from seven prescribed burns of forest biomass residues leftover from timber harvests in Washington and Oregon are described. Measurements of particle size distributions in the plumes at ~3.3 km downwind of the burns showed a…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): Northwest
Keywords: FERA - Fire and Environmental Research Applications Team, Oregon, smoke characterization, smoke management, Washington, airborne measurements
The Ventilation Climate Information System (VCIS) was completed with Joint Fire Science Program support in 2000 under a 1998-2000 project called, 'Assessing Values of Air Quality and Visibility at Risk from Wildland Fires.' It is a twice-daily, 30- year database of surface wind…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Outreach
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: VCIS - Ventilation Climate Information System, FERA - Fire and Environmental Research Applications Team, mixing height, surface wind, ventilation index, wind speed
This program calculates the consumption of fuel, emission of particles, and dispersion of thesepollutants produced by prescribed burning of forest and range vegetation.
Person:
Year: 2003
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, National
Keywords: fuel consumption, particles, SASEM - Simple Approach Smoke Estimation Model
Many areas of the boreal forest of Alaska contain deep layers of moss, duff, and peat, resulting in a large pool of biomass that potentially can burn and smolder for long periods of time creating hazardous smoke episodes for local residents and communities and causing…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Prescribed Fire
Region(s): Alaska
Keywords: boreal forest, duff consumption, fire management, fuel consumption, wildfire, biomass, Consume 3.0, FERA - Fire and Environmental Research Applications Team, moss, fuelbeds
Research to quantify fuel consumption and flammability in shrub-dominated ecosystems has received little attention despite the widespread occurrence of fire-influenced, shrub-dominated landscapes across the arid lands of the western United States. While some research has…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Models, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: CONSUME, fire management, FERA - Fire and Environmental Research Applications Team, land management planning, fuel flammability, fuel consumption, shrub dominated ecosystems
Many areas of the boreal forest of Alaska contain deep layers of moss, duff, and peat, resulting in a large pool of biomass that can potentially can burn and smolder for long periods of time creating hazardous smoke episode for local residents and communities and causing…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Alaska
Keywords: boreal forest, duff consumption, fire management, fuel consumption, wildfire, biomass, Consume 3.0, moss, fuelbeds
The Joint Fire Science program funded a 3-year study to measure and model the forest floor consumption and sample flaming and smoldering emissions during wildfire and prescribed fires in the boreal forests of Alaska. During the summer of 2003, fuel consumption was measured at 5…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Prescribed Fire
Region(s): Alaska
Keywords: boreal forest, consumption, wildfire, FERA - Fire and Environmental Research Applications Team, forest floor consumption, smoke characterization
[from the text] The Southwest has beautiful desert landscapes, forested mountains, and a rapidly growing population. People expect clean air and unrestricted vistas. They complain when their visibility is reduced. Visibility reduction is caused by pollution transported into the…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire, Weather, Models
Region(s): Southwest
Keywords: smoke management, RAWS - Remote Automated Weather Station
[from the text] Outdoor recreation is continuing to increase in the United States. Hendee et al. (1977) estimated that public use of wilderness areas will increase, in the 40-year period from 1960 to 2000, by nearly tenfold. A report by the Heritage Conservation and Recreation…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Fire Effects, Social Science, Emissions and Smoke
Region(s): Southwest
Keywords: public attitudes, recreation, fire management, public knowledge
The proceedings is a collection of papers and posters presented at the Symposium on Effects of Fire Management of Southwestern Natural Resources held in Tucson, Arizona, November 15-17, 1988. Included are papers, poster papers and a comprehensive list of references on the…
Person:
Year: 1990
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fire History, Models, Monitoring and Inventory, Prescribed Fire
Region(s): Great Basin, Rocky Mountain, Southwest
Keywords: fire management, watershed ecosystem, cultural resources, Arizona, Colorado, New Mexico, smoke management, Utah, watershed management
This study uses panel data from a mail survey administered to the same individuals in 1996 and 2000 to measure change in public attitudes toward fire management programs on federal lands in eastern Oregon and Washington. Findings were generally similar between 1996 and 2000, but…
Person:
Year: 2003
Type: Document
Source: FRAMES, TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Prevention, Fuels, Intelligence, Outreach, Planning, Prescribed Fire, Social Science, Wildland-Urban Interface (WUI)
Region(s): Northwest
Keywords: survey, fire management, public opinion, thinning, education, fire hazard reduction, fire management planning, fuel loading, mountains, Oregon, plant diseases, public information, rural communities, smoke effects, smoke management, US Forest Service, Washington
The Ontario Ministry of Environment (MOE) recently participated in a joint Canadian/U.S. program to monitor the behavior and environmental impact of prescribed fires. Air, soil and ash samples were collected at the burn sites and analyzed for chlorinated dibenzo-p-dioxins (CDD)…
Person:
Year: 1990
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): International
Keywords: Ontario, dioxins, furans, air samples
The NWCG Wildland and Prescribed Fire Qualifications System is a "performance-based" qualifications system. In this system, the primary criterion for qualification is individual performance as observed by an evaluator using approved standards. This system differs from previous…
Person:
Year: 2003
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: training, NWCG - National Wildfire Coordinating Group, smoke management
The primary objective of this work is to assess the local, regional, and national risks to air quality and visibility from wildland fire. This will be done by generating and analyzing statistics of daily and nightly variability of surface wind, mixing height, and dispersion…
Person:
Year: 2003
Type: Project
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Mapping, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, visibility, dispersion
[no description entered]
Person:
Year: 1990
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Intelligence, Planning, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: crown fires, fire case histories, fire size, fuel moisture, fuel types, humidity, Idaho, lightning caused fires, national forests, Oregon, rate of spread, rural communities, smoke behavior, spot fires, temperature, topography, wilderness fire management, wildfires, wind
Vertical profiles in the lower troposphere of temperature, relative humidity, sulfur dioxide (SO2), ozone (O3), condensation nuclei (CN), and carbon monoxide (CO), and horizontal distributions of twenty gaseous and particulate species, are presented for five regions of southern…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: aerosols, gases, particles, Africa, trace gas emissions, biomass burning
Fire is an important pathway for carbon (C) loss from boreal forest ecosystems and has a strong effect on ecosystem C balance. Fires can range widely in severity, defined as the amount of vegetation and forest floor consumed by fire, depending on local fuel and climatic…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Prescribed Fire
Region(s): Alaska
Keywords: boreal forest, carbon balance, fire severity, wildfire, CO2 - carbon dioxide