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The Manual includes information on the organization's standard operating procedures, requirements, and guidelines regarding fire management. It also outlines the necessary steps for developing and maintaining a succesful fire management program. The Manual is a dynamic document…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Hazard and Risk, Logistics, Planning, Prescribed Fire, Safety, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: catastrophic fires, conservation, fire equipment, fire exclusion, fire hazard reduction, fire management, fire regimes, fire suppression, firefighting personnel, health factors, liability, manuals, smoke behavior, smoke effects, smoke management, wildfires

The post-harvest burning of agricultural fields is commonly used to dispose of crop residue and provide other desired services such as pest control. Despite careful regulation of burning, smoke plumes from field burning in the Pacific Northwest commonly degrade air quality,…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fuels, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, air quality, biomass, broadcast burning, cropland fires, croplands, fire management, fuel moisture, fuel types, hydrocarbons, Idaho, pest control, range management, season of fire, smoke behavior, smoke management, Washington, wind, CALPUFF, PM2.5, biomass burning, air quality model, ClearSky

Vegetation fires emit a number of air pollutants, thus impacting air quality at local, regional and global scales. One such pollutant is the particulate matter (PM) that is known to trigger adverse health effects. In this study, the CALPUFF/CALMET/MM5 modeling system is employed…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fuels, Intelligence, Mapping, Monitoring and Inventory, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: agriculture, air quality, Arizona, Colorado, cropland fires, fire management, fire size, firing techniques, fuel loading, fuel moisture, Mexico, particulates, pollution, range management, rate of spread, remote sensing, wind, agricultural fire, PM - particulate matter, plume dispersion, CALPUFF, CALMET, MM5

Much of the public's attitude toward wildland fire as an important part of natural processes has been misguided, sometimes through programs perpetuating fear and misunderstanding of the vital role of fire in wildlands. Results presented here were part of a larger study that…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: education, fire hazard reduction, fire management, fuel management, land management, public information, rangelands, recreation, sampling, smoke management, Tennessee, thinning, wildfires, wildland fuels, wildlife

Pines (genus Pinus) form the dominant tree cover over large parts of the Northern Hemisphere. Human activities have affected the distribution, composition, and structure of pine forests for millennia. Different human-mediated factors have affected different pine species in…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, air quality, browse, conservation, cover, distribution, ecosystem dynamics, fire exclusion, fire management, fire regimes, fire suppression, forest management, grazing, logging, paleoecology, pine forests, pine, Pinus, pollution, wildfires, air pollution, biological invasions, conservation, land use

Fire is one of the key disturbances affecting trembling aspen (Populus tremuloides Michx.) forest ecosystems within western Canadian wildlands, including Elk Island National Park in central Alberta, Canada. Although prescribed fire is a tool available to modify aspen forests, a…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Alberta, Canada, combustion, coniferous forests, disturbance, droughts, duff, ecosystem dynamics, experimental fires, fire intensity, fire management, forest management, fuel moisture, ground fires, ignition, moisture, national parks, plant communities, plant growth, Populus, Populus tremuloides, rate of spread, sampling, smoke management, statistical analysis, wildfires, FWI - Canadian Forest Fire Weather Index System, ground fire, subsurface fire

A risk assessment framework was used to assess the risks of forest fire smoke (ffs) to the exposed communities, critical infrastructures and the environment. The present work is focused on the planning and problem formulation phases of this risk assessment procedure.…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Hazard and Risk, Models, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, chemical compounds, fire management, firefighting personnel, gases, hydrocarbons, particulates, smoke behavior, smoke effects, smoke management, statistical analysis, toxicity, wildfires, wind, forest fire smoke, data integration, field chemical data, risk assessment, firefighters

We measured soil seed banks in 102 plots within a 110 000 ha Arizona Pinus ponderosa landscape, determined seed-bank responses to fire cues and tree canopy types (open or densely treed patches), compared seed-bank composition among ecosystem types, and assessed the utility of…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Restoration and Rehabilitation
Region(s): Great Basin, Northern Rockies, Southwest
Keywords: Arizona, ash, Canada, Carex, Cervus elaphus, char, coniferous forests, disturbance, ecosystem dynamics, Elymus elymoides, Erigeron, Erigeron divergens, Festuca arizonica, fire management, forbs, forest management, Gnaphalium, grasses, grazing, heat, livestock, mineral soils, Montana, Muhlenbergia, Muhlenbergia montana, national forests, overstory, Pinus edulis, Pinus ponderosa, Populus tremuloides, Quercus gambelii, seed dormancy, seed germination, seeds, smoke effects, soils, vegetation surveys, wildfires, wood

We describe emission-transmission measurements performed at different heights in a flame from a cylindrical forest fuel burner, using a camera operating in the thermal infrared (7.5-13 µm). The forest fuel burner was made of a cylindrical wire mesh basket filled with a forest…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: combustion, fire management, flame length, fuel management, gases, heat, laboratory fires, needles, particulates, photography, Pinus pinaster, radiation, smoke management, soot, statistical analysis, temperature, wildfires, forest fires, IR thermography, radiation, soot

Notable warming trends have been observed in the Arctic. Although increased human-induced emissions of long-lived greenhouse gases are certainly the main driving factor, air pollutants, such as aerosols and ozone, are also important. Air pollutants are transported to the Arctic…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, Arctic, boreal forests, convection, elevation, gases, climate change, greenhouse gases, organic matter, ozone, particulates, pollution, radiation, season of fire, soot, wildfires

Fire has a role in ecosystem services; naturally produced wildfires are important for the sustainability of many terrestrial biomes and fire is one of nature's primary carbon-cycling mechanisms. Under a warming climate, it is likely that fire frequency and severity will increase…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Administration, Climate, Emissions and Smoke, Fire Effects, Models, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: climate change, biomass burning, policy, air quality

Several U.S. state and tribal agencies and other countries have implemented a methodology developed in the arid intermountain western U.S. where short-term (1- to 3-hr) particulate matter (PM) with aerodynamic diameters less than 2.5 µm (PM2.5) concentrations are estimated from…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke effects, wildfires, air quality, health factors, fire management, smoke management

Among the key issues in smoke management is predicting the magnitude and location of smoke effects. These vary in severity from hazardous (acute health conditions and drastic visibility impairment to transportation) to nuisance (regional haze), and occur across a range of scales…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: smoke effects, wildfires, air quality, particulates, pollution, Canada, Mississippi, Tennessee, fire management, smoke management, air-quality impacts, forest fires, atmospheric transport, lower stratosphere, stochastic models, plume rise, simulation, system, dispersion, smoke modeling, smoke transport, smoke prediction systems

More and more people are making their homes in woodland settings in or near forests, rural areas, or remote mountain sites - areas in which wildfires are more likely to occur. Wildfires often begin unnoticed. They spread quickly, igniting brush, trees, and homes. CDC recommends…
Person:
Year: 2007
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Prevention, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: podcast

The Working Group III contribution to the IPCC Fourth Assessment Report (AR4) focuses on new literature on the scientific, technological, environmental, economic and social aspects of mitigation of climate change, published since the IPCC Third Assessment Report (TAR) and the…
Person:
Year: 2007
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: climate change, mitigation, greenhouse gas, policy

Atmospheric organic aerosol concentrations depend in part on the gas-particle partitioning of primary organic aerosol (POA) emissions. Consequently, heating and dilution were used to investigate the volatility of biomass-burning smoke particles from combustion of common North…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Northern Rockies
Keywords: biomass burning, organic aerosols, gas-particle partitioning, volatility distributions

Smoke from wildfires has adverse biological and social consequences, and various lines of evidence suggest that smoke concentrations in the future may be more intense, more frequent, more widespread, or all of the above. In this document, we review the essential ingredients of a…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: climate change, smoke transport, smoke prediction systems, wildfire regime, feedbacks, coupled models

Satellite based fire radiant energy retrievals are widely applied to assess biomass consumed and emissions at regional to global scales. A known potential source of uncertainty in biomass burning estimates arises from fuel moisture but this impact has not been quantified in…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fuel moisture, remote sensing, biomass burning, FRE - Fire Radiative Energy, FRP - Fire Radiative Power

The Fire Modeling Institute (FMI) brings the best available fire and fuel science and technology developed throughout the research community to bear in fire-related management issues. Although located within the Fire, Fuel, and Smoke Science Program of the U.S. Forest Service…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: MPB - mountain pine beetle, smoke science research, Fire Modeling Institute

The term 'backfire' refers to a commonly used method for prescribed burning in which the igniter sets a line of fire that slowly backs into the wind. This technique should not be confused with the colloquial use of the term 'backfire' for 'suppression fire,' which refers to any…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Prescribed Fire, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire intensity, backfire

While North American ecosystems vary widely in their ecology and natural historical fire regimes, they are unified in benefitting from prescribed fire when judiciously applied with the goal of maintaining and restoring native ecosystem composition, structure, and function. On a…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, fire benefits, ecosystem health, historic fire regimes

Fuel consumption specifies the amount of vegetative biomass consumed during wildland fire. It is a two-stage process of pyrolysis and combustion that occurs simultaneously and at different rates depending on the characteristics and condition of the fuel, weather, topography, and…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: carbon emissions, FERA - Fire and Environmental Research Applications Team, fuel consumption, wildland fire emissions

Fuel Loading Models (FLMs) and Fuel Characteristic Classification System (FCCSs) fuelbeds are used throughout wildland fire science and management to simplify fuel inputs into fire behavior and effects models, but they have yet to be thoroughly evaluated with field data. In this…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Mapping, Models
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: FIA - Forest Inventory and Analysis, FCCS - Fuel Characteristic Classification System, fuel loading, LANDFIRE, FERA - Fire and Environmental Research Applications Team, surface fuels, fuel type characteristics, dead fuels, fuel models, fuel types, wildfires, woody fuels, duff, litter, soil temperature, fire management, fuel management

As forest carbon offset projects become more popular, professional foresters are providing their expertise to support them. But when several members of the Society of American Foresters questioned the science and assumptions used to design the projects, the organization decided…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: forest management, carbon offsets, greenhouse gas mitigation

This action finalizes a rule to govern the review and handling of air quality monitoring data influenced by exceptional events. Exceptional events are events for which the normal planning and regulatory process established by the Clean Air Act (CAA) is not appropriate. In this…
Person:
Year: 2007
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, National
Keywords: air quality, PM2.5, air pollution, Clean Air Act, PM10, wildland fires