Type
Topic
Region
Year
Displaying 751 - 774 of 774
In the Mediterranean ecosystem, wildfires are very frequent and the predicted future with a probable increase of fires could drastically modify the vegetation scenarios. Vegetation fires are an important source of gases and primary emissions of fine carbonaceous particles in the…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: Italy, deciduous trees, coniferous, biomass burning, Mediterranean ecosystem, particulate emissions, Pinus halepensis, Quercus pubescens, laboratory fires
Biomass burning emits a large quantity of gaseous pollutants and aerosols into the atmosphere, which perturbs the regional and global climate and has significant impacts on air quality and human health. In order to understand the temporal and spatial…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass burning, AOD - aerosol optical depth, AAE - absorption angström exponent, FRP - Fire Radiative Power, heating rate
The California landscape is layered and multifunctional, both historically and spatially. Currently, wildfire size, frequency, and intensity are without precedent, at great cost to human health, property, and lives. We review the contemporary firescape, the…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Hazard and Risk, Prescribed Fire
Region(s): California
Keywords: wildfire, vegetation management, Sierra Nevada, prescribed grazing, goats, Indigenous land management, Mediterranean climate, PM - particulate matter, PM2.5, climate change, risk reduction, fire hazard reduction, fuel management
Globally, wildfires are considered the most commonly occurring disasters, resulting from natural and anthropogenic ignition sources. Wildfires consist of burning standing biomass at erratic degrees of intensity, severity, and frequency. Consequently, wildfires generate large…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: Africa, burned area, wildfires, biomass burning, MODIS - Moderate Resolution Imaging Spectroradiometer, CALIPSO, fire management, air quality
A large concentration of finer particulate matter (PM2.5), the primary air-quality concern in northern peninsular Southeast Asia (PSEA), is believed to be closely related to large amounts of biomass burning (BB) particularly in the dry season. In order to quantitatively estimate…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: Thailand, PM2.5, biomass burning, urban, haze, radiative effects, air quality, aerosols
Quantifying carbon and species dynamics under different fire regimes in a southeastern U.S. pineland
Forests have a prominent role in carbon sequestration and storage. Climate change and anthropogenic forcing have altered the dominant characteristics of some forested ecosystems through changes to their disturbance regimes, particularly fire. Ecosystems that historically burned…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Models, Prescribed Fire
Region(s): Southern
Keywords: carbon sequestration, Deciduous Oaks, ecosystem modeling, Ichauway, landscape disturbance, succession, longleaf pine, Pinus palustris, savannas, wildfires, fire regimes, fire exclusion, Georgia, species composition
Ecosystem health and visibility degradation due to fine-mode atmospheric particles have been documented in remote areas and motivate particle characterization that can inform mitigation strategies. This study explores submicron (PM1) particle size, composition,…
Person:
Year: 2015
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence
Region(s): Rocky Mountain
Keywords: biomass burning, wildfires, aerosols, air quality, national parks, N - nitrogen, particulates, remote sensing, wind, Wyoming, fire management, forest management, smoke management, Organic Aerosol, source apportionment, secondary organic aerosol, biomass burning, background, organic nitrogen, aerosol mass spectrometer, positive matrix factorization
Introduction: Non-compliance with respiratory protection programs among firefighters may put them at increased risk of injury and illness from occupational exposures during fire extinguishing activities. This research aims to characterize respiratory protection…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Prevention, Hazard and Risk, Safety
Region(s): Southern
Keywords: firefighters, respiratory protection, respiratory illness, Florida, survey
Deep-learning (DL)-based object detection algorithms can greatly benefit the community at large in fighting fires, advancing climate intelligence, and reducing health complications caused by hazardous smoke particles. Existing DL-based techniques, which are…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: wildfire, incipient stage, smoke density, detection, deep learning, computer vision, encoder–decoder Transformer, direct set prediction, attention mechanism, benchmarks, Nemo - Nevada Smoke detection benchmark
Wildland fire emissions from both wildfires and prescribed fires represent a major component of overall U.S. emissions. Obtaining an accurate, time-resolved inventory of these emissions is important for many purposes, including to account for emissions of greenhouse gases and…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: CFIRE - Comprehensive Fire Information Reconciled Emissions, NEI - National Emissions Inventory, wildfire, remote sensing, satellite fire monitoring, satellite data, PM - particulate matter, PM2.5
Increases in large wildfire frequency and intensity and a longer fire season in the western United States are resulting in a significant increase in air pollution, including concentrations of PM2.5 (particulate matter <2.5 µm in aerodynamic diameter) that pose significant…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: PM2.5, PM - particulate matter, evaluation, wildfires, smoke monitoring
Kris Ray from the Air Quality Program of the Confederated Tribes of the Colville Reservation presented his experience monitoring indoor air quality during the 2015 wildfire season, and Dr. Shelly Miller from the University of Colorado shared her findings on the effectiveness of…
Person: Ray, Miller
Year: 2017
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Monitoring and Inventory, Prescribed Fire, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: PM2.5 airborne concentrations, fine particulates, Colville Reservation, indoor air quality, air cleaner, Colorado, Washington
Black (EBC) and Brown (BrC) Carbon are ubiquitous constituents of atmospheric particulate matter that affect people’s health, disrupt ecosystems, and modulate local and global climate. Tracking the local deposition and sources of these aerosol particles is…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): Southwest, International
Keywords: black carbon, brown carbon, troposphere, wildfires, PAX - photoacoustic extinctiometer, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, planetary boundary layer, HRRR - High Resolution Rapid Refresh
This study investigated the emission of PM10 and PM2.5 (particulates with diameters of less than 10 µm and 2.5 µm, respectively) and the chemical composition of PM2.5 from laboratory combustion of five Australian vegetation types (three grasslands, a woodland and a forest). A…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: PM2.5, Australia, bushfire, vegetation fire, PAH - polycyclic aromatic hydrocarbons, water-soluble metals
Background: An important consequence of wildland fire is the production of ash, defined as a continuum of mineral to charred organic residues formed by the burning of wildland fuels. Ash may impact soil health depending on its elemental composition and other…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire, Restoration and Rehabilitation
Region(s): Eastern
Keywords: Wisconsin, pine barrens, brush cutting, disturbance, forest management, Moquah Barrens, pyrometer, ash
An unprecedented wildfire impacted the northern Alberta city of Fort McMurray in May 2016 causing a mandatory city wide evacuation and the loss of 2,400 homes and commercial structures. A two-hectare wildfire was discovered on May 1, grew to ~ 157,000 ha by May 5, and continued…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Alaska, International
Keywords: boreal fire, biomass combustion, emission ratio, PM - particulate matter, O3 - ozone, S - sulfur, Fort McMurray Fire, Alberta, Canada, air quality
Biomass burning emissions emit a significant amount of trace gases and aerosols and can affect atmospheric chemistry and radiative forcing for hundreds or thousands of kilometres downwind. They can also contribute to exceedances of air quality standards and have negative impacts…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Northwest, International
Keywords: Siberia, wildfires, air quality, smoke plume, MODIS - Moderate Resolution Imaging Spectroradiometer, O3 - ozone, PM2.5, Canada, British Columbia, fire plumes
Wildfires are increasing in frequency and intensity in part because of changing climate conditions and decades of fire suppression. Though fire is a natural ecological process in many forest ecosystems, extreme wildfires now pose a growing threat to the nation’s natural…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Economics, Emissions and Smoke, Fire Ecology, Fire Effects, Hazard and Risk, Models, Planning, Prescribed Fire, Restoration and Rehabilitation, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: controlled burn, wildfire resilience, National Cohesive Wildland Fire Management Strategy (Cohesive Strategy), partnerships, air quality, equity, cross-boundary
Wildfires are by far the largest contributor to global biomass burning and constitute a large global source of atmospheric traces gases and aerosols. Such emissions have a considerable impact on air quality and constitute a major health hazard. Biomass burning…
Person:
Year: 2016
Type: Document
Source: FRAMES, 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: CO2 - carbon dioxide, fire models, wildfires, aerosols, air quality, gases, fire management, smoke management
Smoke from forest fires can limit forest management actions because of down-wind impacts. Public controversy can result from the vast distances smoke disperses over residential, work, recreation, and transportation areas. Pyne, Andrews, and Laven (1996) aptly describe why fires…
Person:
Year: 2015
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Social Science, Wildland-Urban Interface (WUI)
Region(s): Northern Rockies, Southern
Keywords: air quality, risk perception, smoke impacts, public perceptions
[Executive Summary] The Wildland Fire Leadership Council (WFLC) presents this Addendum Update, to spotlight wildland fire critical emphasis areas and challenges that were not identified or addressed in depth in the 2014 National Cohesive Wildland Fire Management Strategy (…
Person:
Year: 2023
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, Unknown, 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)
Biomass burning (BB) is one of the most important contributors to atmospheric aerosols on a global scale, and wildfires are a large source of emissions that impact regional air quality and global climate. As part of the Biomass Burning Observation Project (BBOP) field campaign…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Monitoring and Inventory
Region(s): Northwest
Keywords: wildfires, biomass burning, aerosols, organic aerosols, chemistry, organic compounds, mass spectrometry
Biomass burning is an important source to the atmosphere of carbonaceous particulate matter that impacts air quality, climate, and human health. The semivolatile nature of directly-emitted organic particulate matter can result in particle evaporation as smoke…
Person:
Year: 2017
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, National
Keywords: organic aerosols, biomass burning, phase partitioning, smog, plume, photooxidation, PM - particulate matter
Although representing only a small mass fraction of the emissions from biomass burning, the emitted particle-phase organic species (organic aerosol, OA) exert importance influences on visibility, climate, and human health. Wildland fire, both prescribed and…
Person:
Year: 2017
Type: Project
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: organic aerosols, PM - particulate matter, biomass burning