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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

Addressing wildfire is not simply a fire management, fire operations, or wildland-urban interface problem - it is a larger, more complex land management and societal issue. The vision for the next century is to: Safely and effectively extinguish fire, when needed; use fire where…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Administration, Aquatic, Aviation, Climate, Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Logistics, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfire, wildland fire, National Cohesive Wildland Fire Management Strategy (Cohesive Strategy)

The MOPITT (Measurements Of Pollution In The Troposphere) CO measurements over a 10-year period (2000-2009) reveal consistently positive trends on the order of 0.13-0.19 x 1016 mol cm-2 per month in CO total column concentrations over the entire globe and the hemispheres. Two…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass burning, wildfires, air quality, carbon dioxide, CO - carbon monoxide, ENSO - El Nino Southern Oscillation, hydrocarbons, CH4 - methane, fire management, MOPITT CO

Introduction: Environmental contaminants are groups of unwanted, ubiquitous chemicals, found in food via weathering of the earth's crust, combustion (natural or anthropogenic), industrial uses or as unwanted bi-products of manufacturing processes. Evidence suggests that the…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Effects, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire frequency, wildfires, agriculture, chemical compounds, chemical elements, diseases, disturbance, climate change, health factors, hydrocarbons, toxicity, water, water quality, fire management, land management, environmental contaminants, food, forest fires, human exposure, mercury methylation, water re-use

Crop residue burning is an extensive agricultural practice in the contiguous United States (CONUS). This analysis presents the results of a remote sensing-based study of crop residue burning emissions in the CONUS for the time period 2003-2007 for the atmospheric species of…
Person:
Year: 2011
Type: Document
Source: TTRS
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: cropland fires, agriculture, air quality, remote sensing, Great Plains, Arkansas, Florida, Idaho, Texas, Washington, fire management, range management, croplands, CO2 - carbon dioxide, CH4 - methane, CO - carbon monoxide, NO2 - nitrogen dioxide, SO2 - sulfur dioxide, PM2.5, PM10, MODIS - Moderate Resolution Imaging Spectroradiometer

Coarse woody debris serves many functions in forest ecosystem processes and has important implications for fire management as it affects air quality, soil heating and carbon budgets when it combusts. There is relatively little research evaluating the physical properties relating…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Prevention, Fuels, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: combustion, fine fuels, fuel moisture, fuel loading, fuel types, heavy fuels, ignition, air quality, bark, C - carbon, cover type, decomposition, duff, fungi, litter, overstory, plant physiology, roots, slash, snags, soil temperature, wind, Australia, Costa Rica, Central America, New Zealand, ecosystem dynamics, fire management, forest management, fuel management, coniferous forests, pine hardwood forests, CWD - coarse woody debris, FERA - Fire and Environmental Research Applications Team, thermal properties

From the text ... 'Welcome to the new era of 'megafires,' which rage with such intensity that no human force can put them out. Their main causes, climate change and fire suppression, are fueling a heated debate about how to stop them.'
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire History, Fire Prevention, Fuels, Climate, Fire Behavior
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: catastrophic fires, crown fires, experimental fires, fire intensity, fire size, fire suppression, fire whirls, fuel accumulation, lightning caused fires, rate of spread, wildfires, woody fuels, climate change, litter, storms, fire management, forest management, fuel management, land management

This document provides a list of publications produced by the Rocky Mountain Research Station from April-June, 2011. It includes series publications, science perspectives, journal articles, and other publications. The topics covered include all aspects of forest management.
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Mapping, Monitoring and Inventory, Social Science
Region(s): Great Basin, Northern Rockies, Rocky Mountain, Southwest
Keywords: Forest Service, publications, research publications

The level of protection to fauna provided by tree cavities during wildland fires is not well understood. Here we present a model for estimating the transport of combustion gases into cylindrical, single-entrance cavities during exposures caused by different wildland fire…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: cavity trees, fauna, cavities, field experimental fires, fine fuels, fire dependent species, surface fires, wildfires, CO - carbon monoxide, cavity nesting birds, gases, litter, statistical analysis, threatened and endangered species, wind, Picoides borealis, red-cockaded woodpeckers, fire management, forest management, fuel management, wildlife habitat management, wildlife management

Forest fires usually spread out of control very quickly. Fires that produce a lot of smoke are particularly challenging for the emergency services, because the source of the fire is then especially hard to find. A new radiometric sensor can pinpoint the heart of the flames, even…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire detection, radiometer

Fundamentals of Combustion Processes serves students as a textbook for an upper-division undergraduate and graduate level combustion course in mechanical engineering. The authors focus on fundamental theory of combustion and provide a simplified discussion of basic combustion…
Person:
Year: 2011
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: combustion, flames, chemical kinetics, thermodynamics, textbook

This document provides a list of publications produced by the Rocky Mountain Research Station from January-March, 2011. It includes series publications, science perspectives, journal articles, and other publications. The topics covered include all aspects of forest management.
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fuels, Models, Monitoring and Inventory, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Northern Rockies, Rocky Mountain, Southwest
Keywords: US Forest Service, publications, research publications

Nighttime smoke dispersal from most prescribed fires is critical for public health and safety. For this reason, prescribed fire training and guidelines include detailed information about smoke management and remind burn managers to be constantly aware of weather, fuel, and other…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Planning, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: situational awareness, smoke management, fog

Trees do not just die; there is always a primary cause, and often contributing factors. Trees need adequate quantities of water, heat, light, nutrients, carbon dioxide, oxygen, and other abiotic resources to sustain life, growth, and reproduction. When these factors are…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire regimes, air pollution, climate change, drought, wind, fire suppression effects

On September 12, 1960, the brand new Northern Forest Fire Laboratory was dedicated in Missoula, MT. The fire lab's mission was-and is-to improve scientific understanding of wildland fire so it can be managed more safely and effectively in the field. The first scientists to work…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Intelligence, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire research, knowledge, MFSL - Missoula Fire Sciences Laboratory, experimental fire, fire danger rating, fire models, fire regimes, flammability, fuel loading, fuel moisture, laboratory fires, smoke effects, wildfires, Montana, ecosystem dynamics, fire management, fire management planning, forest management, fuel management, smoke management

We measured the emission factors for 19 trace gas species and particulate matter (PM2.5) from 14 prescribed fires in chaparral and oak savanna in the southwestern US, as well as conifer forest understory in the southeastern US and Sierra Nevada 5 mountains of California. These…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): California, Southern, Southwest
Keywords: chaparral, North Carolina, Arizona, monoterpenes, particles, AFTIR - airborne Fourier transform infrared spectroscopy, emission factors, trace gases, LaFTIR - land-base Fourier transform infrared spectroscopy, temperate coniferous forest

Research activities focused on estimating the direct emissions of carbon from wildland fires across North America are reviewed as part of the North American Carbon Program disturbance synthesis. A comparison of methods to estimate the loss of carbon from the terrestrial…
Person:
Year: 2011
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: fuel moisture, carbon cycle, carbon emissions, FERA - Fire and Environmental Research Applications Team, North America, wildland fires, fire emissions, emission scenarios

The National Wildfire Coordinating Group definition of extreme fire behavior (EFB) indicates a level of fire behavior characteristics that ordinarily precludes methods of direct control action. One or more of the following is usually involved: high rate of spread, prolific…
Person:
Year: 2011
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Prevention, Fuels, Intelligence, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: convection column, crowning, extreme fire behavior, fire research, spotting, fire whirls, knowledge gap, high rate of spread, crown fires, fire management, ROS - rate of spread, spot fires, wildfires, wind