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A 1.3 hectare field containing hawthorn and alder was burned in April 1973. Post-burn analysis of 20 hawthorns and 20 alders determined the fire susceptibility of these species. Of those sampled, 80 percent of the trees less than 3 centimeters in basal diameter were killed. The…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Prescribed Fire, Economics
Region(s): Eastern
Keywords: age classes, air quality, Alnus rugosa, burning intervals, cover, Crataegus, diameter classes, disturbance, escape cover, fire injuries (plants), firebreaks, fuel moisture, game birds, grasses, grazing, herbicides, invasive species, land management, mortality, New York, old fields, plant growth, post fire recovery, Scirpus, season of fire, seasonal activities, small mammals, smoke effects, Solidago, sprouting, trees, wetlands, wildlife, wildlife food plants, wildlife habitat management, woody plants

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Abies balsamea, Abies lasiocarpa, air quality, conifers, foliage, Juniperus communis, Juniperus scopulorum, leaves, needles, Picea engelmannii, Picea glauca, pine, Pinus banksiana, Pinus contorta, Pseudotsuga menziesii, resins, shrubs, S - sulfur, SO2 - sulfur dioxide, Terrapene, volatilization

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Planning
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, national parks, natural resource legislation, prescribed fires (chance ignition), public information, smoke management, wilderness fire management, wildfires

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, mountainous terrain, smoke behavior, wind

A simple, inexpensive, and relatively accurate photographic method for date collection is described. Objects of interest are triangulated from films taken simultaneously at two camera positions. Accumulated synchronization and measurement errors amounted to 0.2 - 0.5 meter. The…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: photography, smoke behavior

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, fuel management

FOFEM - A First Order Fire Effects Model - is a computer program that was developed to meet needs of resource managers, planners, and analysts in predicting and planning for fire effects. Quantitative predictions of fire effects are needed for planning prescribed fires that best…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: FOFEM - First Order Fire Effects Model, computer program, tree mortality, soil heating, fuel consumption, fuel load, duff, moisture regimes, fire intensity

Humans use combustion for heating and cooking, managing lands, and, more recently, for fuelling the industrial economy. As a shift to fossil-fuel-based energy occurs, we expect that anthropogenic biomass burning in open landscapes will decline as it becomes less fundamental to…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Fire History, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass burning, human caused fires, carbon dioxide, climate change, fire management, fuel management, smoke management, anthropogenic burning, carbon dioxide emissions, climate change, Global Fire, pyrogeography, fire regimes, wildfire, Impact, Anthropocene, transition, landscape, patterns, drivers

Two specific fires from 2011 are tracked for local to regional scale contribution to ozone (O3) and fine particulate matter (PM2.5) using a freely available regulatory modeling system that includes the BlueSky wildland fire emissions tool, Spare Matrix Operator Kernel Emissions…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, Arizona, Kansas, aerosols, air quality, ozone, particulates, fire management, smoke management, wild fire, Photochemical Model, ozone, particulate matter

Landscape fires can produce large quantities of smoke that degrade air quality in both remote and urban communities. Smoke from these fires is a complex mixture of fine particulate matter and gases, exposure to which is associated with increased respiratory and cardiovascular…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: wildfires, air quality, Canada, Landscape Fire Smoke, wildfire smoke, portable air cleaners, HEPA filter - high effieciency particulate air filter, Intervention, particulate matter, wildfire smoke, cardiovascular health, Indoor Particles, forest fire, Intervention, impacts, Filtration, pollution, exposure

Fine particulate matter (PM2.5) generated by forest fires has been associated with a wide range of adverse health outcomes, including exacerbation of respiratory diseases and increased risk of mortality. Due to the unpredictable nature of forest fires, it is challenging for…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: wildfires, British Columbia, Canada, air quality, health factors, particulates, fire management, smoke management, forest fire smoke, Blended Models, fine particulate matter, exposure assessment, epidemiology, public health

Wildfire can impose a direct impact on human health under climate change. While the potential impacts of climate change on wildfires and resulting air pollution have been studied, it is not known who will be most affected by the growing threat of wildfires. Identifying…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke effects, wildfires, Oregon, Great Plains, air quality, climate change, particulates, pollution, fire management, smoke management, fine particles, forest fires, Impact, quality, health, Area, mortality, perspective, management

Canadian wildfire smoke impacted air quality across the northern Mid-Atlantic (MA) of the United States during June 9-12, 2015. A multiday exceedance of the new 2015 70-ppb National Ambient Air Quality Standard (NAAQS) for ozone (O-3) followed, resulting in Maryland being…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Models
Region(s): Eastern, International
Keywords: wildfires, Canada, Maryland, air quality, CO - carbon monoxide, smoke management, VOC - volatile organic compounds, forest fire rmissions, PM - particulate matter, nitrogen oxides, climate change, urban area, boreal forest, pollution

During July 2002, forest fires in Quebec, Canada, blanketed the US East Coast with a plume of wood smoke. This 'natural experiment' exposed large populations in northeastern US cities to significantly elevated concentrations of fine particulate matter (PM2.5), providing a unique…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk
Region(s): Eastern, International
Keywords: fire case histories, Massachusetts, New York, Quebec, air quality, mortality, particulates, pollution, fire management, smoke management, air pollution, wildfires, fine particulate matter, PM2.5, mortality, natural experiment, Pm Source Apportionment, Ambient Air-Quality, risk assessment, smoke plumes, health, pollution, death, wildfire

Exposure to forest fire smoke (FFS) is associated with multiple adverse health effects, mostly respiratory. Findings for cardiovascular effects have been inconsistent, possibly related to the limitations of conventional methods to assess FFS exposure. In previous work, we…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, 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, British Columbia, Canada, air quality, health factors, particulates, fire management, smoke management, forest fire smoke, particulate matter, respiratory effects, cardiovascular effects, epidemiology, southern California wildfires, fine particulate matter, Acute Otitis-Media, air pollution, hospital admissions, Cardiovascular-Disease, Australia 1994-2007, health outcomes, Daily Mortality, climate change

Highly buoyant plumes, such as wildfire plumes, in low to moderate wind speeds have initial trajectories that are steeper than many industrial waste plumes. They will rise further into the atmosphere before bending significantly. In such cases the plume's trajectory will be…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: flame length, wildfires, wind, fire management, plume, Bent-Over Plume, Highly Buoyant Plume, Fire Plume, wildfire, Near Source Behavior, Cross-Flows, Rise, wind, jet, fires, dispersion

The primary purpose of the Smoke Management Program (SMP) is to mitigate the effects of smoke from forestry related prescribed burning on Smoke Sensitive Areas (SSAs). The primary impetus is the Clean Air Act of 1970 and subsequent amendments in 1977 and 1990. The Clean Air Act…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Regulations and Legislation
Region(s): Eastern
Keywords:

This report reviews the current state of analytical methodology for sulfate in airborne particles. Methods for determination of total aerosol sulfate and total soluble sulfate are assessed. A more detailed review of the relatively new techniques for quantitative speciation of…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, distribution, gases, particulates, sampling, statistical analysis, S - sulfur

From the Summary ... 'Prescribed surface fire in southern pine forests controls brown spot (Scirrhia acicola) of longleaf pine (Pinus palustris) and fusiform rust (Cronartium fusiforme) of southern pines. Rhizina root rot and many wood rots are favored by fire. Additional…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Occurrence, Fuels, Logistics, Prescribed Fire, Regulations and Legislation, Fire Ecology, Fire Ecology
Region(s): California, Eastern, Northern Rockies, Northwest, Southern, International
Keywords: agriculture, Agrostis tenuis, air quality, Arceuthobium, Australia, burning permits, Canada, Claviceps purpurea, Cronartium fusiforme, croplands, Cynodon dactylon, diseases, Festuca arundinacea, Festuca rubra, fire equipment, fire frequency, fire management, firing techniques, fuel management, fungi, Gloeotinia temulenta, grass fires, grasses, human caused fires, Idaho, insects, Lolium perenne, longleaf pine, Minnesota, Oregon, pine forests, pine, Pinus palustris, plant diseases, Rhizina, Rhizina undulata, Scirrhia acicola, site treatments, slash, Washington, wood

From the Discussion and Summary ... 'The data and observations presented here are fragmentary and are not adequate to establish that smoke from wildfires or prescribed burns markedly affects microbial activity in wildland plant communities. They suggest, however, that such…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fire Ecology, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Botrytis, competition, disturbance, experimental fires, field experimental fires, Fomes annosus, fungi, Fusarium lateritium, germination, laboratory fires, land management, leaves, microorganisms, nutrients, Penicillium, Peridermium, Pholiota adiposa, plant communities, plant diseases, reproduction, seedlings, seeds, smoke effects, soil nutrients, succession, wildfires

The Department of Interior is actively engaged in the smoke management business from two apparently opposite viewpoints. In one case we are trying to prevent or extinguish wildfires and minimize adverse effects on air quality as well as other resources. On the other hand we are…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Hazard and Risk, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, fire control, fire hazard reduction, fire management, forest management, logging, particulates, smoke effects, smoke management, wildfires, wildlife habitat management

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, biomass, chemical compounds, distribution, gases, particulates, physics, smoke management, statistical analysis, temperature, water

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fire Effects, Fire Prevention, Fuels, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: age classes, air quality, bark, biomass, char, combustion, dead fuels, fire intensity, fire management, fire size, fire suppression, heavy fuels, particulates, slash, smoke behavior, smoke effects, smoke management, statistical analysis, wildfires

[no description entered]
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire, Regulations and Legislation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, carbon dioxide, chemical compounds, gases, hydrocarbons, particulates, pollution, smoke management, statistical analysis, SO2 - sulfur dioxide

'We have read the recent review article 'Primary and Secondary Particulates as Pollutants' by P. F. Fennelly with considerable interest, but yet, concern. Our interest is based on an awareness of the need to examine particulate pollution in terms of particle size and chemical…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, experimental fires, fire intensity, fuel accumulation, fuel loading, gases, laboratory fires, litter, particulates, pollution, slash and burn, wildfires