Type
Topic
Region
Year
Displaying 1 - 25 of 74
Wildland fire is a major producer of aerosols from combustion of vegetation and soils, but little is known about the abundance and composition of smoke’s biological content. Bioaerosols, or aerosols derived from biological sources, may be a significant component of the aerosol…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): Southern
Keywords: bioaerosols, biomass burning, microorganisms, microbe, drone, biological diversity, UAS - Unmanned Aircraft System, Florida
The impact of wildland fire smoke on air quality and health is an issue growing in importance to many health officials across the country, as well as federal, state and local decision-makers. This webinar gives an overview of EPA’s tools and resources available to provide public…
Person: Long
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Mapping, Models, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, PM2.5, PM - particulate matter, public health, wildland fire, wildfire, EPA - Environmental Protection Agency, mitigation, air pollution, health risk
The literature-spanning several recent decades-describes numerous attempts to characterize the efficacy of cumulonimbus 'Cb' convection as a pollutant pathway connecting the planetary BL to the upper troposphere and lower stratosphere (UTLS). The relatively new discovery of…
Person:
Year: 2019
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: aerosols, convection, cloud, cumulonimbus
Using a particulate emissions model developed for FIRETEC, we explore differences in particle emission profiles between high-intensity fires under critical conditions and low-intensity fires under marginal conditions. Simulations were performed in a chaparral shrubland and a…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Southern
Keywords: PM - particulate matter, FIRETEC, soot formation, simulations, fire intensity, chaparral, conifer forest
This seminar is part of the USFS Missoula Fire Lab Seminar Series.
The National Weather Service (NWS) Real-Time Mesoscale Analysis (RTMA) has been developed to provide a national standard Analysis of Record (AoR) for large scale verification and bias-correction efforts. The RTMA…
Person: Leach
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Safety, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: RTMA - Real Time Mesoscale Analysis, URMA - Un-Restricted Mesoscale Analysis, AoR - Analysis of Record, atmospheric moisture, ARA - Air Resource Advisor, air quality, ADI - Atmospheric Dispersion Index, LVORI - Low Visibility Occurrence Risk Index, visibility, health impacts
Deforestation from timber harvests and farmland conversions have led to 565 GtCO2 (billion tons of carbon dioxide) being emitted into the atmosphere. Taking into account natural regeneration on forestland, Houghton (2003, 2008) and Houghton et al. (2012) estimate that…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Economics, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: climate change, land use change, forest carbon, carbon emissions, deforestation, fire management
Carbon monoxide (CO) exposure levels encountered by wildland firefighters (WLFs) throughout their work shift can change considerably within a few minutes due to the varied tasks that are performed and the changing environmental and fire conditions encountered throughout the day…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: firefighters, smoke exposure, CO - carbon monoxide, carboxyhemoglobin, data loggers, elevation, sawyer, shift length
Biomass mapping is used in variety of applications including carbon assessments, emission inventories, and wildland fire and fuel planning. Single values are often applied to individual pixels to represent biomass of classified vegetation, but each biomass estimate has…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models, Planning
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: C - carbon, biomass, remote sensing, uncertainty, wildland fuel, Canada, fire management
It is typically difficult to burn duff because of high fuel moisture; however, under persistent drought conditions, duff will burn readily. This study investigates the burning of a deep duff layer by the 2016 Rough Ridge Fire, in the southern United States, under drought…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Southern
Keywords: Rough Ridge Fire, BlueSky, drought, FCCS - Fuel Characteristic Classification System, fuel sampling, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, duff consumption, air pollution, fuel load, fuel moisture
The Advanced Fire Environment Learning Unit (AFELU) will host three speakers to talk about Predictive Services comparison tools (Robert Ziel, Alaska Fire Science Consortium), predicting fire behavior in Alaska (Chris Moore, Alaska Fire Service), and smoke tools (Pete Lahm, US…
Person: Ziel, Moore, Lahm
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Hazard and Risk, Mapping, Models, Safety, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: drought, landscape flammability, precipitation, NDVI - Normalized Difference Vegetation Index, PDI - Palmer Drought Index, FSPro - Fire Spread Probability, 2019 fire season, acres burned, ERC - Energy Release Component, wildfires, air quality, PM2.5, PM - particulate matter, BlueSky
The Joint Fire Science Program (JFSP) has supported the development of a new resource for defining fuel loading across the variable landscapes of the US. The work entailed compiling existing data on fuel loadings categorized by Existing Vegetation Type (EVT). The data has been…
Person: French, Prichard, Kennedy, Billmire
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fuel loading, EVT - existing vegetation type, fuels database, fire operations research, smoke modeling
Fire and Smoke Model Evaluation Experiment (FASMEE) - Final Report to the Joint Fire Science Program
The Joint Fire Science Program (JFSP) and the Environmental Security Technology Certification Program (ESTCP) initiated the Fire and Smoke Model Experiment (FASMEE) (https://sites.google.com/firenet.gov/fasmee/) by funding Project 15-S-01-01 to identify and collect a set of…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Models, Planning, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: FASMEE - Fire and Smoke Model Evaluation Experiment, project management, large fire, experiments, fuel consumption, smoke modeling, fire modeling, energy release, plume rise, smoke transport, smoke dispersion, chemistry
Wildfires in the boreal forests and peatlands of the ABoVE domain are a natural disturbance agent, but are increasing in frequency and severity. Boreal forest fires impart relatively large forcings on the climate system as a result of (i) typically high severity fires that emit…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, International
Keywords: climate forcing, albedo, Canada, boreal forest fires, forest fire carbon emission, C - carbon, carbon emissions, ABoVE - NASA Arctic-Boreal Vulnerability Experiment, burned area, remote sensing, climate change
Our study aimed to integrate remote sensing, spatial analysis, and field data to understand the vulnerability and resiliency of peatlands and uplands to wildfire across the southern Northwest Territories study area where peatlands are abundant, including these objectives:
• Map…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, International
Keywords: burn severity, fire severity, successional trajectory, ABoVE - NASA Arctic-Boreal Vulnerability Experiment, Canada, carbon emissions, C - carbon, peatlands, remote sensing, post-fire succession, boreal region
Poor air quality arising from prescribed and wildfire smoke emissions poses threats to human health and therefore must be taken into account for the planning and implementation of prescribed burns for reducing contemporary fuel loading and other management goals. To better…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Planning, Prescribed Fire
Region(s): Northwest, Southern
Keywords: air quality, biomass burning, CO2 - carbon dioxide, CO - carbon monoxide, instrumentation, MCE - modified combustion efficiency, PM - particulate matter, UAS - Unmanned Aircraft System, VOC - volatile organic compounds, wildland fire, Florida, Oregon
Wildfire is an essential earth‐system process, impacting ecosystem processes and the carbon cycle. Forest fires are becoming more frequent and severe, yet gaps exist in the modeling of fire on vegetation and carbon dynamics. Strategies for reducing carbon dioxide (CO2) emissions…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: C - carbon, climate change mitigation, forests, greenhouse gas emissions, tree biomass, biomass consumption, biomass combustion factors
Epidemiological studies consistently show an association between wildfire-related smoke exposure and adverse respiratory health. We conducted a systematic review of evidence in published literature pertaining to heterogeneity of respiratory effects from this exposure in North…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Safety
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: wildfires, respiratory health, heterogeneity, ratio of relative risk, public health
Forest ecosystems sequester approximately 12% of anthropogenic carbon emissions, and efforts to increase forest carbon uptake are central to climate change mitigation policy. Managing forests to store carbon has focused on increasing forested area, decreasing area lost to…
Person:
Year: 2019
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, National
Keywords: carbon emissions, climate change, forest carbon, forest management, carbon management
Smoke aerosols released from biomass burning greatly influence air quality, weather, and climate. The total particulate matter (TPM) of smoke aerosols has been demonstrated to be a linear function of fire radiative energy (FRE) during a period of biomass burning via a smoke…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Indonesia, emission coefficient, MODIS - Moderate Resolution Imaging Spectroradiometer, FRE - Fire Radiative Energy, smoke aerosols, PM - particulate matter, air quality, MODIS active fires
Presented by Xanthe Walker on April 11th, 2019 at the Bonanza Creek LTER Symposium.She discusses some of the research done with Michelle Mack at NAU – regarding C emissions from boreal forest wildfire.
Person: Walker
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Alaska
Keywords: carbon emissions, Alaska boreal forest , wildland fire, modeling, carbon balance
Smoke from human-induced fires such as prescribed fires can occasionally cause significant reduction in visibility on highways in the southern United States. Visibility reduction to less than three meters has been termed 'superfog' and environmental conditions that lead to its…
Person:
Year: 2019
Type: Document
Source: FRAMES
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: superfog, visibility, liquid water content, CCN - cloud condensation nuclei
Wildland firefighters are exposed to wood smoke, which contains hazardous air pollutants, by suppressing thousands of wildfires across the U. S. each year. We estimated the relative risk of lung cancer and cardiovascular disease mortality from existing PM2.5 exposure-response…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Prevention, Hazard and Risk, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildland fire, firefighters, PM - particulate matter, risk assessment, cardiovascular disease, lung diseases, firefighter health, smoke exposure
Seasonal-mean concentrations of particulate matter with diameters smaller than 2.5 μm (PM2.5) have been decreasing across the United States (US) for several decades, with large reductions in spring and summer in the eastern US. In contrast, summertime-mean PM2.5 in the western…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM - particulate matter, PM2.5, fire frequency, area burned, smoke plumes, GEOS-Chem, GEOS-Chem CTM
Prescribed fire and wildfire in the Western US have long been critical ecological processes used by humans, specifically Native Americans, to manage the plant species, insects, and diseases present in a landscape. However, policies of fire suppression have led to a decrease in…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Prevention, Fuels, Hazard and Risk, Prescribed Fire, Restoration and Rehabilitation
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM2.5, PM - particulate matter, fire suppression, literature review
Wildland firefighters are exposed to wood smoke, which contains hazardous air pollutants, during wildland fire management assignments across the U.S. each year. In this webinar, Kathleen Navarro, PhD, will present on a recent Joint Fire Science Program study estimating the…
Person: Navarro, Martinez
Year: 2019
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Prevention, Hazard and Risk
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: human health, health impacts, PM2.5, PM - particulate matter, PAH - polycyclic aromatic hydrocarbons, firefighters, firefighter exposure