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Objectives: Wildfire air pollution is a growing concern on human health. The study aims to assess the associations between wildfire air pollution and pregnancy outcomes in the Southwestern United States.Study design: This was a retrospective cohort study.Methods: Birth records…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California, Great Basin, Rocky Mountain, Southwest, Northern Rockies
Keywords: public health, air pollution, pregnancy outcomes, fine particulate matter, PM2.5, black carbon, organic carbon

As wildfires increasingly impact the global economy and public health, understanding their effects is crucial. Particularly, the relationship between wildfires and anxiety disorders remains unclear. In this study, we explore this association by analyzing 1,897,865 emergency…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Safety
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: anxiety, risk factors, public health, PM2.5

Background: The record number of wildfires in the United States in recent years has led to an increased focus on developing tools to accurately forecast their impacts at high spatial and temporal resolutions. Aims: The Warn-on-Forecast System for Smoke (WoFS-Smoke) was developed…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: data assimilation, ensemble, GOES-R, NWP - numerical weather prediction, probabilistic forecasting, smoke forecasting, weather radar, wildfires, Colorado, Texas, Oklahoma, Arkansas

Global climate change and extreme weather has a profound impact on wildfire, and it is of great importance to explore wildfire patterns in the context of global climate change for wildfire prevention and management. In this paper, a wildfire spatial prediction model based on…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence, Fire Prevention, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire management, GFED - Global Fire Emissions Database, convolutional neural network, area burned

Rationale: Wildfires are increasing in intensity, duration, and frequency with smoke plums affecting the lives of millions over large geographic areas. The immune modulatory effects of wildfire smoke are unclear. We previously showed that a major wildfire smoke component, ozone…
Person:
Year: 2024
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, International, National
Keywords: COVID-19, public health, air quality

Starting from point sources, wildfire smoke is important in the global aerosol system. The ability to characterize smoke near-source is key to modeling smoke dispersion and predicting air quality. With hemispheric views and 10-min refresh, imagers in Geostationary (GEO) orbit…
Person:
Year: 2024
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, International, National
Keywords: remote sensing, air quality, smoke dispersion, MAS (MODIS Airborne Simulator), FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality

The vertical distribution of biomass burning aerosol (BBA) is important in regulating their impacts on weather and climate. The plume-rise process affects the injection height of BBA and interacts with the air parcel lifting and cloud processes. However, these processes are not…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: E3SM - Energy Exascale Earth System Model, aerosol radiative effects, fire plumes, fire size

Emission factors (EFs) are crucial in understanding the effects of wildfire emissions on air quality. We examined the variability of EFs of three wildfires (Nethker, Castle, and 204 Cow) during the 2019 Western US wildfire season using the Aerodyne Mobile Laboratory (AML) and…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: emission factors, air quality, FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality, MCE - modified combustion efficiency

From the text ... 'There are many stories about the Big Blowup of August 20-21, 1910, when a massive million-acre firestorm charred vast areas of national forest and remote towns in western Montana and northern Idaho.'
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Safety
Region(s): Great Basin, Northern Rockies
Keywords: blowups, catastrophic fires, fire case histories, fire management, firefighting personnel, histories, Idaho, Montana, national forests, rural communities, Washington, wildfires

From the text ... 'The Haines Index is the first attempt to construct a formal fire-weather index based upon features of the lower atmosphere.Does it work?... This index uses the environmental lapse rate (temperature difference) within a layer of air coupled with its moisture…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Hazard and Risk, Intelligence, Models, Planning, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: catastrophic fires, Colorado, crown fires, fire case histories, fire intensity, fire management, fire size, fuel models, fuel moisture, fuel types, humidity, Idaho, lightning caused fires, moisture, Montana, national forests, Oregon, rate of spread, rural communities, smoke behavior, spot fires, statistical analysis, temperature, topography, Washington, water, wilderness fire management, wildfires, wind

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Administration, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Hazard and Risk, Intelligence, Monitoring and Inventory, Outreach, Planning, Regulations and Legislation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, air quality, coniferous forests, conservation, diseases, ecosystem dynamics, education, FIA - Forest Inventory and Analysis, fire hazard reduction, fire management, fire protection, fire suppression, forest management, forest products, grazing, histories, invasive species, land management, national forests, native species (plants), natural resource legislation, pine forests, private lands, public information, range management, rangelands, recreation, roads, salvage, Smokey Bear program, soil erosion, state forests, threatened and endangered species (animals), threatened and endangered species (plants), US Forest Service, urban habitats, vegetation surveys, watershed management, weeds, wildfires, wildlife habitat management

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Logistics, Models, Outreach, Prescribed Fire, Regulations and Legislation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: catastrophic fires, community ecology, ecosystem dynamics, education, experimental fires, fire control, fire damage (property), fire danger rating, fire exclusion, fire hazard reduction, fire injuries (humans), fire intensity, fire management, fire protection, fire regimes, fire suppression, firefighting personnel, flammability, fuel accumulation, fuel loading, fuel management, histories, ignition, low intensity burns, population density, population ecology, post fire recovery, private lands, public information, rural communities, season of fire, smoke effects, succession, thinning, wilderness fire management, wildfires

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, CO - carbon monoxide, combustion chambers, dead fuels, ecosystem dynamics, fuel types, gases, grasses, live fuels, Lupinus spp., Mexico, Muhlenbergia, pine forests, Pinus hartwegii, Senecio spp., smoke effects, statistical analysis, SO2 - sulfur dioxide, wildfires

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: agriculture, biomass, cover, decomposition, elevation, fire management, fire size, forest products, grasslands, habitat conversion, habitat suitability, human caused fires, ignition, Indonesia, land management, land use, landscape ecology, logging, mosaic, plantations, private lands, season of fire, second growth forests, soils, Sumatra, topography, tropical forests, wildfires

The Northwest Regional Modeling Consortium (NWRMC) has been supporting the real-time predictions of mesoscale weather since 1993. The consortium includes local, state, and federal agencies with interests in air quality, smoke management, fire weather, water resources, hazard…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory, Weather
Region(s): Great Basin, Northern Rockies
Keywords: agriculture, air quality, catastrophic fires, computer programs, fire danger rating, fire management, hydrology, Idaho, JFSP - Joint Fire Science Program, Montana, ozone, physics, remote sensing, runoff, season of fire, smoke behavior, smoke management, statistical analysis, storms, water, weather observations, wildfires

Forest and agricultural burning release chemical compounds and particulate matter into the atmosphere. Although most of this material contributes to visibility reductions through haze and provides chemical constituents available for reactions with other atmospheric pollutants,…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, agriculture, air quality, chemical compounds, fire management, fuel moisture, humidity, JFSP - Joint Fire Science Program, moisture, particulates, photography, pollution, smoke behavior, smoke effects, smoke management, temperature, water, wildfires

Case study analyses of the BlueSky smoke modeling framework help identify the input values or modeling components that require improvement. BlueSky is a smoke forecasting system that combines burn information with models of consumption, emissions, meteorology, and dispersion to…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fuels, Hazard and Risk, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, Colorado, computer programs, fire case histories, fire danger rating, fire management, fuel appraisal, fuel inventory, Idaho, ignition, JFSP - Joint Fire Science Program, lightning caused fires, Montana, mountains, photography, remote sensing, smoke behavior, smoke effects, smoke management, statistical analysis, topography, weather observations, wilderness areas, wilderness fire management, wildfires, wind

BlueSky is a real-time smoke forecast system that predicts surface smoke concentrations from prescribed fire, wildfire, and agricultural burn activities. Developed by the USDA Forest Service in cooperation with the US Environmental Protection Agency (EPA), it is a tool used by…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory, Planning, Prescribed Fire, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, catastrophic fires, chemical elements, competition, computer networks, computer programs, ecosystem dynamics, fire danger rating, fire hazard reduction, fire management, fire suppression, fuel appraisal, fuel loading, fuel types, GIS, grass fires, health factors, histories, Idaho, JFSP - Joint Fire Science Program, land management, Montana, remote sensing, smoke behavior, smoke effects, smoke management, statistical analysis, suppression, topography, US Forest Service, Washington, wilderness areas, wildfires

This paper presents preliminary results of an effort to assess impacts caused by forest fires on regional air quality and visibility. Regional air quality is the result of many, many different sources of air pollution being transported, dispersed, chemically transformed, wet and…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Ecology, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, chemistry, community ecology, computer programs, fire danger rating, fire management, JFSP - Joint Fire Science Program, pollution, remote sensing, smoke behavior, smoke effects, smoke management, statistical analysis, US Forest Service, wildfires

This talk describes development of a physics-based mathematical and computational model to predict fire spread among structures and natural fuels (trees, shrubs and ground litter). This tool will be used to understand how fires spread in a community where both structures and…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Logistics, Models, Planning, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, combustion, computer networks, computer programs, distribution, elevation, fine fuels, fire growth, fire intensity, fire management, fire protection, firefighting personnel, fuel loading, fuel management, fuel types, herbaceous vegetation, ignition, JFSP - Joint Fire Science Program, leaves, litter, needles, overstory, physics, plant physiology, rate of spread, shrubs, smoke behavior, smoke effects, smoke management, statistical analysis, topography, trees, understory vegetation, wildfires, wildland fuels, wind

Airshed characterizations were developed to provide a mid-scale air quality assessment in support of programmatic and project level land management planning processes. These airshed assessments were developed to serve as a consistent and systematic approach for evaluating air…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire History, Mapping, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, computer programs, cover, fire management, fire regimes, GIS, Idaho, JFSP - Joint Fire Science Program, land management, landscape ecology, Montana, mountains, national forests, Nevada, Oregon, remote sensing, smoke management, statistical analysis, Utah, Washington, wilderness areas, wildfires

The combustion of woody materials releases significant amounts of moisture into the atmosphere. The energy required to evaporate this moisture is accounted for in the computation of fire energy release, as a loss from overall combustion energy. The moisture and energy are not…
Person:
Year: 2003
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: blowups, combustion, computer programs, energy, evapotranspiration, fire case histories, fire management, fuel moisture, JFSP - Joint Fire Science Program, moisture, statistical analysis, transpiration, wind, woody fuels, woody plants

A compressible, non-hydrostatic model is used to investigate atmospheric circulations induced by annular surface heat sources in a vertically sheared crossflow. Annular heat sources are used to approximate the influence of a wildland fire on the atmospheric flow. A series of…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire management, heat, heat effects, hydrology, JFSP - Joint Fire Science Program, smoke behavior, vortices, wildfires

The effects of vertically sheared winds on the behavior of wildland fires are examined via simulations of a coupled atmosphere-fire model. Specifically, the HIGRAD/FIRETEC model developed at the Los Alamos National Laboratory is employed to explore the dependence of fire…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: computer programs, fire danger rating, fire intensity, fire management, ignition, JFSP - Joint Fire Science Program, Los Alamos, New Mexico, smoke behavior, statistical analysis, vortices, wilderness fire management, wildfires, wind

Reliable forecasting of regional weather and wind flow patterns is critical for effective fighting of wildland fires and operational management of prescribed burns. Accurate forecast of future wind fields, relative humidity, and stability are essential for predicting fire…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Mapping, Models, Prescribed Fire, Safety, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biogeography, computer programs, ecosystem dynamics, fire danger rating, fire injuries (humans), fire management, fire suppression, GIS, health factors, heat, histories, humidity, JFSP - Joint Fire Science Program, smoke behavior, statistical analysis, temperature, water, weather observations, wilderness areas, wilderness fire management, wildfires, wind