Type
Topic
Region
Year
Displaying 526 - 550 of 5839
Ambient wildfire smoke in the American West has worsened considerably in recent decades, while the number of individuals recreating outdoors has simultaneously surged. Wildfire smoke poses a serious risk to human health, especially during long periods of exposure and during…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: National Park Service, human health, black carbon, recreation
The AirNow Fire and Smoke Map provides information that you can use to help protect your health from wildfire smoke. Use this map to see:
Current particle pollution air quality information for your location;
Fire locations and smoke plumes;
Smoke Forecast Outlooks, where…
Person:
Year:
Type: Website
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Mapping, Models, Monitoring and Inventory, Outreach, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: PM2.5, AQI - Air Quality Index, smoke plumes, fire locations, smoke forecast outlooks
The challenges of the 2020 Fire Year have validated the Cohesive Strategy and proven its foundational value for additional success and achievement across boundaries and landscapes in the West. The following pages offer a snapshot of 2020 activities and successes in the Western…
Person:
Year: 2021
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: National Cohesive Wildland Fire Management Strategy (Cohesive Strategy), wildfire, wildland fire
[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)
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)
Accurate representation of fire emissions and smoke transport is crucial for current and future wildfire-smoke projections. We present a flexible modeling framework for emissions sourced from the First Street Foundation Wildfire Model (FSF-WFM) to provide a national map for near…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Mapping, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke transport, dispersion, air quality, PM - particulate matter, PM2.5
At present, the wildfire smoke detection algorithm based on YOLOv3 has problems, such as low accuracy and slow detection speed. In this article, we propose a cross-layer extraction structure and multiscale downsampling network with bidirectional transpose FPN (BCMNet) for fast…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Models
Region(s): International
Keywords: fire detection, YOLOv3, smoke detection, China
This study investigates the impacts of the Williams Flats wildfire (August 3-9, 2019) on ozone conccentrations and chemistry in the downwind region using an assimilation framework with satellite retrievals and meterological measurements. By assimilating satellite-retrieved…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Northwest
Keywords: Williams Flats Fire, ozone concentrations
In the past few decades, forest fires have increased in number and severity, especially in the Mediterranean regions of Türkiye and Greece, where significant fires caused damage to thousands of hectares of land as well as wildlife. The main objective of the present study is to…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models, Monitoring and Inventory
Region(s): International
Keywords: wildfire, Sentinel-2, burn severity, GFED - Global Fire Emissions Database, eastern Mediterranean, PM - particulate matter, PM2.5
Prescribed burning is a major source of a fine particular matter, especially in the southeastern United States, and quantifying emissions from burning operations accurately is an integral part of ascertaining air quality impacts. For instance, a critical factor in calculating…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory, Prescribed Fire
Region(s): Southern
Keywords: biomass burning, wildland fire, Blue Sky, FINN - Fire Inventory of NCAR, agricultural burning, air quality, wildfires
[from the text]
In the Southwest United States, many ponderosa pine forests no longer resemble the pre-European settlement forests that were adapted to frequent, low-severity wildfires. The cumulative effects of fire suppression, livestock grazing, high-grading, and insect…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Economics, Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Planning, Restoration and Rehabilitation
Region(s): Southwest
Keywords: biomass, ponderosa pine, thinning, pile burning, fire risk reduction
This is a combined call for the NWCG Smoke Managers Sub-Committee and the WRAP Fire and Smoke Working Group. The intent of this occasional call series is to discuss operational smoke management issues and build understanding between the air regulatory and wildland fire…
Person:
Year: 2023
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: SmoC - NWCG Smoke Committee, WRAP - Western Regional Air Partnership, wildland fire emissions
This presentation and an associated article detail the physical demands and emerging health concerns facing wildland firefighters, in addition to the challenges that their sponsoring agencies must address to protect the health and performance of these key personnel and their…
Person: Ruby
Year: 2023
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: wildland firefighters, mental health, human physiology, physical health, energy expenditure
Increasing fire activity and the associated degradation in air quality in the United States has been indirectly linked to human activity via climate change. In addition, direct attribution of fires to human activities may provide opportunities for near term smoke mitigation by…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: PM2.5, PM - particulate matter, air quality, human ignitions, smoke exposure, human health
Wildland fire can cause significant damage but is also a natural process that is key to the healthy functioning of many ecosystems worldwide. Primary fuels for a wildland fire are the dead foliage and small branches which accumulate as litter on the ground. A cone calorimeter…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Mapping, Monitoring and Inventory
Region(s): Southern
Keywords: gas chromatography, mass spectrometry, molecular chemical mapping, live fuel properties, wildfire, GCxGC
Prescribed fire is an increasingly important tool in restoring ecological conditions and reducing uncontrolled wildfire. Prescribed burn techniques could reduce public health impacts associated with wildfire smoke exposure. However, there have been few assessments of the health…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire, Safety, Social Science
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke exposure, social and health burden, public health, sociodemographic variables, health impacts, vulnerable populations
As climate change advances, communities across the United States are adapting to the increased threat of wildfires. Such disasters are expected to become more frequent and severe. In this lecture, Dr. Méndez explores why it is crucial to understand how these events amplify…
Person: Mendez
Year: 2022
Type: Media
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Safety, Social Science
Region(s): California
Keywords: climate change, migrant workers, wildfire impacts, inequality, undocumented workers, Latino/a, disaster impacts, environmental justice, health impacts, PM - particulate matter, PM2.5, environmental disaster planning
Pyrolysate gas mixtures are multivariate and relative in nature. Statistical techniques applied to these data generally ignore their relative nature. Published data for permanent gases (CO, CO2, H2, CH4) and tars produced by pyrolysing 15 wildland fuels were reanalysed using…
Person:
Year: 2022
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: balance, CoDA, Ilex spp., log-ratio, Morella, palmetto, Pinus palustris, pyrolysis, Quercus spp., Vaccinium spp.
Large land extensions are subjected to environmental degradation and land-use changes by fires annually. In tropical regions, such as South America, the global demand for commodities leads to the conversion of natural vegetation into agricultural land-uses. With the new orbital…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): International
Keywords: South America, biomass burning, FRP - Fire Radiative Power, satellite imagery, remote sensing, GOES-R, METEOSAT, BRAMS - Brazilian Regional Atmospheric Modeling System, MERRA-2 - Modern-Era Retrospective analysis for Research and Applications, CAMS - Copernicus Atmosphere Monitoring Service, Brazil
Emission measurements are available in the literature for a wide variety of field burns and laboratory experiments, although previous studies do not always isolate the effect of individual features such as fuel moisture content (FMC). This study explores the effect of FMC on…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: flaming, smouldering, wildland fuels, fuel moisture content, steady state, combustion
Numerous devastating air pollution events from wildfire smoke occurred in this century in the western USA, leading to severe environmental consequences. This study projects future fire emissions in this region under climate change with a focus on comparing the relative…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Models
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: climate change, wildfires, fuel loading, fuel moisture, vegetation modelling, dynamical climate downscaling, FPI - Fire Potential Index
Forest fires are a huge ecological hazard, and smoke is an early characteristic of forest fires. Smoke is present only in a tiny region in images that are captured in the early stages of smoke occurrence or when the smoke is far from the camera. Furthermore, smoke dispersal is…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: smoke detection, multioriented, attention mechanism, softpool-spatial pyramid pooling, mixed-NMS
Australian fires are a primary driver of variability in Australian atmospheric composition and contribute significantly to regional and global carbon budgets. However, biomass burning emissions from Australia remain highly uncertain. In this work, we use surface in situ, ground-…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models, Monitoring and Inventory
Region(s): International
Keywords: wildfire, Australia, CO - carbon monoxide, biomass burning, GEOS-Chem, ACCESS-UKCA
Background: Extreme, prolonged wildfire smoke (WFS) events are becoming increasingly frequent phenomena across the Western United States. Rural communities, dependent on contributions of nature to people’s quality of life, are particularly hard hit. While prior research has…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Northwest
Keywords: wildfire smoke, wellbeing, qualitative methods, community impacts
The changes in the concentration and composition of biomass-burning organic aerosol (OA) downwind of a major wildfire are simulated using the one-dimensional Lagrangian chemical transport model PMCAMx-Trj. A base case scenario is developed based on realistic fire-plume…
Person:
Year: 2021
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: volatility basis set, biomass burning, air quality modeling, organic aerosols, wildfires, secondary organic aerosol, PM - particulate matter